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FROMGIT: f2fs: let's avoid to get cp_rwsem twice by f2fs_evict_inode by d_invalidate

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f2fs_unlink
 -> f2fs_lock_op
 -> d_invalidate
  -> shrink_dentry_list
   -> iput_final
    -> f2fs_evict_inode
     -> f2fs_lock_op

Bug: 253968159
Reviewed-by: Chao Yu <chao@kernel.org>
Tested-by: Yangtao Li <frank.li@vivo.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Change-Id: I281afd7ffa0c66509ec5984fd7774ccd4ddef1f4
(cherry picked from commit 14dc00a0e2dbea4b685ab9723ff511fcfd223c18 git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev)
This commit is contained in:
Jaegeuk Kim
2022-10-17 17:52:05 -07:00
committed by Jaegeuk Kim
parent 356801e2ff
commit af70ef5bfd
1 changed files with 2 additions and 2 deletions
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4
fs/f2fs/namei.c
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@@ -618,6 +618,8 @@ static int f2fs_unlink(struct inode *dir, struct dentry *dentry)
goto fail;
}
f2fs_delete_entry(de, page, dir, inode);
f2fs_unlock_op(sbi);
#ifdef CONFIG_UNICODE
/* VFS negative dentries are incompatible with Encoding and
* Case-insensitiveness. Eventually we'll want avoid
@@ -628,8 +630,6 @@ static int f2fs_unlink(struct inode *dir, struct dentry *dentry)
if (IS_CASEFOLDED(dir))
d_invalidate(dentry);
#endif
f2fs_unlock_op(sbi);
if (IS_DIRSYNC(dir))
f2fs_sync_fs(sbi->sb, 1);
fail: