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authorSahitya Tummala <stummala@codeaurora.org>2019-12-05 04:22:39 +0100
committerJaegeuk Kim <jaegeuk@kernel.org>2020-01-15 22:43:48 +0100
commit0e6d01643c207fdcd77b9b40c29cbe1c63f03c15 (patch)
treefdd465fcc28b7bda09395a113671cca60cc97b14 /fs/f2fs
parentf2fs: Check write pointer consistency of non-open zones (diff)
downloadlinux-0e6d01643c207fdcd77b9b40c29cbe1c63f03c15.tar.xz
linux-0e6d01643c207fdcd77b9b40c29cbe1c63f03c15.zip
f2fs: cleanup duplicate stats for atomic files
Remove duplicate sbi->aw_cnt stats counter that tracks the number of atomic files currently opened (it also shows incorrect value sometimes). Use more relit lable sbi->atomic_files to show in the stats. Signed-off-by: Sahitya Tummala <stummala@codeaurora.org> Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/debug.c3
-rw-r--r--fs/f2fs/f2fs.h7
-rw-r--r--fs/f2fs/file.c1
-rw-r--r--fs/f2fs/segment.c1
4 files changed, 2 insertions, 10 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 9b0bedd82581..0e87813fa1a8 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -56,7 +56,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->nquota_files = sbi->nquota_files;
si->ndirty_all = sbi->ndirty_inode[DIRTY_META];
si->inmem_pages = get_pages(sbi, F2FS_INMEM_PAGES);
- si->aw_cnt = atomic_read(&sbi->aw_cnt);
+ si->aw_cnt = sbi->atomic_files;
si->vw_cnt = atomic_read(&sbi->vw_cnt);
si->max_aw_cnt = atomic_read(&sbi->max_aw_cnt);
si->max_vw_cnt = atomic_read(&sbi->max_vw_cnt);
@@ -495,7 +495,6 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi)
for (i = META_CP; i < META_MAX; i++)
atomic_set(&sbi->meta_count[i], 0);
- atomic_set(&sbi->aw_cnt, 0);
atomic_set(&sbi->vw_cnt, 0);
atomic_set(&sbi->max_aw_cnt, 0);
atomic_set(&sbi->max_vw_cnt, 0);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 23a84d7f17b8..33c57627b649 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1327,7 +1327,6 @@ struct f2fs_sb_info {
atomic_t inline_xattr; /* # of inline_xattr inodes */
atomic_t inline_inode; /* # of inline_data inodes */
atomic_t inline_dir; /* # of inline_dentry inodes */
- atomic_t aw_cnt; /* # of atomic writes */
atomic_t vw_cnt; /* # of volatile writes */
atomic_t max_aw_cnt; /* max # of atomic writes */
atomic_t max_vw_cnt; /* max # of volatile writes */
@@ -3388,13 +3387,9 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi)
((sbi)->block_count[(curseg)->alloc_type]++)
#define stat_inc_inplace_blocks(sbi) \
(atomic_inc(&(sbi)->inplace_count))
-#define stat_inc_atomic_write(inode) \
- (atomic_inc(&F2FS_I_SB(inode)->aw_cnt))
-#define stat_dec_atomic_write(inode) \
- (atomic_dec(&F2FS_I_SB(inode)->aw_cnt))
#define stat_update_max_atomic_write(inode) \
do { \
- int cur = atomic_read(&F2FS_I_SB(inode)->aw_cnt); \
+ int cur = F2FS_I_SB(inode)->atomic_files; \
int max = atomic_read(&F2FS_I_SB(inode)->max_aw_cnt); \
if (cur > max) \
atomic_set(&F2FS_I_SB(inode)->max_aw_cnt, cur); \
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index eb653f700ade..82df24f30c11 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1936,7 +1936,6 @@ static int f2fs_ioc_start_atomic_write(struct file *filp)
f2fs_update_time(F2FS_I_SB(inode), REQ_TIME);
F2FS_I(inode)->inmem_task = current;
- stat_inc_atomic_write(inode);
stat_update_max_atomic_write(inode);
out:
inode_unlock(inode);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 3ec912bd5504..aad884f2f38a 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -334,7 +334,6 @@ void f2fs_drop_inmem_pages(struct inode *inode)
}
fi->i_gc_failures[GC_FAILURE_ATOMIC] = 0;
- stat_dec_atomic_write(inode);
spin_lock(&sbi->inode_lock[ATOMIC_FILE]);
if (!list_empty(&fi->inmem_ilist))