From: Xiaoguang Wang <xiaoguang.w...@linux.alibaba.com>
[ Upstream commit 2d7d67920e5c8e0854df23ca77da2dd5880ce5dd ]
In IOPOLL mode, for EAGAIN error, we'll try to submit io request
again using io-wq, so don't fail rest of links if this io request
has links.
Cc: sta...@vger.kernel.org
Signed-off-by: Xiaoguang Wang <xiaoguang.w...@linux.alibaba.com>
Signed-off-by: Jens Axboe <ax...@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
fs/io_uring.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1936,7 +1936,7 @@ static void io_complete_rw_iopoll(struct
if (kiocb->ki_flags & IOCB_WRITE)
kiocb_end_write(req);
- if (res != req->result)
+ if (res != -EAGAIN && res != req->result)
req_set_fail_links(req);
req->result = res;
if (res != -EAGAIN)
