public inbox for [email protected]
 help / color / mirror / Atom feed
From: Pankaj Gupta <[email protected]>
To: Jack Wang <[email protected]>
Cc: Jens Axboe <[email protected]>,
	Qemu Developers <[email protected]>,
	[email protected],
	Stefano Garzarella <[email protected]>,
	Ju Hyung Park <[email protected]>
Subject: Re: io_uring possibly the culprit for qemu hang (linux-5.4.y)
Date: Mon, 19 Oct 2020 11:22:56 +0200	[thread overview]
Message-ID: <CAM9Jb+gip_ahaA6Chwrt62pkfuJ2HfZki84pPSKEJhaQaSovMw@mail.gmail.com> (raw)
In-Reply-To: <CAD14+f0h-r7o=m0NvHxjCgKaQe24_MDupcDdSOu05PhXp8B1-w@mail.gmail.com>

@Jack Wang,
Maybe four io_uring patches in 5.4.71 fixes the issue for you as well?

Thanks,
Pankaj

> Hi Jens.
>
> On Sat, Oct 17, 2020 at 3:07 AM Jens Axboe <[email protected]> wrote:
> >
> > Would be great if you could try 5.4.71 and see if that helps for your
> > issue.
> >
>
> Oh wow, yeah it did fix the issue.
>
> I'm able to reliably turn off and start the VM multiple times in a row.
> Double checked by confirming QEMU is dynamically linked to liburing.so.1.
>
> Looks like those 4 io_uring fixes helped.
>
> Thanks!
>

      parent reply	other threads:[~2020-10-19  9:23 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-30 16:26 io_uring possibly the culprit for qemu hang (linux-5.4.y) Ju Hyung Park
2020-10-01  3:03 ` Jens Axboe
2020-10-01  8:59 ` Stefano Garzarella
2020-10-01 13:47   ` Jack Wang
2020-10-01 14:30   ` Ju Hyung Park
2020-10-02  7:34     ` Stefano Garzarella
2020-10-16 18:04       ` Ju Hyung Park
2020-10-16 18:07         ` Jens Axboe
2020-10-17 14:29           ` Ju Hyung Park
2020-10-17 15:02             ` Jens Axboe
2020-10-19  9:22             ` Pankaj Gupta [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAM9Jb+gip_ahaA6Chwrt62pkfuJ2HfZki84pPSKEJhaQaSovMw@mail.gmail.com \
    [email protected] \
    [email protected] \
    [email protected] \
    [email protected] \
    [email protected] \
    [email protected] \
    [email protected] \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox