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Subject[PATCH 4/6] f2fs: should avoid recursive filesystem ops
Date
We need to use GFP_NOFS, since we did f2fs_lock_op().

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/file.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 6cebc6681487..eb653f700ade 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1191,13 +1191,13 @@ static int __exchange_data_block(struct inode *src_inode,

src_blkaddr = f2fs_kvzalloc(F2FS_I_SB(src_inode),
array_size(olen, sizeof(block_t)),
- GFP_KERNEL);
+ GFP_NOFS);
if (!src_blkaddr)
return -ENOMEM;

do_replace = f2fs_kvzalloc(F2FS_I_SB(src_inode),
array_size(olen, sizeof(int)),
- GFP_KERNEL);
+ GFP_NOFS);
if (!do_replace) {
kvfree(src_blkaddr);
return -ENOMEM;
--
2.19.0.605.g01d371f741-goog
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