linux-kernel - Re: [PATCH 0/2] Don't show PF_IO

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Message-ID: <20210325203214.GC28349@redhat.com>
Date:   Thu, 25 Mar 2021 21:32:14 +0100
From:   Oleg Nesterov <oleg@...hat.com>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     "Eric W. Biederman" <ebiederm@...ssion.com>,
        io-uring@...r.kernel.org, torvalds@...ux-foundation.org,
        linux-kernel@...r.kernel.org, metze@...ba.org
Subject: Re: [PATCH 0/2] Don't show PF_IO_WORKER in /proc/<pid>/task/

I didn't even try to read this series yet, will try tomorrow.

But sorry, I can't resist...

On 03/25, Jens Axboe wrote:
>
> On 3/25/21 1:33 PM, Eric W. Biederman wrote:
> > Jens Axboe <axboe@...nel.dk> writes:
> >
> >> Hi,
> >>
> >> Stefan reports that attaching to a task with io_uring will leave gdb
> >> very confused and just repeatedly attempting to attach to the IO threads,
> >> even though it receives an -EPERM every time.

Heh. As expected :/

> And arguably it _is_ a gdb bug, but...

Why do you think so?

Oleg.