From: Pavel Begunkov <[email protected]>
To: Jens Axboe <[email protected]>, [email protected]
Cc: Dennis Zhou <[email protected]>, Tejun Heo <[email protected]>,
Christoph Lameter <[email protected]>, Joakim Hassila <[email protected]>
Subject: Re: [PATCH 0/2] fix hangs with shared sqpoll
Date: Fri, 16 Apr 2021 01:26:01 +0100 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
On 16/04/2021 01:22, Pavel Begunkov wrote:
> Late catched 5.12 bug with nasty hangs. Thanks Jens for a reproducer.
1/2 is basically a rip off of one of old Jens' patches, but can't
find it anywhere. If you still have it, especially if it was
reviewed/etc., may make sense to go with it instead
>
> Pavel Begunkov (2):
> percpu_ref: add percpu_ref_atomic_count()
> io_uring: fix shared sqpoll cancellation hangs
>
> fs/io_uring.c | 5 +++--
> include/linux/percpu-refcount.h | 1 +
> lib/percpu-refcount.c | 26 ++++++++++++++++++++++++++
> 3 files changed, 30 insertions(+), 2 deletions(-)
>
--
Pavel Begunkov
next prev parent reply other threads:[~2021-04-16 0:30 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-16 0:22 [PATCH 0/2] fix hangs with shared sqpoll Pavel Begunkov
2021-04-16 0:22 ` [PATCH 1/2] percpu_ref: add percpu_ref_atomic_count() Pavel Begunkov
2021-04-16 4:45 ` Dennis Zhou
2021-04-16 13:16 ` Pavel Begunkov
2021-04-16 14:10 ` Ming Lei
2021-04-16 14:37 ` Dennis Zhou
2021-04-19 2:03 ` Ming Lei
2021-04-16 15:31 ` Bart Van Assche
2021-04-16 15:34 ` Jens Axboe
2021-04-16 0:22 ` [PATCH 2/2] io_uring: fix shared sqpoll cancellation hangs Pavel Begunkov
2021-04-16 0:26 ` Pavel Begunkov [this message]
2021-04-16 13:04 ` [PATCH 0/2] fix hangs with shared sqpoll Jens Axboe
2021-04-16 13:12 ` Pavel Begunkov
2021-04-16 13:58 ` Jens Axboe
2021-04-16 14:09 ` Pavel Begunkov
2021-04-16 14:42 ` Pavel Begunkov
[not found] ` <[email protected]>
2021-04-18 13:56 ` Pavel Begunkov
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 \
[email protected] \
[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