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Subject[PATCH 2/2] f2fs: allow dio read for LFS mode
Date
We can allow dio reads for LFS mode, while doing buffered writes for dio writes.

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

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index ca53da5..996b9ae 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);
--
2.8.3
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