This fixes a regression which prevents parallel DIO reads.
Fixes: 0cac51185e65 ("f2fs: fix to avoid racing in between read and OPU dio
write")
Signed-off-by: Jaegeuk Kim <[email protected]>
---
fs/f2fs/file.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 71d5ded9eeda..adc7d64a6f47 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -4647,7 +4647,8 @@ static ssize_t f2fs_file_read_iter(struct kiocb *iocb,
struct iov_iter *to)
iov_iter_count(to), READ);
/* In LFS mode, if there is inflight dio, wait for its completion */
- if (f2fs_lfs_mode(F2FS_I_SB(inode)))
+ if (f2fs_lfs_mode(F2FS_I_SB(inode)) &&
+ get_pages(F2FS_I_SB(inode), F2FS_DIO_WRITE))
inode_dio_wait(inode);
if (f2fs_should_use_dio(inode, iocb, to)) {
--
2.47.0.rc1.288.g06298d1525-goog
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