Displaying 2 results from an estimated 2 matches for "iopoll_queu".
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iopoll_queue
2023 Sep 08
1
[PATCH V3] io_uring: fix IO hang in io_wq_put_and_exit from do_exit()
...1930,10 @@ void io_wq_submit_work(struct io_wq_work *work)
> >>> }
> >>> }
> >>>
> >>> + /* It is fragile to block POLLED IO, so switch to NON_BLOCK */
> >>> + if ((req->ctx->flags & IORING_SETUP_IOPOLL) && def->iopoll_queue)
> >>> + issue_flags |= IO_URING_F_NONBLOCK;
> >>> +
> >>
> >> I think this comment deserves to be more descriptive. Normally we
> >> absolutely cannot block for polled IO, it's only OK here because io-wq
> >
> > Yeah, we don'...
2023 Sep 08
1
[PATCH V3] io_uring: fix IO hang in io_wq_put_and_exit from do_exit()
...1930,10 @@ void io_wq_submit_work(struct io_wq_work *work)
> >>> }
> >>> }
> >>>
> >>> + /* It is fragile to block POLLED IO, so switch to NON_BLOCK */
> >>> + if ((req->ctx->flags & IORING_SETUP_IOPOLL) && def->iopoll_queue)
> >>> + issue_flags |= IO_URING_F_NONBLOCK;
> >>> +
> >>
> >> I think this comment deserves to be more descriptive. Normally we
> >> absolutely cannot block for polled IO, it's only OK here because io-wq
> >
> > Yeah, we don'...