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authorXiaoguang Wang <xiaoguang.wang@linux.alibaba.com>2020-06-16 02:06:37 +0800
committerJens Axboe <axboe@kernel.dk>2020-06-17 12:49:01 -0600
commit2d7d67920e5c8e0854df23ca77da2dd5880ce5dd (patch)
tree9d004dc863800d27fe6f6e9870cc28bb1dfed43a
parent801dd57bd1d8c2c253f43635a3045bfa32a810b3 (diff)
io_uring: don't fail links for EAGAIN error in IOPOLL mode
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: stable@vger.kernel.org Signed-off-by: Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--fs/io_uring.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index e17df662c191..eb3797714539 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1988,7 +1988,7 @@ static void io_complete_rw_iopoll(struct kiocb *kiocb, long res, long res2)
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)