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-rw-r--r--fs/bcachefs/alloc_background.c3
-rw-r--r--fs/bcachefs/bcachefs.h7
-rw-r--r--fs/bcachefs/bcachefs_format.h5
-rw-r--r--fs/bcachefs/recovery.c54
-rw-r--r--fs/bcachefs/super-io.c18
5 files changed, 62 insertions, 25 deletions
diff --git a/fs/bcachefs/alloc_background.c b/fs/bcachefs/alloc_background.c
index b07c09a77089..0fc810ca5b6b 100644
--- a/fs/bcachefs/alloc_background.c
+++ b/fs/bcachefs/alloc_background.c
@@ -1232,8 +1232,7 @@ int bch2_check_alloc_hole_bucket_gens(struct btree_trans *trans,
unsigned i, gens_offset, gens_end_offset;
int ret;
- if (c->sb.version < bcachefs_metadata_version_bucket_gens &&
- !c->opts.version_upgrade)
+ if (c->sb.version < bcachefs_metadata_version_bucket_gens)
return 0;
bch2_btree_iter_set_pos(bucket_gens_iter, alloc_gens_pos(start, &gens_offset));
diff --git a/fs/bcachefs/bcachefs.h b/fs/bcachefs/bcachefs.h
index a8488d4e18e8..d7f030aa3039 100644
--- a/fs/bcachefs/bcachefs.h
+++ b/fs/bcachefs/bcachefs.h
@@ -712,6 +712,7 @@ struct bch_fs {
u16 version;
u16 version_min;
+ u16 version_upgrade_complete;
u8 nr_devices;
u8 clean;
@@ -1134,6 +1135,12 @@ static inline bool bch2_dev_exists2(const struct bch_fs *c, unsigned dev)
return dev < c->sb.nr_devices && c->devs[dev];
}
+static inline bool bch2_version_upgrading_to(const struct bch_fs *c, unsigned new_version)
+{
+ return c->sb.version_upgrade_complete < new_version &&
+ c->sb.version >= new_version;
+}
+
#define BKEY_PADDED_ONSTACK(key, pad) \
struct { struct bkey_i key; __u64 key ## _pad[pad]; }
diff --git a/fs/bcachefs/bcachefs_format.h b/fs/bcachefs/bcachefs_format.h
index 49b86bfda76b..c397a3b96bd1 100644
--- a/fs/bcachefs/bcachefs_format.h
+++ b/fs/bcachefs/bcachefs_format.h
@@ -1748,6 +1748,11 @@ LE64_BITMASK(BCH_SB_JOURNAL_TRANSACTION_NAMES,struct bch_sb, flags[4], 32, 33);
LE64_BITMASK(BCH_SB_NOCOW, struct bch_sb, flags[4], 33, 34);
LE64_BITMASK(BCH_SB_WRITE_BUFFER_SIZE, struct bch_sb, flags[4], 34, 54);
+/* flags[4] 56-64 unused: */
+
+LE64_BITMASK(BCH_SB_VERSION_UPGRADE_COMPLETE,
+ struct bch_sb, flags[5], 0, 16);
+
/*
* Features:
*
diff --git a/fs/bcachefs/recovery.c b/fs/bcachefs/recovery.c
index 9ea85b097e8d..0173707cfd2e 100644
--- a/fs/bcachefs/recovery.c
+++ b/fs/bcachefs/recovery.c
@@ -1107,6 +1107,31 @@ static int bch2_fs_upgrade_for_subvolumes(struct bch_fs *c)
return ret;
}
+static void check_version_upgrade(struct bch_fs *c)
+{
+ unsigned version = c->sb.version_upgrade_complete ?: c->sb.version;
+
+ if (version < bcachefs_metadata_required_upgrade_below) {
+ struct printbuf buf = PRINTBUF;
+
+ if (version != c->sb.version)
+ prt_str(&buf, "version upgrade incomplete:\n");
+
+ prt_str(&buf, "version ");
+ bch2_version_to_text(&buf, version);
+ prt_str(&buf, " prior to ");
+ bch2_version_to_text(&buf, bcachefs_metadata_required_upgrade_below);
+ prt_str(&buf, ", upgrade and fsck required");
+
+ bch_info(c, "%s", buf.buf);
+ printbuf_exit(&buf);
+
+ c->opts.version_upgrade = true;
+ c->opts.fsck = true;
+ c->opts.fix_errors = FSCK_OPT_YES;
+ }
+}
+
int bch2_fs_recovery(struct bch_fs *c)
{
struct bch_sb_field_clean *clean = NULL;
@@ -1146,23 +1171,8 @@ int bch2_fs_recovery(struct bch_fs *c)
goto err;
}
- if (!c->opts.nochanges &&
- c->sb.version < bcachefs_metadata_required_upgrade_below) {
- struct printbuf buf = PRINTBUF;
-
- prt_str(&buf, "version ");
- bch2_version_to_text(&buf, c->sb.version);
- prt_str(&buf, " prior to ");
- bch2_version_to_text(&buf, bcachefs_metadata_required_upgrade_below);
- prt_str(&buf, ", upgrade and fsck required");
-
- bch_info(c, "%s", buf.buf);
- printbuf_exit(&buf);
-
- c->opts.version_upgrade = true;
- c->opts.fsck = true;
- c->opts.fix_errors = FSCK_OPT_YES;
- }
+ if (!c->opts.nochanges)
+ check_version_upgrade(c);
if (c->opts.fsck && c->opts.norecovery) {
bch_err(c, "cannot select both norecovery and fsck");
@@ -1406,8 +1416,7 @@ use_clean:
if (ret)
goto err;
- if (c->sb.version < bcachefs_metadata_version_bucket_gens &&
- c->opts.version_upgrade) {
+ if (bch2_version_upgrading_to(c, bcachefs_metadata_version_bucket_gens)) {
bch_info(c, "initializing bucket_gens");
ret = bch2_bucket_gens_init(c);
if (ret)
@@ -1415,7 +1424,7 @@ use_clean:
bch_verbose(c, "bucket_gens init done");
}
- if (c->sb.version < bcachefs_metadata_version_snapshot_2) {
+ if (bch2_version_upgrading_to(c, bcachefs_metadata_version_snapshot_2)) {
ret = bch2_fs_upgrade_for_subvolumes(c);
if (ret)
goto err;
@@ -1443,9 +1452,8 @@ use_clean:
}
mutex_lock(&c->sb_lock);
- if (c->opts.version_upgrade) {
- c->disk_sb.sb->version = cpu_to_le16(bcachefs_metadata_version_current);
- c->disk_sb.sb->features[0] |= cpu_to_le64(BCH_SB_FEATURES_ALL);
+ if (BCH_SB_VERSION_UPGRADE_COMPLETE(c->disk_sb.sb) != c->sb.version) {
+ SET_BCH_SB_VERSION_UPGRADE_COMPLETE(c->disk_sb.sb, c->sb.version);
write_sb = true;
}
diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c
index 7f3e358d6203..71a1e2d76a15 100644
--- a/fs/bcachefs/super-io.c
+++ b/fs/bcachefs/super-io.c
@@ -449,6 +449,7 @@ static void bch2_sb_update(struct bch_fs *c)
c->sb.user_uuid = src->user_uuid;
c->sb.version = le16_to_cpu(src->version);
c->sb.version_min = le16_to_cpu(src->version_min);
+ c->sb.version_upgrade_complete = BCH_SB_VERSION_UPGRADE_COMPLETE(src) ?: c->sb.version;
c->sb.nr_devices = src->nr_devices;
c->sb.clean = BCH_SB_CLEAN(src);
c->sb.encryption_type = BCH_SB_ENCRYPTION_TYPE(src);
@@ -1192,7 +1193,19 @@ int bch2_fs_mark_dirty(struct bch_fs *c)
mutex_lock(&c->sb_lock);
SET_BCH_SB_CLEAN(c->disk_sb.sb, false);
+
+ if (BCH_SB_VERSION_UPGRADE_COMPLETE(c->disk_sb.sb) > bcachefs_metadata_version_current)
+ SET_BCH_SB_VERSION_UPGRADE_COMPLETE(c->disk_sb.sb, bcachefs_metadata_version_current);
+
+ if (c->opts.version_upgrade ||
+ c->sb.version > bcachefs_metadata_version_current)
+ c->disk_sb.sb->version = cpu_to_le16(bcachefs_metadata_version_current);
+
+ if (c->opts.version_upgrade)
+ c->disk_sb.sb->features[0] |= cpu_to_le64(BCH_SB_FEATURES_ALL);
+
c->disk_sb.sb->features[0] |= cpu_to_le64(BCH_SB_FEATURES_ALWAYS);
+
c->disk_sb.sb->compat[0] &= cpu_to_le64((1ULL << BCH_COMPAT_NR) - 1);
ret = bch2_write_super(c);
mutex_unlock(&c->sb_lock);
@@ -1536,6 +1549,11 @@ void bch2_sb_to_text(struct printbuf *out, struct bch_sb *sb,
bch2_version_to_text(out, le16_to_cpu(sb->version));
prt_newline(out);
+ prt_str(out, "Version upgrade complete:");
+ prt_tab(out);
+ bch2_version_to_text(out, BCH_SB_VERSION_UPGRADE_COMPLETE(sb));
+ prt_newline(out);
+
prt_printf(out, "Oldest version on disk:");
prt_tab(out);
bch2_version_to_text(out, le16_to_cpu(sb->version_min));
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-11-27 00:51:00 +0000