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-rw-r--r--fs/binfmt_elf.c2
-rw-r--r--fs/binfmt_elf_fdpic.c2
-rw-r--r--fs/btrfs/ctree.c6
-rw-r--r--fs/btrfs/disk-io.c20
-rw-r--r--fs/btrfs/disk-io.h2
-rw-r--r--fs/btrfs/extent_io.c10
-rw-r--r--fs/btrfs/extent_io.h4
-rw-r--r--fs/btrfs/free-space-cache.c18
-rw-r--r--fs/btrfs/hash.c5
-rw-r--r--fs/btrfs/hash.h1
-rw-r--r--fs/btrfs/super.c57
-rw-r--r--fs/btrfs/tests/btrfs-tests.c6
-rw-r--r--fs/btrfs/tests/btrfs-tests.h27
-rw-r--r--fs/btrfs/tests/extent-buffer-tests.c13
-rw-r--r--fs/btrfs/tests/extent-io-tests.c86
-rw-r--r--fs/btrfs/tests/free-space-tests.c76
-rw-r--r--fs/btrfs/tests/free-space-tree-tests.c30
-rw-r--r--fs/btrfs/tests/inode-tests.c344
-rw-r--r--fs/btrfs/tests/qgroup-tests.c111
-rw-r--r--fs/btrfs/volumes.c109
-rw-r--r--fs/coredump.c4
-rw-r--r--fs/dcache.c4
-rw-r--r--fs/ecryptfs/kthread.c13
-rw-r--r--fs/namei.c61
-rw-r--r--fs/namespace.c6
-rw-r--r--fs/proc/root.c7
26 files changed, 612 insertions, 412 deletions
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index e158b22ef32f..a7a28110dc80 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -2275,7 +2275,7 @@ static int elf_core_dump(struct coredump_params *cprm)
goto end_coredump;
/* Align to page */
- if (!dump_skip(cprm, dataoff - cprm->file->f_pos))
+ if (!dump_skip(cprm, dataoff - cprm->pos))
goto end_coredump;
for (i = 0, vma = first_vma(current, gate_vma); vma != NULL;
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 71ade0e556b7..203589311bf8 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -1787,7 +1787,7 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
goto end_coredump;
}
- if (!dump_skip(cprm, dataoff - cprm->file->f_pos))
+ if (!dump_skip(cprm, dataoff - cprm->pos))
goto end_coredump;
if (!elf_fdpic_dump_segments(cprm))
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 427c36b430a6..46025688f1d0 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1373,7 +1373,8 @@ tree_mod_log_rewind(struct btrfs_fs_info *fs_info, struct btrfs_path *path,
if (tm->op == MOD_LOG_KEY_REMOVE_WHILE_FREEING) {
BUG_ON(tm->slot != 0);
- eb_rewin = alloc_dummy_extent_buffer(fs_info, eb->start);
+ eb_rewin = alloc_dummy_extent_buffer(fs_info, eb->start,
+ eb->len);
if (!eb_rewin) {
btrfs_tree_read_unlock_blocking(eb);
free_extent_buffer(eb);
@@ -1454,7 +1455,8 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
} else if (old_root) {
btrfs_tree_read_unlock(eb_root);
free_extent_buffer(eb_root);
- eb = alloc_dummy_extent_buffer(root->fs_info, logical);
+ eb = alloc_dummy_extent_buffer(root->fs_info, logical,
+ root->nodesize);
} else {
btrfs_set_lock_blocking_rw(eb_root, BTRFS_READ_LOCK);
eb = btrfs_clone_extent_buffer(eb_root);
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 6628fca9f4ed..1142127f6e5e 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1147,7 +1147,8 @@ struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root,
u64 bytenr)
{
if (btrfs_test_is_dummy_root(root))
- return alloc_test_extent_buffer(root->fs_info, bytenr);
+ return alloc_test_extent_buffer(root->fs_info, bytenr,
+ root->nodesize);
return alloc_extent_buffer(root->fs_info, bytenr);
}
@@ -1314,14 +1315,16 @@ static struct btrfs_root *btrfs_alloc_root(struct btrfs_fs_info *fs_info,
#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
/* Should only be used by the testing infrastructure */
-struct btrfs_root *btrfs_alloc_dummy_root(void)
+struct btrfs_root *btrfs_alloc_dummy_root(u32 sectorsize, u32 nodesize)
{
struct btrfs_root *root;
root = btrfs_alloc_root(NULL, GFP_KERNEL);
if (!root)
return ERR_PTR(-ENOMEM);
- __setup_root(4096, 4096, 4096, root, NULL, 1);
+ /* We don't use the stripesize in selftest, set it as sectorsize */
+ __setup_root(nodesize, sectorsize, sectorsize, root, NULL,
+ BTRFS_ROOT_TREE_OBJECTID);
set_bit(BTRFS_ROOT_DUMMY_ROOT, &root->state);
root->alloc_bytenr = 0;
@@ -4130,6 +4133,17 @@ static int btrfs_check_super_valid(struct btrfs_fs_info *fs_info,
* Hint to catch really bogus numbers, bitflips or so, more exact checks are
* done later
*/
+ if (btrfs_super_bytes_used(sb) < 6 * btrfs_super_nodesize(sb)) {
+ btrfs_err(fs_info, "bytes_used is too small %llu",
+ btrfs_super_bytes_used(sb));
+ ret = -EINVAL;
+ }
+ if (!is_power_of_2(btrfs_super_stripesize(sb)) ||
+ btrfs_super_stripesize(sb) != sectorsize) {
+ btrfs_err(fs_info, "invalid stripesize %u",
+ btrfs_super_stripesize(sb));
+ ret = -EINVAL;
+ }
if (btrfs_super_num_devices(sb) > (1UL << 31))
printk(KERN_WARNING "BTRFS: suspicious number of devices: %llu\n",
btrfs_super_num_devices(sb));
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 8e79d0070bcf..acba821499a9 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -90,7 +90,7 @@ void btrfs_drop_and_free_fs_root(struct btrfs_fs_info *fs_info,
void btrfs_free_fs_root(struct btrfs_root *root);
#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
-struct btrfs_root *btrfs_alloc_dummy_root(void);
+struct btrfs_root *btrfs_alloc_dummy_root(u32 sectorsize, u32 nodesize);
#endif
/*
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 6e953de83f08..a3412d68ad37 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4728,16 +4728,16 @@ err:
}
struct extent_buffer *alloc_dummy_extent_buffer(struct btrfs_fs_info *fs_info,
- u64 start)
+ u64 start, u32 nodesize)
{
unsigned long len;
if (!fs_info) {
/*
* Called only from tests that don't always have a fs_info
- * available, but we know that nodesize is 4096
+ * available
*/
- len = 4096;
+ len = nodesize;
} else {
len = fs_info->tree_root->nodesize;
}
@@ -4833,7 +4833,7 @@ struct extent_buffer *find_extent_buffer(struct btrfs_fs_info *fs_info,
#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
- u64 start)
+ u64 start, u32 nodesize)
{
struct extent_buffer *eb, *exists = NULL;
int ret;
@@ -4841,7 +4841,7 @@ struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
eb = find_extent_buffer(fs_info, start);
if (eb)
return eb;
- eb = alloc_dummy_extent_buffer(fs_info, start);
+ eb = alloc_dummy_extent_buffer(fs_info, start, nodesize);
if (!eb)
return NULL;
eb->fs_info = fs_info;
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 1baf19c9b79d..c0c1c4fef6ce 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -348,7 +348,7 @@ struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
struct extent_buffer *__alloc_dummy_extent_buffer(struct btrfs_fs_info *fs_info,
u64 start, unsigned long len);
struct extent_buffer *alloc_dummy_extent_buffer(struct btrfs_fs_info *fs_info,
- u64 start);
+ u64 start, u32 nodesize);
struct extent_buffer *btrfs_clone_extent_buffer(struct extent_buffer *src);
struct extent_buffer *find_extent_buffer(struct btrfs_fs_info *fs_info,
u64 start);
@@ -468,5 +468,5 @@ noinline u64 find_lock_delalloc_range(struct inode *inode,
u64 *end, u64 max_bytes);
#endif
struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
- u64 start);
+ u64 start, u32 nodesize);
#endif
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index c6dc1183f542..69d270f6602c 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -29,7 +29,7 @@
#include "inode-map.h"
#include "volumes.h"
-#define BITS_PER_BITMAP (PAGE_SIZE * 8)
+#define BITS_PER_BITMAP (PAGE_SIZE * 8UL)
#define MAX_CACHE_BYTES_PER_GIG SZ_32K
struct btrfs_trim_range {
@@ -1415,11 +1415,11 @@ static inline u64 offset_to_bitmap(struct btrfs_free_space_ctl *ctl,
u64 offset)
{
u64 bitmap_start;
- u32 bytes_per_bitmap;
+ u64 bytes_per_bitmap;
bytes_per_bitmap = BITS_PER_BITMAP * ctl->unit;
bitmap_start = offset - ctl->start;
- bitmap_start = div_u64(bitmap_start, bytes_per_bitmap);
+ bitmap_start = div64_u64(bitmap_start, bytes_per_bitmap);
bitmap_start *= bytes_per_bitmap;
bitmap_start += ctl->start;
@@ -1638,10 +1638,10 @@ static void recalculate_thresholds(struct btrfs_free_space_ctl *ctl)
u64 bitmap_bytes;
u64 extent_bytes;
u64 size = block_group->key.offset;
- u32 bytes_per_bg = BITS_PER_BITMAP * ctl->unit;
- u32 max_bitmaps = div_u64(size + bytes_per_bg - 1, bytes_per_bg);
+ u64 bytes_per_bg = BITS_PER_BITMAP * ctl->unit;
+ u64 max_bitmaps = div64_u64(size + bytes_per_bg - 1, bytes_per_bg);
- max_bitmaps = max_t(u32, max_bitmaps, 1);
+ max_bitmaps = max_t(u64, max_bitmaps, 1);
ASSERT(ctl->total_bitmaps <= max_bitmaps);
@@ -1660,7 +1660,7 @@ static void recalculate_thresholds(struct btrfs_free_space_ctl *ctl)
* sure we don't go over our overall goal of MAX_CACHE_BYTES_PER_GIG as
* we add more bitmaps.
*/
- bitmap_bytes = (ctl->total_bitmaps + 1) * PAGE_SIZE;
+ bitmap_bytes = (ctl->total_bitmaps + 1) * ctl->unit;
if (bitmap_bytes >= max_bytes) {
ctl->extents_thresh = 0;
@@ -3662,7 +3662,7 @@ have_info:
if (tmp->offset + tmp->bytes < offset)
break;
if (offset + bytes < tmp->offset) {
- n = rb_prev(&info->offset_index);
+ n = rb_prev(&tmp->offset_index);
continue;
}
info = tmp;
@@ -3676,7 +3676,7 @@ have_info:
if (offset + bytes < tmp->offset)
break;
if (tmp->offset + tmp->bytes < offset) {
- n = rb_next(&info->offset_index);
+ n = rb_next(&tmp->offset_index);
continue;
}
info = tmp;
diff --git a/fs/btrfs/hash.c b/fs/btrfs/hash.c
index aae520b2aee5..a97fdc156a03 100644
--- a/fs/btrfs/hash.c
+++ b/fs/btrfs/hash.c
@@ -24,6 +24,11 @@ int __init btrfs_hash_init(void)
return PTR_ERR_OR_ZERO(tfm);
}
+const char* btrfs_crc32c_impl(void)
+{
+ return crypto_tfm_alg_driver_name(crypto_shash_tfm(tfm));
+}
+
void btrfs_hash_exit(void)
{
crypto_free_shash(tfm);
diff --git a/fs/btrfs/hash.h b/fs/btrfs/hash.h
index 118a2316e5d3..c3a2ec554361 100644
--- a/fs/btrfs/hash.h
+++ b/fs/btrfs/hash.h
@@ -22,6 +22,7 @@
int __init btrfs_hash_init(void);
void btrfs_hash_exit(void);
+const char* btrfs_crc32c_impl(void);
u32 btrfs_crc32c(u32 crc, const void *address, unsigned int length);
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 4e59a91a11e0..4339b6613f19 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -2303,7 +2303,7 @@ static void btrfs_interface_exit(void)
static void btrfs_print_mod_info(void)
{
- printk(KERN_INFO "Btrfs loaded"
+ printk(KERN_INFO "Btrfs loaded, crc32c=%s"
#ifdef CONFIG_BTRFS_DEBUG
", debug=on"
#endif
@@ -2313,33 +2313,48 @@ static void btrfs_print_mod_info(void)
#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
", integrity-checker=on"
#endif
- "\n");
+ "\n",
+ btrfs_crc32c_impl());
}
static int btrfs_run_sanity_tests(void)
{
- int ret;
-
+ int ret, i;
+ u32 sectorsize, nodesize;
+ u32 test_sectorsize[] = {
+ PAGE_SIZE,
+ };
ret = btrfs_init_test_fs();
if (ret)
return ret;
-
- ret = btrfs_test_free_space_cache();
- if (ret)
- goto out;
- ret = btrfs_test_extent_buffer_operations();
- if (ret)
- goto out;
- ret = btrfs_test_extent_io();
- if (ret)
- goto out;
- ret = btrfs_test_inodes();
- if (ret)
- goto out;
- ret = btrfs_test_qgroups();
- if (ret)
- goto out;
- ret = btrfs_test_free_space_tree();
+ for (i = 0; i < ARRAY_SIZE(test_sectorsize); i++) {
+ sectorsize = test_sectorsize[i];
+ for (nodesize = sectorsize;
+ nodesize <= BTRFS_MAX_METADATA_BLOCKSIZE;
+ nodesize <<= 1) {
+ pr_info("BTRFS: selftest: sectorsize: %u nodesize: %u\n",
+ sectorsize, nodesize);
+ ret = btrfs_test_free_space_cache(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_extent_buffer_operations(sectorsize,
+ nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_extent_io(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_inodes(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_qgroups(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ ret = btrfs_test_free_space_tree(sectorsize, nodesize);
+ if (ret)
+ goto out;
+ }
+ }
out:
btrfs_destroy_test_fs();
return ret;
diff --git a/fs/btrfs/tests/btrfs-tests.c b/fs/btrfs/tests/btrfs-tests.c
index f54bf450bad3..10eb249ef891 100644
--- a/fs/btrfs/tests/btrfs-tests.c
+++ b/fs/btrfs/tests/btrfs-tests.c
@@ -175,7 +175,7 @@ void btrfs_free_dummy_root(struct btrfs_root *root)
}
struct btrfs_block_group_cache *
-btrfs_alloc_dummy_block_group(unsigned long length)
+btrfs_alloc_dummy_block_group(unsigned long length, u32 sectorsize)
{
struct btrfs_block_group_cache *cache;
@@ -192,8 +192,8 @@ btrfs_alloc_dummy_block_group(unsigned long length)
cache->key.objectid = 0;
cache->key.offset = length;
cache->key.type = BTRFS_BLOCK_GROUP_ITEM_KEY;
- cache->sectorsize = 4096;
- cache->full_stripe_len = 4096;
+ cache->sectorsize = sectorsize;
+ cache->full_stripe_len = sectorsize;
INIT_LIST_HEAD(&cache->list);
INIT_LIST_HEAD(&cache->cluster_list);
diff --git a/fs/btrfs/tests/btrfs-tests.h b/fs/btrfs/tests/btrfs-tests.h
index 054b8c73c951..66fb6b701eb7 100644
--- a/fs/btrfs/tests/btrfs-tests.h
+++ b/fs/btrfs/tests/btrfs-tests.h
@@ -26,27 +26,28 @@
struct btrfs_root;
struct btrfs_trans_handle;
-int btrfs_test_free_space_cache(void);
-int btrfs_test_extent_buffer_operations(void);
-int btrfs_test_extent_io(void);
-int btrfs_test_inodes(void);
-int btrfs_test_qgroups(void);
-int btrfs_test_free_space_tree(void);
+int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize);
+int btrfs_test_extent_buffer_operations(u32 sectorsize, u32 nodesize);
+int btrfs_test_extent_io(u32 sectorsize, u32 nodesize);
+int btrfs_test_inodes(u32 sectorsize, u32 nodesize);
+int btrfs_test_qgroups(u32 sectorsize, u32 nodesize);
+int btrfs_test_free_space_tree(u32 sectorsize, u32 nodesize);
int btrfs_init_test_fs(void);
void btrfs_destroy_test_fs(void);
struct inode *btrfs_new_test_inode(void);
struct btrfs_fs_info *btrfs_alloc_dummy_fs_info(void);
void btrfs_free_dummy_root(struct btrfs_root *root);
struct btrfs_block_group_cache *
-btrfs_alloc_dummy_block_group(unsigned long length);
+btrfs_alloc_dummy_block_group(unsigned long length, u32 sectorsize);
void btrfs_free_dummy_block_group(struct btrfs_block_group_cache *cache);
void btrfs_init_dummy_trans(struct btrfs_trans_handle *trans);
#else
-static inline int btrfs_test_free_space_cache(void)
+static inline int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize)
{
return 0;
}
-static inline int btrfs_test_extent_buffer_operations(void)
+static inline int btrfs_test_extent_buffer_operations(u32 sectorsize,
+ u32 nodesize)
{
return 0;
}
@@ -57,19 +58,19 @@ static inline int btrfs_init_test_fs(void)
static inline void btrfs_destroy_test_fs(void)
{
}
-static inline int btrfs_test_extent_io(void)
+static inline int btrfs_test_extent_io(u32 sectorsize, u32 nodesize)
{
return 0;
}
-static inline int btrfs_test_inodes(void)
+static inline int btrfs_test_inodes(u32 sectorsize, u32 nodesize)
{
return 0;
}
-static inline int btrfs_test_qgroups(void)
+static inline int btrfs_test_qgroups(u32 sectorsize, u32 nodesize)
{
return 0;
}
-static inline int btrfs_test_free_space_tree(void)
+static inline int btrfs_test_free_space_tree(u32 sectorsize, u32 nodesize)
{
return 0;
}
diff --git a/fs/btrfs/tests/extent-buffer-tests.c b/fs/btrfs/tests/extent-buffer-tests.c
index f51963a8f929..4f8cbd1ec5ee 100644
--- a/fs/btrfs/tests/extent-buffer-tests.c
+++ b/fs/btrfs/tests/extent-buffer-tests.c
@@ -22,7 +22,7 @@
#include "../extent_io.h"
#include "../disk-io.h"
-static int test_btrfs_split_item(void)
+static int test_btrfs_split_item(u32 sectorsize, u32 nodesize)
{
struct btrfs_path *path;
struct btrfs_root *root;
@@ -40,7 +40,7 @@ static int test_btrfs_split_item(void)
test_msg("Running btrfs_split_item tests\n");
- root = btrfs_alloc_dummy_root();
+ root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(root)) {
test_msg("Could not allocate root\n");
return PTR_ERR(root);
@@ -53,7 +53,8 @@ static int test_btrfs_split_item(void)
return -ENOMEM;
}
- path->nodes[0] = eb = alloc_dummy_extent_buffer(NULL, 4096);
+ path->nodes[0] = eb = alloc_dummy_extent_buffer(NULL, nodesize,
+ nodesize);
if (!eb) {
test_msg("Could not allocate dummy buffer\n");
ret = -ENOMEM;
@@ -222,8 +223,8 @@ out:
return ret;
}
-int btrfs_test_extent_buffer_operations(void)
+int btrfs_test_extent_buffer_operations(u32 sectorsize, u32 nodesize)
{
- test_msg("Running extent buffer operation tests");
- return test_btrfs_split_item();
+ test_msg("Running extent buffer operation tests\n");
+ return test_btrfs_split_item(sectorsize, nodesize);
}
diff --git a/fs/btrfs/tests/extent-io-tests.c b/fs/btrfs/tests/extent-io-tests.c
index 55724607f79b..d19ab0317283 100644
--- a/fs/btrfs/tests/extent-io-tests.c
+++ b/fs/btrfs/tests/extent-io-tests.c
@@ -21,6 +21,7 @@
#include <linux/slab.h>
#include <linux/sizes.h>
#include "btrfs-tests.h"
+#include "../ctree.h"
#include "../extent_io.h"
#define PROCESS_UNLOCK (1 << 0)
@@ -65,7 +66,7 @@ static noinline int process_page_range(struct inode *inode, u64 start, u64 end,
return count;
}
-static int test_find_delalloc(void)
+static int test_find_delalloc(u32 sectorsize)
{
struct inode *inode;
struct extent_io_tree tmp;
@@ -113,7 +114,7 @@ static int test_find_delalloc(void)
* |--- delalloc ---|
* |--- search ---|
*/
- set_extent_delalloc(&tmp, 0, 4095, NULL);
+ set_extent_delalloc(&tmp, 0, sectorsize - 1, NULL);
start = 0;
end = 0;
found = find_lock_delalloc_range(inode, &tmp, locked_page, &start,
@@ -122,9 +123,9 @@ static int test_find_delalloc(void)
test_msg("Should have found at least one delalloc\n");
goto out_bits;
}
- if (start != 0 || end != 4095) {
- test_msg("Expected start 0 end 4095, got start %Lu end %Lu\n",
- start, end);
+ if (start != 0 || end != (sectorsize - 1)) {
+ test_msg("Expected start 0 end %u, got start %llu end %llu\n",
+ sectorsize - 1, start, end);
goto out_bits;
}
unlock_extent(&tmp, start, end);
@@ -144,7 +145,7 @@ static int test_find_delalloc(void)
test_msg("Couldn't find the locked page\n");
goto out_bits;
}
- set_extent_delalloc(&tmp, 4096, max_bytes - 1, NULL);
+ set_extent_delalloc(&tmp, sectorsize, max_bytes - 1, NULL);
start = test_start;
end = 0;
found = find_lock_delalloc_range(inode, &tmp, locked_page, &start,
@@ -172,7 +173,7 @@ static int test_find_delalloc(void)
* |--- delalloc ---|
* |--- search ---|
*/
- test_start = max_bytes + 4096;
+ test_start = max_bytes + sectorsize;
locked_page = find_lock_page(inode->i_mapping, test_start >>
PAGE_SHIFT);
if (!locked_page) {
@@ -272,6 +273,16 @@ out:
return ret;
}
+/**
+ * test_bit_in_byte - Determine whether a bit is set in a byte
+ * @nr: bit number to test
+ * @addr: Address to start counting from
+ */
+static inline int test_bit_in_byte(int nr, const u8 *addr)
+{
+ return 1UL & (addr[nr / BITS_PER_BYTE] >> (nr & (BITS_PER_BYTE - 1)));
+}
+
static int __test_eb_bitmaps(unsigned long *bitmap, struct extent_buffer *eb,
unsigned long len)
{
@@ -298,25 +309,29 @@ static int __test_eb_bitmaps(unsigned long *bitmap, struct extent_buffer *eb,
return -EINVAL;
}
- bitmap_set(bitmap, (PAGE_SIZE - sizeof(long) / 2) * BITS_PER_BYTE,
- sizeof(long) * BITS_PER_BYTE);
- extent_buffer_bitmap_set(eb, PAGE_SIZE - sizeof(long) / 2, 0,
- sizeof(long) * BITS_PER_BYTE);
- if (memcmp_extent_buffer(eb, bitmap, 0, len) != 0) {
- test_msg("Setting straddling pages failed\n");
- return -EINVAL;
- }
+ /* Straddling pages test */
+ if (len > PAGE_SIZE) {
+ bitmap_set(bitmap,
+ (PAGE_SIZE - sizeof(long) / 2) * BITS_PER_BYTE,
+ sizeof(long) * BITS_PER_BYTE);
+ extent_buffer_bitmap_set(eb, PAGE_SIZE - sizeof(long) / 2, 0,
+ sizeof(long) * BITS_PER_BYTE);
+ if (memcmp_extent_buffer(eb, bitmap, 0, len) != 0) {
+ test_msg("Setting straddling pages failed\n");
+ return -EINVAL;
+ }
- bitmap_set(bitmap, 0, len * BITS_PER_BYTE);
- bitmap_clear(bitmap,
- (PAGE_SIZE - sizeof(long) / 2) * BITS_PER_BYTE,
- sizeof(long) * BITS_PER_BYTE);
- extent_buffer_bitmap_set(eb, 0, 0, len * BITS_PER_BYTE);
- extent_buffer_bitmap_clear(eb, PAGE_SIZE - sizeof(long) / 2, 0,
- sizeof(long) * BITS_PER_BYTE);
- if (memcmp_extent_buffer(eb, bitmap, 0, len) != 0) {
- test_msg("Clearing straddling pages failed\n");
- return -EINVAL;
+ bitmap_set(bitmap, 0, len * BITS_PER_BYTE);
+ bitmap_clear(bitmap,
+ (PAGE_SIZE - sizeof(long) / 2) * BITS_PER_BYTE,
+ sizeof(long) * BITS_PER_BYTE);
+ extent_buffer_bitmap_set(eb, 0, 0, len * BITS_PER_BYTE);
+ extent_buffer_bitmap_clear(eb, PAGE_SIZE - sizeof(long) / 2, 0,
+ sizeof(long) * BITS_PER_BYTE);
+ if (memcmp_extent_buffer(eb, bitmap, 0, len) != 0) {
+ test_msg("Clearing straddling pages failed\n");
+ return -EINVAL;
+ }
}
/*
@@ -333,7 +348,7 @@ static int __test_eb_bitmaps(unsigned long *bitmap, struct extent_buffer *eb,
for (i = 0; i < len * BITS_PER_BYTE; i++) {
int bit, bit1;
- bit = !!test_bit(i, bitmap);
+ bit = !!test_bit_in_byte(i, (u8 *)bitmap);
bit1 = !!extent_buffer_test_bit(eb, 0, i);
if (bit1 != bit) {
test_msg("Testing bit pattern failed\n");
@@ -351,15 +366,22 @@ static int __test_eb_bitmaps(unsigned long *bitmap, struct extent_buffer *eb,
return 0;
}
-static int test_eb_bitmaps(void)
+static int test_eb_bitmaps(u32 sectorsize, u32 nodesize)
{
- unsigned long len = PAGE_SIZE * 4;
+ unsigned long len;
unsigned long *bitmap;
struct extent_buffer *eb;
int ret;
test_msg("Running extent buffer bitmap tests\n");
+ /*
+ * In ppc64, sectorsize can be 64K, thus 4 * 64K will be larger than
+ * BTRFS_MAX_METADATA_BLOCKSIZE.
+ */
+ len = (sectorsize < BTRFS_MAX_METADATA_BLOCKSIZE)
+ ? sectorsize * 4 : sectorsize;
+
bitmap = kmalloc(len, GFP_KERNEL);
if (!bitmap) {
test_msg("Couldn't allocate test bitmap\n");
@@ -379,7 +401,7 @@ static int test_eb_bitmaps(void)
/* Do it over again with an extent buffer which isn't page-aligned. */
free_extent_buffer(eb);
- eb = __alloc_dummy_extent_buffer(NULL, PAGE_SIZE / 2, len);
+ eb = __alloc_dummy_extent_buffer(NULL, nodesize / 2, len);
if (!eb) {
test_msg("Couldn't allocate test extent buffer\n");
kfree(bitmap);
@@ -393,17 +415,17 @@ out:
return ret;
}
-int btrfs_test_extent_io(void)
+int btrfs_test_extent_io(u32 sectorsize, u32 nodesize)
{
int ret;
test_msg("Running extent I/O tests\n");
- ret = test_find_delalloc();
+ ret = test_find_delalloc(sectorsize);
if (ret)
goto out;
- ret = test_eb_bitmaps();
+ ret = test_eb_bitmaps(sectorsize, nodesize);
out:
test_msg("Extent I/O tests finished\n");
return ret;
diff --git a/fs/btrfs/tests/free-space-tests.c b/fs/btrfs/tests/free-space-tests.c
index 0eeb8f3d6b67..3956bb2ff84c 100644
--- a/fs/btrfs/tests/free-space-tests.c
+++ b/fs/btrfs/tests/free-space-tests.c
@@ -22,7 +22,7 @@
#include "../disk-io.h"
#include "../free-space-cache.h"
-#define BITS_PER_BITMAP (PAGE_SIZE * 8)
+#define BITS_PER_BITMAP (PAGE_SIZE * 8UL)
/*
* This test just does basic sanity checking, making sure we can add an extent
@@ -99,7 +99,8 @@ static int test_extents(struct btrfs_block_group_cache *cache)
return 0;
}
-static int test_bitmaps(struct btrfs_block_group_cache *cache)
+static int test_bitmaps(struct btrfs_block_group_cache *cache,
+ u32 sectorsize)
{
u64 next_bitmap_offset;
int ret;
@@ -139,7 +140,7 @@ static int test_bitmaps(struct btrfs_block_group_cache *cache)
* The first bitmap we have starts at offset 0 so the next one is just
* at the end of the first bitmap.
*/
- next_bitmap_offset = (u64)(BITS_PER_BITMAP * 4096);
+ next_bitmap_offset = (u64)(BITS_PER_BITMAP * sectorsize);
/* Test a bit straddling two bitmaps */
ret = test_add_free_space_entry(cache, next_bitmap_offset - SZ_2M,
@@ -167,9 +168,10 @@ static int test_bitmaps(struct btrfs_block_group_cache *cache)
}
/* This is the high grade jackassery */
-static int test_bitmaps_and_extents(struct btrfs_block_group_cache *cache)
+static int test_bitmaps_and_extents(struct btrfs_block_group_cache *cache,
+ u32 sectorsize)
{
- u64 bitmap_offset = (u64)(BITS_PER_BITMAP * 4096);
+ u64 bitmap_offset = (u64)(BITS_PER_BITMAP * sectorsize);
int ret;
test_msg("Running bitmap and extent tests\n");
@@ -401,7 +403,8 @@ static int check_cache_empty(struct btrfs_block_group_cache *cache)
* requests.
*/
static int
-test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
+test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache,
+ u32 sectorsize)
{
int ret;
u64 offset;
@@ -539,7 +542,7 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
* The goal is to test that the bitmap entry space stealing doesn't
* steal this space region.
*/
- ret = btrfs_add_free_space(cache, SZ_128M + SZ_16M, 4096);
+ ret = btrfs_add_free_space(cache, SZ_128M + SZ_16M, sectorsize);
if (ret) {
test_msg("Error adding free space: %d\n", ret);
return ret;
@@ -597,8 +600,8 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
return -ENOENT;
}
- if (cache->free_space_ctl->free_space != (SZ_1M + 4096)) {
- test_msg("Cache free space is not 1Mb + 4Kb\n");
+ if (cache->free_space_ctl->free_space != (SZ_1M + sectorsize)) {
+ test_msg("Cache free space is not 1Mb + %u\n", sectorsize);
return -EINVAL;
}
@@ -611,22 +614,25 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
return -EINVAL;
}
- /* All that remains is a 4Kb free space region in a bitmap. Confirm. */
+ /*
+ * All that remains is a sectorsize free space region in a bitmap.
+ * Confirm.
+ */
ret = check_num_extents_and_bitmaps(cache, 1, 1);
if (ret)
return ret;
- if (cache->free_space_ctl->free_space != 4096) {
- test_msg("Cache free space is not 4Kb\n");
+ if (cache->free_space_ctl->free_space != sectorsize) {
+ test_msg("Cache free space is not %u\n", sectorsize);
return -EINVAL;
}
offset = btrfs_find_space_for_alloc(cache,
- 0, 4096, 0,
+ 0, sectorsize, 0,
&max_extent_size);
if (offset != (SZ_128M + SZ_16M)) {
- test_msg("Failed to allocate 4Kb from space cache, returned offset is: %llu\n",
- offset);
+ test_msg("Failed to allocate %u, returned offset : %llu\n",
+ sectorsize, offset);
return -EINVAL;
}
@@ -733,7 +739,7 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
* The goal is to test that the bitmap entry space stealing doesn't
* steal this space region.
*/
- ret = btrfs_add_free_space(cache, SZ_32M, 8192);
+ ret = btrfs_add_free_space(cache, SZ_32M, 2 * sectorsize);
if (ret) {
test_msg("Error adding free space: %d\n", ret);
return ret;
@@ -757,7 +763,7 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
/*
* Confirm that our extent entry didn't stole all free space from the
- * bitmap, because of the small 8Kb free space region.
+ * bitmap, because of the small 2 * sectorsize free space region.
*/
ret = check_num_extents_and_bitmaps(cache, 2, 1);
if (ret)
@@ -783,8 +789,8 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
return -ENOENT;
}
- if (cache->free_space_ctl->free_space != (SZ_1M + 8192)) {
- test_msg("Cache free space is not 1Mb + 8Kb\n");
+ if (cache->free_space_ctl->free_space != (SZ_1M + 2 * sectorsize)) {
+ test_msg("Cache free space is not 1Mb + %u\n", 2 * sectorsize);
return -EINVAL;
}
@@ -796,21 +802,25 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
return -EINVAL;
}
- /* All that remains is a 8Kb free space region in a bitmap. Confirm. */
+ /*
+ * All that remains is 2 * sectorsize free space region
+ * in a bitmap. Confirm.
+ */
ret = check_num_extents_and_bitmaps(cache, 1, 1);
if (ret)
return ret;
- if (cache->free_space_ctl->free_space != 8192) {
- test_msg("Cache free space is not 8Kb\n");
+ if (cache->free_space_ctl->free_space != 2 * sectorsize) {
+ test_msg("Cache free space is not %u\n", 2 * sectorsize);
return -EINVAL;
}
offset = btrfs_find_space_for_alloc(cache,
- 0, 8192, 0,
+ 0, 2 * sectorsize, 0,
&max_extent_size);
if (offset != SZ_32M) {
- test_msg("Failed to allocate 8Kb from space cache, returned offset is: %llu\n",
+ test_msg("Failed to allocate %u, offset: %llu\n",
+ 2 * sectorsize,
offset);
return -EINVAL;
}
@@ -825,7 +835,7 @@ test_steal_space_from_bitmap_to_extent(struct btrfs_block_group_cache *cache)
return 0;
}
-int btrfs_test_free_space_cache(void)
+int btrfs_test_free_space_cache(u32 sectorsize, u32 nodesize)
{
struct btrfs_block_group_cache *cache;
struct btrfs_root *root = NULL;
@@ -833,13 +843,19 @@ int btrfs_test_free_space_cache(void)
test_msg("Running btrfs free space cache tests\n");
- cache = btrfs_alloc_dummy_block_group(1024 * 1024 * 1024);
+ /*
+ * For ppc64 (with 64k page size), bytes per bitmap might be
+ * larger than 1G. To make bitmap test available in ppc64,
+ * alloc dummy block group whose size cross bitmaps.
+ */
+ cache = btrfs_alloc_dummy_block_group(BITS_PER_BITMAP * sectorsize
+ + PAGE_SIZE, sectorsize);
if (!cache) {
test_msg("Couldn't run the tests\n");
return 0;
}
- root = btrfs_alloc_dummy_root();
+ root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(root)) {
ret = PTR_ERR(root);
goto out;
@@ -855,14 +871,14 @@ int btrfs_test_free_space_cache(void)
ret = test_extents(cache);
if (ret)
goto out;
- ret = test_bitmaps(cache);
+ ret = test_bitmaps(cache, sectorsize);
if (ret)
goto out;
- ret = test_bitmaps_and_extents(cache);
+ ret = test_bitmaps_and_extents(cache, sectorsize);
if (ret)
goto out;
- ret = test_steal_space_from_bitmap_to_extent(cache);
+ ret = test_steal_space_from_bitmap_to_extent(cache, sectorsize);
out:
btrfs_free_dummy_block_group(cache);
btrfs_free_dummy_root(root);
diff --git a/fs/btrfs/tests/free-space-tree-tests.c b/fs/btrfs/tests/free-space-tree-tests.c
index 7cea4462acd5..aac507085ab0 100644
--- a/fs/btrfs/tests/free-space-tree-tests.c
+++ b/fs/btrfs/tests/free-space-tree-tests.c
@@ -16,6 +16,7 @@
* Boston, MA 021110-1307, USA.
*/
+#include <linux/types.h>
#include "btrfs-tests.h"
#include "../ctree.h"
#include "../disk-io.h"
@@ -30,7 +31,7 @@ struct free_space_extent {
* The test cases align their operations to this in order to hit some of the
* edge cases in the bitmap code.
*/
-#define BITMAP_RANGE (BTRFS_FREE_SPACE_BITMAP_BITS * 4096)
+#define BITMAP_RANGE (BTRFS_FREE_SPACE_BITMAP_BITS * PAGE_SIZE)
static int __check_free_space_extents(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info,
@@ -439,7 +440,8 @@ typedef int (*test_func_t)(struct btrfs_trans_handle *,
struct btrfs_block_group_cache *,
struct btrfs_path *);
-static int run_test(test_func_t test_func, int bitmaps)
+static int run_test(test_func_t test_func, int bitmaps,
+ u32 sectorsize, u32 nodesize)
{
struct btrfs_root *root = NULL;
struct btrfs_block_group_cache *cache = NULL;
@@ -447,7 +449,7 @@ static int run_test(test_func_t test_func, int bitmaps)
struct btrfs_path *path = NULL;
int ret;
- root = btrfs_alloc_dummy_root();
+ root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(root)) {
test_msg("Couldn't allocate dummy root\n");
ret = PTR_ERR(root);
@@ -466,7 +468,8 @@ static int run_test(test_func_t test_func, int bitmaps)
root->fs_info->free_space_root = root;
root->fs_info->tree_root = root;
- root->node = alloc_test_extent_buffer(root->fs_info, 4096);
+ root->node = alloc_test_extent_buffer(root->fs_info,
+ nodesize, nodesize);
if (!root->node) {
test_msg("Couldn't allocate dummy buffer\n");
ret = -ENOMEM;
@@ -474,9 +477,9 @@ static int run_test(test_func_t test_func, int bitmaps)
}
btrfs_set_header_level(root->node, 0);
btrfs_set_header_nritems(root->node, 0);
- root->alloc_bytenr += 8192;
+ root->alloc_bytenr += 2 * nodesize;
- cache = btrfs_alloc_dummy_block_group(8 * BITMAP_RANGE);
+ cache = btrfs_alloc_dummy_block_group(8 * BITMAP_RANGE, sectorsize);
if (!cache) {
test_msg("Couldn't allocate dummy block group cache\n");
ret = -ENOMEM;
@@ -534,17 +537,18 @@ out:
return ret;
}
-static int run_test_both_formats(test_func_t test_func)
+static int run_test_both_formats(test_func_t test_func,
+ u32 sectorsize, u32 nodesize)
{
int ret;
- ret = run_test(test_func, 0);
+ ret = run_test(test_func, 0, sectorsize, nodesize);
if (ret)
return ret;
- return run_test(test_func, 1);
+ return run_test(test_func, 1, sectorsize, nodesize);
}
-int btrfs_test_free_space_tree(void)
+int btrfs_test_free_space_tree(u32 sectorsize, u32 nodesize)
{
test_func_t tests[] = {
test_empty_block_group,
@@ -561,9 +565,11 @@ int btrfs_test_free_space_tree(void)
test_msg("Running free space tree tests\n");
for (i = 0; i < ARRAY_SIZE(tests); i++) {
- int ret = run_test_both_formats(tests[i]);
+ int ret = run_test_both_formats(tests[i], sectorsize,
+ nodesize);
if (ret) {
- test_msg("%pf failed\n", tests[i]);
+ test_msg("%pf : sectorsize %u failed\n",
+ tests[i], sectorsize);
return ret;
}
}
diff --git a/fs/btrfs/tests/inode-tests.c b/fs/btrfs/tests/inode-tests.c
index 8a25fe8b7c45..29648c0a39f1 100644
--- a/fs/btrfs/tests/inode-tests.c
+++ b/fs/btrfs/tests/inode-tests.c
@@ -16,6 +16,7 @@
* Boston, MA 021110-1307, USA.
*/
+#include <linux/types.h>
#include "btrfs-tests.h"
#include "../ctree.h"
#include "../btrfs_inode.h"
@@ -86,19 +87,19 @@ static void insert_inode_item_key(struct btrfs_root *root)
* diagram of how the extents will look though this may not be possible we still
* want to make sure everything acts normally (the last number is not inclusive)
*
- * [0 - 5][5 - 6][6 - 10][10 - 4096][ 4096 - 8192 ][8192 - 12288]
- * [hole ][inline][ hole ][ regular ][regular1 split][ hole ]
+ * [0 - 5][5 - 6][ 6 - 4096 ][ 4096 - 4100][4100 - 8195][8195 - 12291]
+ * [hole ][inline][hole but no extent][ hole ][ regular ][regular1 split]
*
- * [ 12288 - 20480][20480 - 24576][ 24576 - 28672 ][28672 - 36864][36864 - 45056]
- * [regular1 split][ prealloc1 ][prealloc1 written][ prealloc1 ][ compressed ]
+ * [12291 - 16387][16387 - 24579][24579 - 28675][ 28675 - 32771][32771 - 36867 ]
+ * [ hole ][regular1 split][ prealloc ][ prealloc1 ][prealloc1 written]
*
- * [45056 - 49152][49152-53248][53248-61440][61440-65536][ 65536+81920 ]
- * [ compressed1 ][ regular ][compressed1][ regular ][ hole but no extent]
+ * [36867 - 45059][45059 - 53251][53251 - 57347][57347 - 61443][61443- 69635]
+ * [ prealloc1 ][ compressed ][ compressed1 ][ regular ][ compressed1]
*
- * [81920-86016]
- * [ regular ]
+ * [69635-73731][ 73731 - 86019 ][86019-90115]
+ * [ regular ][ hole but no extent][ regular ]
*/
-static void setup_file_extents(struct btrfs_root *root)
+static void setup_file_extents(struct btrfs_root *root, u32 sectorsize)
{
int slot = 0;
u64 disk_bytenr = SZ_1M;
@@ -119,7 +120,7 @@ static void setup_file_extents(struct btrfs_root *root)
insert_extent(root, offset, 1, 1, 0, 0, 0, BTRFS_FILE_EXTENT_INLINE, 0,
slot);
slot++;
- offset = 4096;
+ offset = sectorsize;
/* Now another hole */
insert_extent(root, offset, 4, 4, 0, 0, 0, BTRFS_FILE_EXTENT_REG, 0,
@@ -128,99 +129,106 @@ static void setup_file_extents(struct btrfs_root *root)
offset += 4;
/* Now for a regular extent */
- insert_extent(root, offset, 4095, 4095, 0, disk_bytenr, 4096,
- BTRFS_FILE_EXTENT_REG, 0, slot);
+ insert_extent(root, offset, sectorsize - 1, sectorsize - 1, 0,
+ disk_bytenr, sectorsize, BTRFS_FILE_EXTENT_REG, 0, slot);
slot++;
- disk_bytenr += 4096;
- offset += 4095;
+ disk_bytenr += sectorsize;
+ offset += sectorsize - 1;
/*
* Now for 3 extents that were split from a hole punch so we test
* offsets properly.
*/
- insert_extent(root, offset, 4096, 16384, 0, disk_bytenr, 16384,
- BTRFS_FILE_EXTENT_REG, 0, slot);
+ insert_extent(root, offset, sectorsize, 4 * sectorsize, 0, disk_bytenr,
+ 4 * sectorsize, BTRFS_FILE_EXTENT_REG, 0, slot);
slot++;
- offset += 4096;
- insert_extent(root, offset, 4096, 4096, 0, 0, 0, BTRFS_FILE_EXTENT_REG,
- 0, slot);
+ offset += sectorsize;
+ insert_extent(root, offset, sectorsize, sectorsize, 0, 0, 0,
+ BTRFS_FILE_EXTENT_REG, 0, slot);
slot++;
- offset += 4096;
- insert_extent(root, offset, 8192, 16384, 8192, disk_bytenr, 16384,
+ offset += sectorsize;
+ insert_extent(root, offset, 2 * sectorsize, 4 * sectorsize,
+ 2 * sectorsize, disk_bytenr, 4 * sectorsize,
BTRFS_FILE_EXTENT_REG, 0, slot);
slot++;
- offset += 8192;
- disk_bytenr += 16384;
+ offset += 2 * sectorsize;
+ disk_bytenr += 4 * sectorsize;
/* Now for a unwritten prealloc extent */
- insert_extent(root, offset, 4096, 4096, 0, disk_bytenr, 4096,
- BTRFS_FILE_EXTENT_PREALLOC, 0, slot);
+ insert_extent(root, offset, sectorsize, sectorsize, 0, disk_bytenr,
+ sectorsize, BTRFS_FILE_EXTENT_PREALLOC, 0, slot);
slot++;
- offset += 4096;
+ offset += sectorsize;
/*
* We want to jack up disk_bytenr a little more so the em stuff doesn't
* merge our records.
*/
- disk_bytenr += 8192;
+ disk_bytenr += 2 * sectorsize;
/*
* Now for a partially written prealloc extent, basically the same as
* the hole punch example above. Ram_bytes never changes when you mark
* extents written btw.
*/
- insert_extent(root, offset, 4096, 16384, 0, disk_bytenr, 16384,
- BTRFS_FILE_EXTENT_PREALLOC, 0, slot);
+ insert_extent(root, offset, sectorsize, 4 * sectorsize, 0, disk_bytenr,
+ 4 * sectorsize, BTRFS_FILE_EXTENT_PREALLOC, 0, slot);
slot++;
- offset += 4096;
- insert_extent(root, offset, 4096, 16384, 4096, disk_bytenr, 16384,
- BTRFS_FILE_EXTENT_REG, 0, slot);
+ offset += sectorsize;
+ insert_extent(root, offset, sectorsize, 4 * sectorsize, sectorsize,
+ disk_bytenr, 4 * sectorsize, BTRFS_FILE_EXTENT_REG, 0,
+ slot);
slot++;
- offset += 4096;
- insert_extent(root, offset, 8192, 16384, 8192, disk_bytenr, 16384,
+ offset += sectorsize;
+ insert_extent(root, offset, 2 * sectorsize, 4 * sectorsize,
+ 2 * sectorsize, disk_bytenr, 4 * sectorsize,
BTRFS_FILE_EXTENT_PREALLOC, 0, slot);
slot++;
- offset += 8192;
- disk_bytenr += 16384;
+ offset += 2 * sectorsize;
+ disk_bytenr += 4 * sectorsize;
/* Now a normal compressed extent */
- insert_extent(root, offset, 8192, 8192, 0, disk_bytenr, 4096,
- BTRFS_FILE_EXTENT_REG, BTRFS_COMPRESS_ZLIB, slot);
+ insert_extent(root, offset, 2 * sectorsize, 2 * sectorsize, 0,
+ disk_bytenr, sectorsize, BTRFS_FILE_EXTENT_REG,
+ BTRFS_COMPRESS_ZLIB, slot);
slot++;
- offset += 8192;
+ offset += 2 * sectorsize;
/* No merges */
- disk_bytenr += 8192;
+ disk_bytenr += 2 * sectorsize;
/* Now a split compressed extent */
- insert_extent(root, offset, 4096, 16384, 0, disk_bytenr, 4096,
- BTRFS_FILE_EXTENT_REG, BTRFS_COMPRESS_ZLIB, slot);
+ insert_extent(root, offset, sectorsize, 4 * sectorsize, 0, disk_bytenr,
+ sectorsize, BTRFS_FILE_EXTENT_REG,
+ BTRFS_COMPRESS_ZLIB, slot);
slot++;
- offset += 4096;
- insert_extent(root, offset, 4096, 4096, 0, disk_bytenr + 4096, 4096,
+ offset += sectorsize;
+ insert_extent(root, offset, sectorsize, sectorsize, 0,
+ disk_bytenr + sectorsize, sectorsize,
BTRFS_FILE_EXTENT_REG, 0, slot);
slot++;
- offset += 4096;
- insert_extent(root, offset, 8192, 16384, 8192, disk_bytenr, 4096,
+ offset += sectorsize;
+ insert_extent(root, offset, 2 * sectorsize, 4 * sectorsize,
+ 2 * sectorsize, disk_bytenr, sectorsize,
BTRFS_FILE_EXTENT_REG, BTRFS_COMPRESS_ZLIB, slot);
slot++;
- offset += 8192;
- disk_bytenr += 8192;
+ offset += 2 * sectorsize;
+ disk_bytenr += 2 * sectorsize;
/* Now extents that have a hole but no hole extent */
- insert_extent(root, offset, 4096, 4096, 0, disk_bytenr, 4096,
- BTRFS_FILE_EXTENT_REG, 0, slot);
+ insert_extent(root, offset, sectorsize, sectorsize, 0, disk_bytenr,
+ sectorsize, BTRFS_FILE_EXTENT_REG, 0, slot);
slot++;
- offset += 16384;
- disk_bytenr += 4096;
- insert_extent(root, offset, 4096, 4096, 0, disk_bytenr, 4096,
- BTRFS_FILE_EXTENT_REG, 0, slot);
+ offset += 4 * sectorsize;
+ disk_bytenr += sectorsize;
+ insert_extent(root, offset, sectorsize, sectorsize, 0, disk_bytenr,
+ sectorsize, BTRFS_FILE_EXTENT_REG, 0, slot);
}
static unsigned long prealloc_only = 0;
static unsigned long compressed_only = 0;
static unsigned long vacancy_only = 0;
-static noinline int test_btrfs_get_extent(void)
+static noinline int test_btrfs_get_extent(u32 sectorsize, u32 nodesize)
{
struct inode *inode = NULL;
struct btrfs_root *root = NULL;
@@ -240,7 +248,7 @@ static noinline int test_btrfs_get_extent(void)
BTRFS_I(inode)->location.objectid = BTRFS_FIRST_FREE_OBJECTID;
BTRFS_I(inode)->location.offset = 0;
- root = btrfs_alloc_dummy_root();
+ root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(root)) {
test_msg("Couldn't allocate root\n");
goto out;
@@ -256,7 +264,7 @@ static noinline int test_btrfs_get_extent(void)
goto out;
}
- root->node = alloc_dummy_extent_buffer(NULL, 4096);
+ root->node = alloc_dummy_extent_buffer(NULL, nodesize, nodesize);
if (!root->node) {
test_msg("Couldn't allocate dummy buffer\n");
goto out;
@@ -273,7 +281,7 @@ static noinline int test_btrfs_get_extent(void)
/* First with no extents */
BTRFS_I(inode)->root = root;
- em = btrfs_get_extent(inode, NULL, 0, 0, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, 0, sectorsize, 0);
if (IS_ERR(em)) {
em = NULL;
test_msg("Got an error when we shouldn't have\n");
@@ -295,7 +303,7 @@ static noinline int test_btrfs_get_extent(void)
* setup_file_extents, so if you change anything there you need to
* update the comment and update the expected values below.
*/
- setup_file_extents(root);
+ setup_file_extents(root, sectorsize);
em = btrfs_get_extent(inode, NULL, 0, 0, (u64)-1, 0);
if (IS_ERR(em)) {
@@ -318,7 +326,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -327,7 +335,8 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected an inline, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4091) {
+
+ if (em->start != offset || em->len != (sectorsize - 5)) {
test_msg("Unexpected extent wanted start %llu len 1, got start "
"%llu len %llu\n", offset, em->start, em->len);
goto out;
@@ -344,7 +353,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -366,7 +375,7 @@ static noinline int test_btrfs_get_extent(void)
free_extent_map(em);
/* Regular extent */
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -375,7 +384,7 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4095) {
+ if (em->start != offset || em->len != sectorsize - 1) {
test_msg("Unexpected extent wanted start %llu len 4095, got "
"start %llu len %llu\n", offset, em->start, em->len);
goto out;
@@ -393,7 +402,7 @@ static noinline int test_btrfs_get_extent(void)
free_extent_map(em);
/* The next 3 are split extents */
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -402,9 +411,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != 0) {
@@ -421,7 +431,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -430,9 +440,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a hole, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != 0) {
@@ -442,7 +453,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -451,9 +462,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 8192) {
- test_msg("Unexpected extent wanted start %llu len 8192, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != 2 * sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, 2 * sectorsize, em->start, em->len);
goto out;
}
if (em->flags != 0) {
@@ -475,7 +487,7 @@ static noinline int test_btrfs_get_extent(void)
free_extent_map(em);
/* Prealloc extent */
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -484,9 +496,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != prealloc_only) {
@@ -503,7 +516,7 @@ static noinline int test_btrfs_get_extent(void)
free_extent_map(em);
/* The next 3 are a half written prealloc extent */
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -512,9 +525,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != prealloc_only) {
@@ -532,7 +546,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -541,9 +555,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != 0) {
@@ -564,7 +579,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -573,9 +588,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 8192) {
- test_msg("Unexpected extent wanted start %llu len 8192, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != 2 * sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, 2 * sectorsize, em->start, em->len);
goto out;
}
if (em->flags != prealloc_only) {
@@ -598,7 +614,7 @@ static noinline int test_btrfs_get_extent(void)
free_extent_map(em);
/* Now for the compressed extent */
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -607,9 +623,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 8192) {
- test_msg("Unexpected extent wanted start %llu len 8192, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != 2 * sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u,"
+ "got start %llu len %llu\n",
+ offset, 2 * sectorsize, em->start, em->len);
goto out;
}
if (em->flags != compressed_only) {
@@ -631,7 +648,7 @@ static noinline int test_btrfs_get_extent(void)
free_extent_map(em);
/* Split compressed extent */
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -640,9 +657,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u,"
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != compressed_only) {
@@ -665,7 +683,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -674,9 +692,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != 0) {
@@ -691,7 +710,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -701,9 +720,10 @@ static noinline int test_btrfs_get_extent(void)
disk_bytenr, em->block_start);
goto out;
}
- if (em->start != offset || em->len != 8192) {
- test_msg("Unexpected extent wanted start %llu len 8192, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != 2 * sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, 2 * sectorsize, em->start, em->len);
goto out;
}
if (em->flags != compressed_only) {
@@ -725,7 +745,7 @@ static noinline int test_btrfs_get_extent(void)
free_extent_map(em);
/* A hole between regular extents but no hole extent */
- em = btrfs_get_extent(inode, NULL, 0, offset + 6, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset + 6, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -734,9 +754,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != 0) {
@@ -765,9 +786,10 @@ static noinline int test_btrfs_get_extent(void)
* length of the actual hole, if this changes we'll have to change this
* test.
*/
- if (em->start != offset || em->len != 12288) {
- test_msg("Unexpected extent wanted start %llu len 12288, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != 3 * sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u, "
+ "got start %llu len %llu\n",
+ offset, 3 * sectorsize, em->start, em->len);
goto out;
}
if (em->flags != vacancy_only) {
@@ -783,7 +805,7 @@ static noinline int test_btrfs_get_extent(void)
offset = em->start + em->len;
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, offset, 4096, 0);
+ em = btrfs_get_extent(inode, NULL, 0, offset, sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -792,9 +814,10 @@ static noinline int test_btrfs_get_extent(void)
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != offset || em->len != 4096) {
- test_msg("Unexpected extent wanted start %llu len 4096, got "
- "start %llu len %llu\n", offset, em->start, em->len);
+ if (em->start != offset || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %llu len %u,"
+ "got start %llu len %llu\n",
+ offset, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != 0) {
@@ -815,7 +838,7 @@ out:
return ret;
}
-static int test_hole_first(void)
+static int test_hole_first(u32 sectorsize, u32 nodesize)
{
struct inode *inode = NULL;
struct btrfs_root *root = NULL;
@@ -832,7 +855,7 @@ static int test_hole_first(void)
BTRFS_I(inode)->location.objectid = BTRFS_FIRST_FREE_OBJECTID;
BTRFS_I(inode)->location.offset = 0;
- root = btrfs_alloc_dummy_root();
+ root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(root)) {
test_msg("Couldn't allocate root\n");
goto out;
@@ -844,7 +867,7 @@ static int test_hole_first(void)
goto out;
}
- root->node = alloc_dummy_extent_buffer(NULL, 4096);
+ root->node = alloc_dummy_extent_buffer(NULL, nodesize, nodesize);
if (!root->node) {
test_msg("Couldn't allocate dummy buffer\n");
goto out;
@@ -861,9 +884,9 @@ static int test_hole_first(void)
* btrfs_get_extent.
*/
insert_inode_item_key(root);
- insert_extent(root, 4096, 4096, 4096, 0, 4096, 4096,
- BTRFS_FILE_EXTENT_REG, 0, 1);
- em = btrfs_get_extent(inode, NULL, 0, 0, 8192, 0);
+ insert_extent(root, sectorsize, sectorsize, sectorsize, 0, sectorsize,
+ sectorsize, BTRFS_FILE_EXTENT_REG, 0, 1);
+ em = btrfs_get_extent(inode, NULL, 0, 0, 2 * sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
@@ -872,9 +895,10 @@ static int test_hole_first(void)
test_msg("Expected a hole, got %llu\n", em->block_start);
goto out;
}
- if (em->start != 0 || em->len != 4096) {
- test_msg("Unexpected extent wanted start 0 len 4096, got start "
- "%llu len %llu\n", em->start, em->len);
+ if (em->start != 0 || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start 0 len %u, "
+ "got start %llu len %llu\n",
+ sectorsize, em->start, em->len);
goto out;
}
if (em->flags != vacancy_only) {
@@ -884,18 +908,19 @@ static int test_hole_first(void)
}
free_extent_map(em);
- em = btrfs_get_extent(inode, NULL, 0, 4096, 8192, 0);
+ em = btrfs_get_extent(inode, NULL, 0, sectorsize, 2 * sectorsize, 0);
if (IS_ERR(em)) {
test_msg("Got an error when we shouldn't have\n");
goto out;
}
- if (em->block_start != 4096) {
+ if (em->block_start != sectorsize) {
test_msg("Expected a real extent, got %llu\n", em->block_start);
goto out;
}
- if (em->start != 4096 || em->len != 4096) {
- test_msg("Unexpected extent wanted start 4096 len 4096, got "
- "start %llu len %llu\n", em->start, em->len);
+ if (em->start != sectorsize || em->len != sectorsize) {
+ test_msg("Unexpected extent wanted start %u len %u, "
+ "got start %llu len %llu\n",
+ sectorsize, sectorsize, em->start, em->len);
goto out;
}
if (em->flags != 0) {
@@ -912,7 +937,7 @@ out:
return ret;
}
-static int test_extent_accounting(void)
+static int test_extent_accounting(u32 sectorsize, u32 nodesize)
{
struct inode *inode = NULL;
struct btrfs_root *root = NULL;
@@ -924,7 +949,7 @@ static int test_extent_accounting(void)
return ret;
}
- root = btrfs_alloc_dummy_root();
+ root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(root)) {
test_msg("Couldn't allocate root\n");
goto out;
@@ -954,10 +979,11 @@ static int test_extent_accounting(void)
goto out;
}
- /* [BTRFS_MAX_EXTENT_SIZE][4k] */
+ /* [BTRFS_MAX_EXTENT_SIZE][sectorsize] */
BTRFS_I(inode)->outstanding_extents++;
ret = btrfs_set_extent_delalloc(inode, BTRFS_MAX_EXTENT_SIZE,
- BTRFS_MAX_EXTENT_SIZE + 4095, NULL);
+ BTRFS_MAX_EXTENT_SIZE + sectorsize - 1,
+ NULL);
if (ret) {
test_msg("btrfs_set_extent_delalloc returned %d\n", ret);
goto out;
@@ -969,10 +995,10 @@ static int test_extent_accounting(void)
goto out;
}
- /* [BTRFS_MAX_EXTENT_SIZE/2][4K HOLE][the rest] */
+ /* [BTRFS_MAX_EXTENT_SIZE/2][sectorsize HOLE][the rest] */
ret = clear_extent_bit(&BTRFS_I(inode)->io_tree,
BTRFS_MAX_EXTENT_SIZE >> 1,
- (BTRFS_MAX_EXTENT_SIZE >> 1) + 4095,
+ (BTRFS_MAX_EXTENT_SIZE >> 1) + sectorsize - 1,
EXTENT_DELALLOC | EXTENT_DIRTY |
EXTENT_UPTODATE | EXTENT_DO_ACCOUNTING, 0, 0,
NULL, GFP_KERNEL);
@@ -987,10 +1013,11 @@ static int test_extent_accounting(void)
goto out;
}
- /* [BTRFS_MAX_EXTENT_SIZE][4K] */
+ /* [BTRFS_MAX_EXTENT_SIZE][sectorsize] */
BTRFS_I(inode)->outstanding_extents++;
ret = btrfs_set_extent_delalloc(inode, BTRFS_MAX_EXTENT_SIZE >> 1,
- (BTRFS_MAX_EXTENT_SIZE >> 1) + 4095,
+ (BTRFS_MAX_EXTENT_SIZE >> 1)
+ + sectorsize - 1,
NULL);
if (ret) {
test_msg("btrfs_set_extent_delalloc returned %d\n", ret);
@@ -1004,16 +1031,17 @@ static int test_extent_accounting(void)
}
/*
- * [BTRFS_MAX_EXTENT_SIZE+4K][4K HOLE][BTRFS_MAX_EXTENT_SIZE+4K]
+ * [BTRFS_MAX_EXTENT_SIZE+sectorsize][sectorsize HOLE][BTRFS_MAX_EXTENT_SIZE+sectorsize]
*
* I'm artificially adding 2 to outstanding_extents because in the
* buffered IO case we'd add things up as we go, but I don't feel like
* doing that here, this isn't the interesting case we want to test.
*/
BTRFS_I(inode)->outstanding_extents += 2;
- ret = btrfs_set_extent_delalloc(inode, BTRFS_MAX_EXTENT_SIZE + 8192,
- (BTRFS_MAX_EXTENT_SIZE << 1) + 12287,
- NULL);
+ ret = btrfs_set_extent_delalloc(inode,
+ BTRFS_MAX_EXTENT_SIZE + 2 * sectorsize,
+ (BTRFS_MAX_EXTENT_SIZE << 1) + 3 * sectorsize - 1,
+ NULL);
if (ret) {
test_msg("btrfs_set_extent_delalloc returned %d\n", ret);
goto out;
@@ -1025,10 +1053,13 @@ static int test_extent_accounting(void)
goto out;
}
- /* [BTRFS_MAX_EXTENT_SIZE+4k][4k][BTRFS_MAX_EXTENT_SIZE+4k] */
+ /*
+ * [BTRFS_MAX_EXTENT_SIZE+sectorsize][sectorsize][BTRFS_MAX_EXTENT_SIZE+sectorsize]
+ */
BTRFS_I(inode)->outstanding_extents++;
- ret = btrfs_set_extent_delalloc(inode, BTRFS_MAX_EXTENT_SIZE+4096,
- BTRFS_MAX_EXTENT_SIZE+8191, NULL);
+ ret = btrfs_set_extent_delalloc(inode,
+ BTRFS_MAX_EXTENT_SIZE + sectorsize,
+ BTRFS_MAX_EXTENT_SIZE + 2 * sectorsize - 1, NULL);
if (ret) {
test_msg("btrfs_set_extent_delalloc returned %d\n", ret);
goto out;
@@ -1042,8 +1073,8 @@ static int test_extent_accounting(void)
/* [BTRFS_MAX_EXTENT_SIZE+4k][4K HOLE][BTRFS_MAX_EXTENT_SIZE+4k] */
ret = clear_extent_bit(&BTRFS_I(inode)->io_tree,
- BTRFS_MAX_EXTENT_SIZE+4096,
- BTRFS_MAX_EXTENT_SIZE+8191,
+ BTRFS_MAX_EXTENT_SIZE + sectorsize,
+ BTRFS_MAX_EXTENT_SIZE + 2 * sectorsize - 1,
EXTENT_DIRTY | EXTENT_DELALLOC |
EXTENT_DO_ACCOUNTING | EXTENT_UPTODATE, 0, 0,
NULL, GFP_KERNEL);
@@ -1063,8 +1094,9 @@ static int test_extent_accounting(void)
* might fail and I'd rather satisfy my paranoia at this point.
*/
BTRFS_I(inode)->outstanding_extents++;
- ret = btrfs_set_extent_delalloc(inode, BTRFS_MAX_EXTENT_SIZE+4096,
- BTRFS_MAX_EXTENT_SIZE+8191, NULL);
+ ret = btrfs_set_extent_delalloc(inode,
+ BTRFS_MAX_EXTENT_SIZE + sectorsize,
+ BTRFS_MAX_EXTENT_SIZE + 2 * sectorsize - 1, NULL);
if (ret) {
test_msg("btrfs_set_extent_delalloc returned %d\n", ret);
goto out;
@@ -1103,7 +1135,7 @@ out:
return ret;
}
-int btrfs_test_inodes(void)
+int btrfs_test_inodes(u32 sectorsize, u32 nodesize)
{
int ret;
@@ -1112,13 +1144,13 @@ int btrfs_test_inodes(void)
set_bit(EXTENT_FLAG_PREALLOC, &prealloc_only);
test_msg("Running btrfs_get_extent tests\n");
- ret = test_btrfs_get_extent();
+ ret = test_btrfs_get_extent(sectorsize, nodesize);
if (ret)
return ret;
test_msg("Running hole first btrfs_get_extent test\n");
- ret = test_hole_first();
+ ret = test_hole_first(sectorsize, nodesize);
if (ret)
return ret;
test_msg("Running outstanding_extents tests\n");
- return test_extent_accounting();
+ return test_extent_accounting(sectorsize, nodesize);
}
diff --git a/fs/btrfs/tests/qgroup-tests.c b/fs/btrfs/tests/qgroup-tests.c
index 8aa4ded31326..57a12c0d680b 100644
--- a/fs/btrfs/tests/qgroup-tests.c
+++ b/fs/btrfs/tests/qgroup-tests.c
@@ -16,6 +16,7 @@
* Boston, MA 021110-1307, USA.
*/
+#include <linux/types.h>
#include "btrfs-tests.h"
#include "../ctree.h"
#include "../transaction.h"
@@ -216,7 +217,8 @@ static int remove_extent_ref(struct btrfs_root *root, u64 bytenr,
return ret;
}
-static int test_no_shared_qgroup(struct btrfs_root *root)
+static int test_no_shared_qgroup(struct btrfs_root *root,
+ u32 sectorsize, u32 nodesize)
{
struct btrfs_trans_handle trans;
struct btrfs_fs_info *fs_info = root->fs_info;
@@ -227,7 +229,7 @@ static int test_no_shared_qgroup(struct btrfs_root *root)
btrfs_init_dummy_trans(&trans);
test_msg("Qgroup basic add\n");
- ret = btrfs_create_qgroup(NULL, fs_info, 5);
+ ret = btrfs_create_qgroup(NULL, fs_info, BTRFS_FS_TREE_OBJECTID);
if (ret) {
test_msg("Couldn't create a qgroup %d\n", ret);
return ret;
@@ -238,18 +240,19 @@ static int test_no_shared_qgroup(struct btrfs_root *root)
* we can only call btrfs_qgroup_account_extent() directly to test
* quota.
*/
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &old_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &old_roots);
if (ret) {
ulist_free(old_roots);
test_msg("Couldn't find old roots: %d\n", ret);
return ret;
}
- ret = insert_normal_tree_ref(root, 4096, 4096, 0, 5);
+ ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,
+ BTRFS_FS_TREE_OBJECTID);
if (ret)
return ret;
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &new_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &new_roots);
if (ret) {
ulist_free(old_roots);
ulist_free(new_roots);
@@ -257,32 +260,33 @@ static int test_no_shared_qgroup(struct btrfs_root *root)
return ret;
}
- ret = btrfs_qgroup_account_extent(&trans, fs_info, 4096, 4096,
- old_roots, new_roots);
+ ret = btrfs_qgroup_account_extent(&trans, fs_info, nodesize,
+ nodesize, old_roots, new_roots);
if (ret) {
test_msg("Couldn't account space for a qgroup %d\n", ret);
return ret;
}
- if (btrfs_verify_qgroup_counts(fs_info, 5, 4096, 4096)) {
+ if (btrfs_verify_qgroup_counts(fs_info, BTRFS_FS_TREE_OBJECTID,
+ nodesize, nodesize)) {
test_msg("Qgroup counts didn't match expected values\n");
return -EINVAL;
}
old_roots = NULL;
new_roots = NULL;
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &old_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &old_roots);
if (ret) {
ulist_free(old_roots);
test_msg("Couldn't find old roots: %d\n", ret);
return ret;
}
- ret = remove_extent_item(root, 4096, 4096);
+ ret = remove_extent_item(root, nodesize, nodesize);
if (ret)
return -EINVAL;
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &new_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &new_roots);
if (ret) {
ulist_free(old_roots);
ulist_free(new_roots);
@@ -290,14 +294,14 @@ static int test_no_shared_qgroup(struct btrfs_root *root)
return ret;
}
- ret = btrfs_qgroup_account_extent(&trans, fs_info, 4096, 4096,
- old_roots, new_roots);
+ ret = btrfs_qgroup_account_extent(&trans, fs_info, nodesize,
+ nodesize, old_roots, new_roots);
if (ret) {
test_msg("Couldn't account space for a qgroup %d\n", ret);
return -EINVAL;
}
- if (btrfs_verify_qgroup_counts(fs_info, 5, 0, 0)) {
+ if (btrfs_verify_qgroup_counts(fs_info, BTRFS_FS_TREE_OBJECTID, 0, 0)) {
test_msg("Qgroup counts didn't match expected values\n");
return -EINVAL;
}
@@ -310,7 +314,8 @@ static int test_no_shared_qgroup(struct btrfs_root *root)
* right, also remove one of the roots and make sure the exclusive count is
* adjusted properly.
*/
-static int test_multiple_refs(struct btrfs_root *root)
+static int test_multiple_refs(struct btrfs_root *root,
+ u32 sectorsize, u32 nodesize)
{
struct btrfs_trans_handle trans;
struct btrfs_fs_info *fs_info = root->fs_info;
@@ -322,25 +327,29 @@ static int test_multiple_refs(struct btrfs_root *root)
test_msg("Qgroup multiple refs test\n");
- /* We have 5 created already from the previous test */
- ret = btrfs_create_qgroup(NULL, fs_info, 256);
+ /*
+ * We have BTRFS_FS_TREE_OBJECTID created already from the
+ * previous test.
+ */
+ ret = btrfs_create_qgroup(NULL, fs_info, BTRFS_FIRST_FREE_OBJECTID);
if (ret) {
test_msg("Couldn't create a qgroup %d\n", ret);
return ret;
}
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &old_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &old_roots);
if (ret) {
ulist_free(old_roots);
test_msg("Couldn't find old roots: %d\n", ret);
return ret;
}
- ret = insert_normal_tree_ref(root, 4096, 4096, 0, 5);
+ ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,
+ BTRFS_FS_TREE_OBJECTID);
if (ret)
return ret;
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &new_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &new_roots);
if (ret) {
ulist_free(old_roots);
ulist_free(new_roots);
@@ -348,30 +357,32 @@ static int test_multiple_refs(struct btrfs_root *root)
return ret;
}
- ret = btrfs_qgroup_account_extent(&trans, fs_info, 4096, 4096,
- old_roots, new_roots);
+ ret = btrfs_qgroup_account_extent(&trans, fs_info, nodesize,
+ nodesize, old_roots, new_roots);
if (ret) {
test_msg("Couldn't account space for a qgroup %d\n", ret);
return ret;
}
- if (btrfs_verify_qgroup_counts(fs_info, 5, 4096, 4096)) {
+ if (btrfs_verify_qgroup_counts(fs_info, BTRFS_FS_TREE_OBJECTID,
+ nodesize, nodesize)) {
test_msg("Qgroup counts didn't match expected values\n");
return -EINVAL;
}
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &old_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &old_roots);
if (ret) {
ulist_free(old_roots);
test_msg("Couldn't find old roots: %d\n", ret);
return ret;
}
- ret = add_tree_ref(root, 4096, 4096, 0, 256);
+ ret = add_tree_ref(root, nodesize, nodesize, 0,
+ BTRFS_FIRST_FREE_OBJECTID);
if (ret)
return ret;
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &new_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &new_roots);
if (ret) {
ulist_free(old_roots);
ulist_free(new_roots);
@@ -379,35 +390,38 @@ static int test_multiple_refs(struct btrfs_root *root)
return ret;
}
- ret = btrfs_qgroup_account_extent(&trans, fs_info, 4096, 4096,
- old_roots, new_roots);
+ ret = btrfs_qgroup_account_extent(&trans, fs_info, nodesize,
+ nodesize, old_roots, new_roots);
if (ret) {
test_msg("Couldn't account space for a qgroup %d\n", ret);
return ret;
}
- if (btrfs_verify_qgroup_counts(fs_info, 5, 4096, 0)) {
+ if (btrfs_verify_qgroup_counts(fs_info, BTRFS_FS_TREE_OBJECTID,
+ nodesize, 0)) {
test_msg("Qgroup counts didn't match expected values\n");
return -EINVAL;
}
- if (btrfs_verify_qgroup_counts(fs_info, 256, 4096, 0)) {
+ if (btrfs_verify_qgroup_counts(fs_info, BTRFS_FIRST_FREE_OBJECTID,
+ nodesize, 0)) {
test_msg("Qgroup counts didn't match expected values\n");
return -EINVAL;
}
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &old_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &old_roots);
if (ret) {
ulist_free(old_roots);
test_msg("Couldn't find old roots: %d\n", ret);
return ret;
}
- ret = remove_extent_ref(root, 4096, 4096, 0, 256);
+ ret = remove_extent_ref(root, nodesize, nodesize, 0,
+ BTRFS_FIRST_FREE_OBJECTID);
if (ret)
return ret;
- ret = btrfs_find_all_roots(&trans, fs_info, 4096, 0, &new_roots);
+ ret = btrfs_find_all_roots(&trans, fs_info, nodesize, 0, &new_roots);
if (ret) {
ulist_free(old_roots);
ulist_free(new_roots);
@@ -415,19 +429,21 @@ static int test_multiple_refs(struct btrfs_root *root)
return ret;
}
- ret = btrfs_qgroup_account_extent(&trans, fs_info, 4096, 4096,
- old_roots, new_roots);
+ ret = btrfs_qgroup_account_extent(&trans, fs_info, nodesize,
+ nodesize, old_roots, new_roots);
if (ret) {
test_msg("Couldn't account space for a qgroup %d\n", ret);
return ret;
}
- if (btrfs_verify_qgroup_counts(fs_info, 256, 0, 0)) {
+ if (btrfs_verify_qgroup_counts(fs_info, BTRFS_FIRST_FREE_OBJECTID,
+ 0, 0)) {
test_msg("Qgroup counts didn't match expected values\n");
return -EINVAL;
}
- if (btrfs_verify_qgroup_counts(fs_info, 5, 4096, 4096)) {
+ if (btrfs_verify_qgroup_counts(fs_info, BTRFS_FS_TREE_OBJECTID,
+ nodesize, nodesize)) {
test_msg("Qgroup counts didn't match expected values\n");
return -EINVAL;
}
@@ -435,13 +451,13 @@ static int test_multiple_refs(struct btrfs_root *root)
return 0;
}
-int btrfs_test_qgroups(void)
+int btrfs_test_qgroups(u32 sectorsize, u32 nodesize)
{
struct btrfs_root *root;
struct btrfs_root *tmp_root;
int ret = 0;
- root = btrfs_alloc_dummy_root();
+ root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(root)) {
test_msg("Couldn't allocate root\n");
return PTR_ERR(root);
@@ -468,7 +484,8 @@ int btrfs_test_qgroups(void)
* Can't use bytenr 0, some things freak out
* *cough*backref walking code*cough*
*/
- root->node = alloc_test_extent_buffer(root->fs_info, 4096);
+ root->node = alloc_test_extent_buffer(root->fs_info, nodesize,
+ nodesize);
if (!root->node) {
test_msg("Couldn't allocate dummy buffer\n");
ret = -ENOMEM;
@@ -476,16 +493,16 @@ int btrfs_test_qgroups(void)
}
btrfs_set_header_level(root->node, 0);
btrfs_set_header_nritems(root->node, 0);
- root->alloc_bytenr += 8192;
+ root->alloc_bytenr += 2 * nodesize;
- tmp_root = btrfs_alloc_dummy_root();
+ tmp_root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(tmp_root)) {
test_msg("Couldn't allocate a fs root\n");
ret = PTR_ERR(tmp_root);
goto out;
}
- tmp_root->root_key.objectid = 5;
+ tmp_root->root_key.objectid = BTRFS_FS_TREE_OBJECTID;
root->fs_info->fs_root = tmp_root;
ret = btrfs_insert_fs_root(root->fs_info, tmp_root);
if (ret) {
@@ -493,14 +510,14 @@ int btrfs_test_qgroups(void)
goto out;
}
- tmp_root = btrfs_alloc_dummy_root();
+ tmp_root = btrfs_alloc_dummy_root(sectorsize, nodesize);
if (IS_ERR(tmp_root)) {
test_msg("Couldn't allocate a fs root\n");
ret = PTR_ERR(tmp_root);
goto out;
}
- tmp_root->root_key.objectid = 256;
+ tmp_root->root_key.objectid = BTRFS_FIRST_FREE_OBJECTID;
ret = btrfs_insert_fs_root(root->fs_info, tmp_root);
if (ret) {
test_msg("Couldn't insert fs root %d\n", ret);
@@ -508,10 +525,10 @@ int btrfs_test_qgroups(void)
}
test_msg("Running qgroup tests\n");
- ret = test_no_shared_qgroup(root);
+ ret = test_no_shared_qgroup(root, sectorsize, nodesize);
if (ret)
goto out;
- ret = test_multiple_refs(root);
+ ret = test_multiple_refs(root, sectorsize, nodesize);
out:
btrfs_free_dummy_root(root);
return ret;
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index da9e0036a864..548faaa9e169 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4241,6 +4241,7 @@ int btrfs_create_uuid_tree(struct btrfs_fs_info *fs_info)
if (IS_ERR(uuid_root)) {
ret = PTR_ERR(uuid_root);
btrfs_abort_transaction(trans, tree_root, ret);
+ btrfs_end_transaction(trans, tree_root);
return ret;
}
@@ -6258,27 +6259,23 @@ struct btrfs_device *btrfs_alloc_device(struct btrfs_fs_info *fs_info,
return dev;
}
-static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key,
- struct extent_buffer *leaf,
- struct btrfs_chunk *chunk)
+/* Return -EIO if any error, otherwise return 0. */
+static int btrfs_check_chunk_valid(struct btrfs_root *root,
+ struct extent_buffer *leaf,
+ struct btrfs_chunk *chunk, u64 logical)
{
- struct btrfs_mapping_tree *map_tree = &root->fs_info->mapping_tree;
- struct map_lookup *map;
- struct extent_map *em;
- u64 logical;
u64 length;
u64 stripe_len;
- u64 devid;
- u8 uuid[BTRFS_UUID_SIZE];
- int num_stripes;
- int ret;
- int i;
+ u16 num_stripes;
+ u16 sub_stripes;
+ u64 type;
- logical = key->offset;
length = btrfs_chunk_length(leaf, chunk);
stripe_len = btrfs_chunk_stripe_len(leaf, chunk);
num_stripes = btrfs_chunk_num_stripes(leaf, chunk);
- /* Validation check */
+ sub_stripes = btrfs_chunk_sub_stripes(leaf, chunk);
+ type = btrfs_chunk_type(leaf, chunk);
+
if (!num_stripes) {
btrfs_err(root->fs_info, "invalid chunk num_stripes: %u",
num_stripes);
@@ -6289,6 +6286,11 @@ static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key,
"invalid chunk logical %llu", logical);
return -EIO;
}
+ if (btrfs_chunk_sector_size(leaf, chunk) != root->sectorsize) {
+ btrfs_err(root->fs_info, "invalid chunk sectorsize %u",
+ btrfs_chunk_sector_size(leaf, chunk));
+ return -EIO;
+ }
if (!length || !IS_ALIGNED(length, root->sectorsize)) {
btrfs_err(root->fs_info,
"invalid chunk length %llu", length);
@@ -6300,13 +6302,54 @@ static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key,
return -EIO;
}
if (~(BTRFS_BLOCK_GROUP_TYPE_MASK | BTRFS_BLOCK_GROUP_PROFILE_MASK) &
- btrfs_chunk_type(leaf, chunk)) {
+ type) {
btrfs_err(root->fs_info, "unrecognized chunk type: %llu",
~(BTRFS_BLOCK_GROUP_TYPE_MASK |
BTRFS_BLOCK_GROUP_PROFILE_MASK) &
btrfs_chunk_type(leaf, chunk));
return -EIO;
}
+ if ((type & BTRFS_BLOCK_GROUP_RAID10 && sub_stripes != 2) ||
+ (type & BTRFS_BLOCK_GROUP_RAID1 && num_stripes < 1) ||
+ (type & BTRFS_BLOCK_GROUP_RAID5 && num_stripes < 2) ||
+ (type & BTRFS_BLOCK_GROUP_RAID6 && num_stripes < 3) ||
+ (type & BTRFS_BLOCK_GROUP_DUP && num_stripes > 2) ||
+ ((type & BTRFS_BLOCK_GROUP_PROFILE_MASK) == 0 &&
+ num_stripes != 1)) {
+ btrfs_err(root->fs_info,
+ "invalid num_stripes:sub_stripes %u:%u for profile %llu",
+ num_stripes, sub_stripes,
+ type & BTRFS_BLOCK_GROUP_PROFILE_MASK);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key,
+ struct extent_buffer *leaf,
+ struct btrfs_chunk *chunk)
+{
+ struct btrfs_mapping_tree *map_tree = &root->fs_info->mapping_tree;
+ struct map_lookup *map;
+ struct extent_map *em;
+ u64 logical;
+ u64 length;
+ u64 stripe_len;
+ u64 devid;
+ u8 uuid[BTRFS_UUID_SIZE];
+ int num_stripes;
+ int ret;
+ int i;
+
+ logical = key->offset;
+ length = btrfs_chunk_length(leaf, chunk);
+ stripe_len = btrfs_chunk_stripe_len(leaf, chunk);
+ num_stripes = btrfs_chunk_num_stripes(leaf, chunk);
+
+ ret = btrfs_check_chunk_valid(root, leaf, chunk, logical);
+ if (ret)
+ return ret;
read_lock(&map_tree->map_tree.lock);
em = lookup_extent_mapping(&map_tree->map_tree, logical, 1);
@@ -6554,6 +6597,7 @@ int btrfs_read_sys_array(struct btrfs_root *root)
u32 array_size;
u32 len = 0;
u32 cur_offset;
+ u64 type;
struct btrfs_key key;
ASSERT(BTRFS_SUPER_INFO_SIZE <= root->nodesize);
@@ -6620,6 +6664,15 @@ int btrfs_read_sys_array(struct btrfs_root *root)
break;
}
+ type = btrfs_chunk_type(sb, chunk);
+ if ((type & BTRFS_BLOCK_GROUP_SYSTEM) == 0) {
+ btrfs_err(root->fs_info,
+ "invalid chunk type %llu in sys_array at offset %u",
+ type, cur_offset);
+ ret = -EIO;
+ break;
+ }
+
len = btrfs_chunk_item_size(num_stripes);
if (cur_offset + len > array_size)
goto out_short_read;
@@ -6638,12 +6691,14 @@ int btrfs_read_sys_array(struct btrfs_root *root)
sb_array_offset += len;
cur_offset += len;
}
+ clear_extent_buffer_uptodate(sb);
free_extent_buffer_stale(sb);
return ret;
out_short_read:
printk(KERN_ERR "BTRFS: sys_array too short to read %u bytes at offset %u\n",
len, cur_offset);
+ clear_extent_buffer_uptodate(sb);
free_extent_buffer_stale(sb);
return -EIO;
}
@@ -6656,6 +6711,7 @@ int btrfs_read_chunk_tree(struct btrfs_root *root)
struct btrfs_key found_key;
int ret;
int slot;
+ u64 total_dev = 0;
root = root->fs_info->chunk_root;
@@ -6697,6 +6753,7 @@ int btrfs_read_chunk_tree(struct btrfs_root *root)
ret = read_one_dev(root, leaf, dev_item);
if (ret)
goto error;
+ total_dev++;
} else if (found_key.type == BTRFS_CHUNK_ITEM_KEY) {
struct btrfs_chunk *chunk;
chunk = btrfs_item_ptr(leaf, slot, struct btrfs_chunk);
@@ -6706,6 +6763,28 @@ int btrfs_read_chunk_tree(struct btrfs_root *root)
}
path->slots[0]++;
}
+
+ /*
+ * After loading chunk tree, we've got all device information,
+ * do another round of validation checks.
+ */
+ if (total_dev != root->fs_info->fs_devices->total_devices) {
+ btrfs_err(root->fs_info,
+ "super_num_devices %llu mismatch with num_devices %llu found here",
+ btrfs_super_num_devices(root->fs_info->super_copy),
+ total_dev);
+ ret = -EINVAL;
+ goto error;
+ }
+ if (btrfs_super_total_bytes(root->fs_info->super_copy) <
+ root->fs_info->fs_devices->total_rw_bytes) {
+ btrfs_err(root->fs_info,
+ "super_total_bytes %llu mismatch with fs_devices total_rw_bytes %llu",
+ btrfs_super_total_bytes(root->fs_info->super_copy),
+ root->fs_info->fs_devices->total_rw_bytes);
+ ret = -EINVAL;
+ goto error;
+ }
ret = 0;
error:
unlock_chunks(root);
diff --git a/fs/coredump.c b/fs/coredump.c
index 38a7ab87e10a..281b768000e6 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -794,6 +794,7 @@ int dump_emit(struct coredump_params *cprm, const void *addr, int nr)
return 0;
file->f_pos = pos;
cprm->written += n;
+ cprm->pos += n;
nr -= n;
}
return 1;
@@ -808,6 +809,7 @@ int dump_skip(struct coredump_params *cprm, size_t nr)
if (dump_interrupted() ||
file->f_op->llseek(file, nr, SEEK_CUR) < 0)
return 0;
+ cprm->pos += nr;
return 1;
} else {
while (nr > PAGE_SIZE) {
@@ -822,7 +824,7 @@ EXPORT_SYMBOL(dump_skip);
int dump_align(struct coredump_params *cprm, int align)
{
- unsigned mod = cprm->file->f_pos & (align - 1);
+ unsigned mod = cprm->pos & (align - 1);
if (align & (align - 1))
return 0;
return mod ? dump_skip(cprm, align - mod) : 1;
diff --git a/fs/dcache.c b/fs/dcache.c
index ad4a542e9bab..817c243c1ff1 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1636,7 +1636,7 @@ struct dentry *d_alloc(struct dentry * parent, const struct qstr *name)
struct dentry *dentry = __d_alloc(parent->d_sb, name);
if (!dentry)
return NULL;
-
+ dentry->d_flags |= DCACHE_RCUACCESS;
spin_lock(&parent->d_lock);
/*
* don't need child lock because it is not subject
@@ -2358,7 +2358,6 @@ static void __d_rehash(struct dentry * entry, struct hlist_bl_head *b)
{
BUG_ON(!d_unhashed(entry));
hlist_bl_lock(b);
- entry->d_flags |= DCACHE_RCUACCESS;
hlist_bl_add_head_rcu(&entry->d_hash, b);
hlist_bl_unlock(b);
}
@@ -2843,6 +2842,7 @@ static void __d_move(struct dentry *dentry, struct dentry *target,
/* ... and switch them in the tree */
if (IS_ROOT(dentry)) {
/* splicing a tree */
+ dentry->d_flags |= DCACHE_RCUACCESS;
dentry->d_parent = target->d_parent;
target->d_parent = target;
list_del_init(&target->d_child);
diff --git a/fs/ecryptfs/kthread.c b/fs/ecryptfs/kthread.c
index 866bb18efefe..e818f5ac7a26 100644
--- a/fs/ecryptfs/kthread.c
+++ b/fs/ecryptfs/kthread.c
@@ -25,6 +25,7 @@
#include <linux/slab.h>
#include <linux/wait.h>
#include <linux/mount.h>
+#include <linux/file.h>
#include "ecryptfs_kernel.h"
struct ecryptfs_open_req {
@@ -147,7 +148,7 @@ int ecryptfs_privileged_open(struct file **lower_file,
flags |= IS_RDONLY(d_inode(lower_dentry)) ? O_RDONLY : O_RDWR;
(*lower_file) = dentry_open(&req.path, flags, cred);
if (!IS_ERR(*lower_file))
- goto out;
+ goto have_file;
if ((flags & O_ACCMODE) == O_RDONLY) {
rc = PTR_ERR((*lower_file));
goto out;
@@ -165,8 +166,16 @@ int ecryptfs_privileged_open(struct file **lower_file,
mutex_unlock(&ecryptfs_kthread_ctl.mux);
wake_up(&ecryptfs_kthread_ctl.wait);
wait_for_completion(&req.done);
- if (IS_ERR(*lower_file))
+ if (IS_ERR(*lower_file)) {
rc = PTR_ERR(*lower_file);
+ goto out;
+ }
+have_file:
+ if ((*lower_file)->f_op->mmap == NULL) {
+ fput(*lower_file);
+ *lower_file = NULL;
+ rc = -EMEDIUMTYPE;
+ }
out:
return rc;
}
diff --git a/fs/namei.c b/fs/namei.c
index 6a82fb7e2127..70580ab1445c 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -3030,9 +3030,13 @@ static int atomic_open(struct nameidata *nd, struct dentry *dentry,
}
if (*opened & FILE_CREATED)
fsnotify_create(dir, dentry);
- path->dentry = dentry;
- path->mnt = nd->path.mnt;
- return 1;
+ if (unlikely(d_is_negative(dentry))) {
+ error = -ENOENT;
+ } else {
+ path->dentry = dentry;
+ path->mnt = nd->path.mnt;
+ return 1;
+ }
}
}
dput(dentry);
@@ -3201,9 +3205,7 @@ static int do_last(struct nameidata *nd,
int acc_mode = op->acc_mode;
unsigned seq;
struct inode *inode;
- struct path save_parent = { .dentry = NULL, .mnt = NULL };
struct path path;
- bool retried = false;
int error;
nd->flags &= ~LOOKUP_PARENT;
@@ -3246,7 +3248,6 @@ static int do_last(struct nameidata *nd,
return -EISDIR;
}
-retry_lookup:
if (open_flag & (O_CREAT | O_TRUNC | O_WRONLY | O_RDWR)) {
error = mnt_want_write(nd->path.mnt);
if (!error)
@@ -3298,6 +3299,10 @@ retry_lookup:
got_write = false;
}
+ error = follow_managed(&path, nd);
+ if (unlikely(error < 0))
+ return error;
+
if (unlikely(d_is_negative(path.dentry))) {
path_to_nameidata(&path, nd);
return -ENOENT;
@@ -3313,10 +3318,6 @@ retry_lookup:
return -EEXIST;
}
- error = follow_managed(&path, nd);
- if (unlikely(error < 0))
- return error;
-
seq = 0; /* out of RCU mode, so the value doesn't matter */
inode = d_backing_inode(path.dentry);
finish_lookup:
@@ -3327,23 +3328,14 @@ finish_lookup:
if (unlikely(error))
return error;
- if ((nd->flags & LOOKUP_RCU) || nd->path.mnt != path.mnt) {
- path_to_nameidata(&path, nd);
- } else {
- save_parent.dentry = nd->path.dentry;
- save_parent.mnt = mntget(path.mnt);
- nd->path.dentry = path.dentry;
-
- }
+ path_to_nameidata(&path, nd);
nd->inode = inode;
nd->seq = seq;
/* Why this, you ask? _Now_ we might have grown LOOKUP_JUMPED... */
finish_open:
error = complete_walk(nd);
- if (error) {
- path_put(&save_parent);
+ if (error)
return error;
- }
audit_inode(nd->name, nd->path.dentry, 0);
error = -EISDIR;
if ((open_flag & O_CREAT) && d_is_dir(nd->path.dentry))
@@ -3366,13 +3358,9 @@ finish_open_created:
goto out;
BUG_ON(*opened & FILE_OPENED); /* once it's opened, it's opened */
error = vfs_open(&nd->path, file, current_cred());
- if (!error) {
- *opened |= FILE_OPENED;
- } else {
- if (error == -EOPENSTALE)
- goto stale_open;
+ if (error)
goto out;
- }
+ *opened |= FILE_OPENED;
opened:
error = open_check_o_direct(file);
if (!error)
@@ -3388,26 +3376,7 @@ out:
}
if (got_write)
mnt_drop_write(nd->path.mnt);
- path_put(&save_parent);
return error;
-
-stale_open:
- /* If no saved parent or already retried then can't retry */
- if (!save_parent.dentry || retried)
- goto out;
-
- BUG_ON(save_parent.dentry != dir);
- path_put(&nd->path);
- nd->path = save_parent;
- nd->inode = dir->d_inode;
- save_parent.mnt = NULL;
- save_parent.dentry = NULL;
- if (got_write) {
- mnt_drop_write(nd->path.mnt);
- got_write = false;
- }
- retried = true;
- goto retry_lookup;
}
static int do_tmpfile(struct nameidata *nd, unsigned flags,
diff --git a/fs/namespace.c b/fs/namespace.c
index 4fb1691b4355..a7ec92c051f5 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2409,8 +2409,10 @@ static int do_new_mount(struct path *path, const char *fstype, int flags,
mnt_flags |= MNT_NODEV | MNT_LOCK_NODEV;
}
if (type->fs_flags & FS_USERNS_VISIBLE) {
- if (!fs_fully_visible(type, &mnt_flags))
+ if (!fs_fully_visible(type, &mnt_flags)) {
+ put_filesystem(type);
return -EPERM;
+ }
}
}
@@ -3271,7 +3273,7 @@ static bool fs_fully_visible(struct file_system_type *type, int *new_mnt_flags)
list_for_each_entry(child, &mnt->mnt_mounts, mnt_child) {
struct inode *inode = child->mnt_mountpoint->d_inode;
/* Only worry about locked mounts */
- if (!(mnt_flags & MNT_LOCKED))
+ if (!(child->mnt.mnt_flags & MNT_LOCKED))
continue;
/* Is the directory permanetly empty? */
if (!is_empty_dir_inode(inode))
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 55bc7d6c8aac..06702783bf40 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -121,6 +121,13 @@ static struct dentry *proc_mount(struct file_system_type *fs_type,
if (IS_ERR(sb))
return ERR_CAST(sb);
+ /*
+ * procfs isn't actually a stacking filesystem; however, there is
+ * too much magic going on inside it to permit stacking things on
+ * top of it
+ */
+ sb->s_stack_depth = FILESYSTEM_MAX_STACK_DEPTH;
+
if (!proc_parse_options(options, ns)) {
deactivate_locked_super(sb);
return ERR_PTR(-EINVAL);
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-25 16:25:47 +0000