openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

io_uring: missed req_init_async() for IOSQE_ASYNC 

IOSQE_ASYNC branch of io_queue_sqe() is another place where an
unitialised req->work can be accessed (i.e. prior io_req_init_async()).
Nothing really bad though, it just looses IO_WQ_WORK_CONCURRENT flag.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2020-07-23 20:17:20 +03:00 committed by Jens Axboe
parent 61710e437f
commit 3e863ea3bb
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
fs/io_uring.c
View File

@ -5730,6 +5730,7 @@ static void io_queue_sqe(struct io_kiocb *req, const struct io_uring_sqe *sqe)
* Never try inline submit of IOSQE_ASYNC is set, go straight
* to async execution.
*/
io_req_init_async(req);
req->work.flags |= IO_WQ_WORK_CONCURRENT;
io_queue_async_work(req);
} else {