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authorJaegeuk Kim <jaegeuk@kernel.org>2014-09-12 15:53:45 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2014-09-16 04:10:39 -0700
commita7ffdbe22cecaed59b5d76a5f003d68907d64240 (patch)
tree455b985cab6761423687153ca36aae86058a2fa8 /fs/f2fs/f2fs.h
parent2403c155b83c09d8b6255237ef049f2650f9fe01 (diff)
f2fs: expand counting dirty pages in the inode page cache
Previously f2fs only counts dirty dentry pages, but there is no reason not to expand the scope. This patch changes the names on the management of dirty pages and to count dirty pages in each inode info as well. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
-rw-r--r--fs/f2fs/f2fs.h25
1 files changed, 14 insertions, 11 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 1def9eeedbf1..ad7e9b369319 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -237,7 +237,7 @@ struct f2fs_inode_info {
/* Use below internally in f2fs*/
unsigned long flags; /* use to pass per-file flags */
struct rw_semaphore i_sem; /* protect fi info */
- atomic_t dirty_dents; /* # of dirty dentry pages */
+ atomic_t dirty_pages; /* # of dirty pages */
f2fs_hash_t chash; /* hash value of given file name */
unsigned int clevel; /* maximum level of given file name */
nid_t i_xattr_nid; /* node id that contains xattrs */
@@ -747,10 +747,11 @@ static inline void inc_page_count(struct f2fs_sb_info *sbi, int count_type)
F2FS_SET_SB_DIRT(sbi);
}
-static inline void inode_inc_dirty_dents(struct inode *inode)
+static inline void inode_inc_dirty_pages(struct inode *inode)
{
- inc_page_count(F2FS_I_SB(inode), F2FS_DIRTY_DENTS);
- atomic_inc(&F2FS_I(inode)->dirty_dents);
+ atomic_inc(&F2FS_I(inode)->dirty_pages);
+ if (S_ISDIR(inode->i_mode))
+ inc_page_count(F2FS_I_SB(inode), F2FS_DIRTY_DENTS);
}
static inline void dec_page_count(struct f2fs_sb_info *sbi, int count_type)
@@ -758,13 +759,15 @@ static inline void dec_page_count(struct f2fs_sb_info *sbi, int count_type)
atomic_dec(&sbi->nr_pages[count_type]);
}
-static inline void inode_dec_dirty_dents(struct inode *inode)
+static inline void inode_dec_dirty_pages(struct inode *inode)
{
- if (!S_ISDIR(inode->i_mode))
+ if (!S_ISDIR(inode->i_mode) && !S_ISREG(inode->i_mode))
return;
- dec_page_count(F2FS_I_SB(inode), F2FS_DIRTY_DENTS);
- atomic_dec(&F2FS_I(inode)->dirty_dents);
+ atomic_dec(&F2FS_I(inode)->dirty_pages);
+
+ if (S_ISDIR(inode->i_mode))
+ dec_page_count(F2FS_I_SB(inode), F2FS_DIRTY_DENTS);
}
static inline int get_pages(struct f2fs_sb_info *sbi, int count_type)
@@ -772,9 +775,9 @@ static inline int get_pages(struct f2fs_sb_info *sbi, int count_type)
return atomic_read(&sbi->nr_pages[count_type]);
}
-static inline int get_dirty_dents(struct inode *inode)
+static inline int get_dirty_pages(struct inode *inode)
{
- return atomic_read(&F2FS_I(inode)->dirty_dents);
+ return atomic_read(&F2FS_I(inode)->dirty_pages);
}
static inline int get_blocktype_secs(struct f2fs_sb_info *sbi, int block_type)
@@ -1302,7 +1305,7 @@ void add_orphan_inode(struct f2fs_sb_info *, nid_t);
void remove_orphan_inode(struct f2fs_sb_info *, nid_t);
void recover_orphan_inodes(struct f2fs_sb_info *);
int get_valid_checkpoint(struct f2fs_sb_info *);
-void set_dirty_dir_page(struct inode *, struct page *);
+void update_dirty_page(struct inode *, struct page *);
void add_dirty_dir_inode(struct inode *);
void remove_dirty_dir_inode(struct inode *);
void sync_dirty_dir_inodes(struct f2fs_sb_info *);