linux-kernel - [PATCH 5/6] f2fs: set GFP_NOFS when moving inline dentries

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Date:   Mon,  9 Dec 2019 14:23:44 -0800
From:   Jaegeuk Kim <jaegeuk@...nel.org>
To:     linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net
Cc:     Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH 5/6] f2fs: set GFP_NOFS when moving inline dentries

Otherwise, it can cause circular locking dependency reported by mm.

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/inline.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 896db0416f0e..52f85ed07a15 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -368,7 +368,7 @@ static int f2fs_move_inline_dirents(struct inode *dir, struct page *ipage,
 	struct f2fs_dentry_ptr src, dst;
 	int err;
 
-	page = f2fs_grab_cache_page(dir->i_mapping, 0, false);
+	page = f2fs_grab_cache_page(dir->i_mapping, 0, true);
 	if (!page) {
 		f2fs_put_page(ipage, 1);
 		return -ENOMEM;
-- 
2.19.0.605.g01d371f741-goog