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authorJaegeuk Kim <jaegeuk@kernel.org>2016-11-11 23:08:22 +0300
committerJaegeuk Kim <jaegeuk@kernel.org>2016-11-25 21:15:12 +0300
commite57e9ae5b179a6b243c42bf6d9549d1595c27089 (patch)
treeffe099b48c23d5ac511e012df5e9a9ba31d04e68 /fs/f2fs
parent6ae1be13e85f4c42c8ca371fda50ae39eebbfd96 (diff)
downloadlinux-e57e9ae5b179a6b243c42bf6d9549d1595c27089.tar.xz
f2fs: allow dio read for LFS mode
We can allow dio reads for LFS mode, while doing buffered writes for dio writes. Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/data.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index ca53da568633..996b9aef94ce 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1732,7 +1732,7 @@ static ssize_t f2fs_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
if (f2fs_encrypted_inode(inode) && S_ISREG(inode->i_mode))
return 0;
- if (test_opt(F2FS_I_SB(inode), LFS))
+ if (rw == WRITE && test_opt(F2FS_I_SB(inode), LFS))
return 0;
trace_f2fs_direct_IO_enter(inode, offset, count, rw);