From: Jens Axboe <axboe@kernel.dk>
To: io-uring <io-uring@vger.kernel.org>
Subject: [PATCH] io_uring: transform send/recvmsg() -ERESTARTSYS to -EINTR
Date: Mon, 2 Dec 2019 19:51:17 -0700 [thread overview]
Message-ID: <4cd7d532-f849-9836-0855-3845e85576ef@kernel.dk> (raw)
We should never return -ERESTARTSYS to userspace, transform it into
-EINTR.
Cc: stable@vger.kernel.org # v5.3+
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 5cab7a047317..a91743e1fa2c 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1917,6 +1917,8 @@ static int io_send_recvmsg(struct io_kiocb *req, const struct io_uring_sqe *sqe,
ret = fn(sock, msg, flags);
if (force_nonblock && ret == -EAGAIN)
return ret;
+ if (ret == -ERESTARTSYS)
+ ret = -EINTR;
}
io_cqring_add_event(req, ret);
--
Jens Axboe
reply other threads:[~2019-12-03 2:51 UTC|newest]
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