f2fs: enable in-place-update for fdatasync
This patch enforces in-place-updates only when fdatasync is requested.
If we adopt this in-place-updates for the fdatasync, we can skip to write the
recovery information.
Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index ee5c75e..55973f7 100644
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -486,6 +486,10 @@
if (S_ISDIR(inode->i_mode))
return false;
+ /* this is only set during fdatasync */
+ if (is_inode_flag_set(F2FS_I(inode), FI_NEED_IPU))
+ return true;
+
switch (SM_I(sbi)->ipu_policy) {
case F2FS_IPU_FORCE:
return true;