| Message ID | badb3d7e462881e7edbfcc2be6301090b07dbe53.1742829388.git.asml.silence@gmail.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | reissue fix and various cleanups | expand |
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index e1128b9551aa..e6c462948273 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -904,7 +904,7 @@ static void io_req_complete_post(struct io_kiocb *req, unsigned issue_flags) * Handle special CQ sync cases via task_work. DEFER_TASKRUN requires * the submitter task context, IOPOLL protects with uring_lock. */ - if (ctx->lockless_cq) { + if (ctx->lockless_cq || (req->flags & REQ_F_REISSUE)) { req->io_task_work.func = io_req_task_complete; io_req_task_work_add(req); return;
io_req_complete_post() doesn't handle reissue and if called with a REQ_F_REISSUE request it might post extra unexpected completions. Fix it by pushing into flush_completion via task work. Fixes: d803d123948fe ("io_uring/rw: handle -EAGAIN retry at IO completion time") Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> --- io_uring/io_uring.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)