From: Daeho Jeong <daehoje...@google.com>
Keep atomic file clean while updating and make it dirtied during commit
in order to avoid unnecessary and excessive inode updates in the previous
fix.
Fixes: 4bf78322346f ("f2fs: mark inode dirty for FI_ATOMIC_COMMITTED flag")
Signed-off-by: Daeho Jeong <daehoje...@google.com>
---
fs/f2fs/f2fs.h | 3 +--
fs/f2fs/inode.c | 10 ++++++----
fs/f2fs/segment.c | 10 ++++++++--
3 files changed, 15 insertions(+), 8 deletions(-)
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 465b2fd50c70..5a7f6fa8b585 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -801,7 +801,7 @@ enum {
FI_COMPRESS_RELEASED, /* compressed blocks were released */
FI_ALIGNED_WRITE, /* enable aligned write */
FI_COW_FILE, /* indicate COW file */
- FI_ATOMIC_COMMITTED, /* indicate atomic commit completed except disk
sync */
+ FI_ATOMIC_DIRTIED, /* indicate atomic file is dirtied */
FI_ATOMIC_REPLACE, /* indicate atomic replace */
FI_OPENED_FILE, /* indicate file has been opened */
FI_MAX, /* max flag, never be used */
@@ -3042,7 +3042,6 @@ static inline void __mark_inode_dirty_flag(struct inode
*inode,
case FI_INLINE_DOTS:
case FI_PIN_FILE:
case FI_COMPRESS_RELEASED:
- case FI_ATOMIC_COMMITTED:
f2fs_mark_inode_dirty_sync(inode, true);
}
}
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index 1eb250c6b392..5dd3e55d2be2 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -35,6 +35,11 @@ void f2fs_mark_inode_dirty_sync(struct inode *inode, bool
sync)
if (f2fs_inode_dirtied(inode, sync))
return;
+ if (f2fs_is_atomic_file(inode)) {
+ set_inode_flag(inode, FI_ATOMIC_DIRTIED);
+ return;
+ }
+
mark_inode_dirty_sync(inode);
}
@@ -653,10 +658,7 @@ void f2fs_update_inode(struct inode *inode, struct page
*node_page)
ri->i_gid = cpu_to_le32(i_gid_read(inode));
ri->i_links = cpu_to_le32(inode->i_nlink);
ri->i_blocks = cpu_to_le64(SECTOR_TO_BLOCK(inode->i_blocks) + 1);
-
- if (!f2fs_is_atomic_file(inode) ||
- is_inode_flag_set(inode, FI_ATOMIC_COMMITTED))
- ri->i_size = cpu_to_le64(i_size_read(inode));
+ ri->i_size = cpu_to_le64(i_size_read(inode));
if (et) {
read_lock(&et->lock);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 78c3198a6308..2b5391b229a8 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -196,9 +196,12 @@ void f2fs_abort_atomic_write(struct inode *inode, bool
clean)
truncate_inode_pages_final(inode->i_mapping);
release_atomic_write_cnt(inode);
- clear_inode_flag(inode, FI_ATOMIC_COMMITTED);
clear_inode_flag(inode, FI_ATOMIC_REPLACE);
clear_inode_flag(inode, FI_ATOMIC_FILE);
+ if (is_inode_flag_set(inode, FI_ATOMIC_DIRTIED)) {
+ clear_inode_flag(inode, FI_ATOMIC_DIRTIED);
+ f2fs_mark_inode_dirty_sync(inode, true);
+ }
stat_dec_atomic_inode(inode);
F2FS_I(inode)->atomic_write_task = NULL;
@@ -365,7 +368,10 @@ static int __f2fs_commit_atomic_write(struct inode *inode)
sbi->revoked_atomic_block += fi->atomic_write_cnt;
} else {
sbi->committed_atomic_block += fi->atomic_write_cnt;
- set_inode_flag(inode, FI_ATOMIC_COMMITTED);
+ if (is_inode_flag_set(inode, FI_ATOMIC_DIRTIED)) {
+ clear_inode_flag(inode, FI_ATOMIC_DIRTIED);
+ f2fs_mark_inode_dirty_sync(inode, true);
+ }
}
__complete_revoke_list(inode, &revoke_list, ret ? true : false);
--
2.46.0.295.g3b9ea8a38a-goog
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