From: Alexey Dobriyan <adobriyan@gmail.com>
To: Roman Gushchin <guro@fb.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC] proc, coredump: add CoreDumping flag to /proc/pid/status
Date: Thu, 14 Sep 2017 01:46:43 +0300 [thread overview]
Message-ID: <20170913224643.GA1741@avx2> (raw)
In-Reply-To: <20170913222159.GA19288@castle>
On Wed, Sep 13, 2017 at 03:21:59PM -0700, Roman Gushchin wrote:
> On Thu, Sep 14, 2017 at 01:15:26AM +0300, Alexey Dobriyan wrote:
> > > To provide an ability to detect if a process is in the state of
> > > being coreduped, we can expose a boolean CoreDumping flag
> > > in /proc/pid/status.
> >
> > Or add "State: C" ?
>
> A program in such state can also sleep and run, so it's not
> a state in terms of process states.
Well, maybe something will break from seeing unknown process state.
Regardless, symlink /proc/$PID/coredump pointing to either "0" or "1"
is faster than open+read+parse+close.
next prev parent reply other threads:[~2017-09-13 22:46 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-13 22:15 [RFC] proc, coredump: add CoreDumping flag to /proc/pid/status Alexey Dobriyan
2017-09-13 22:21 ` Roman Gushchin
2017-09-13 22:46 ` Alexey Dobriyan [this message]
2017-09-13 23:07 ` Roman Gushchin
-- strict thread matches above, loose matches on Subject: below --
2017-09-07 11:17 Roman Gushchin
2017-09-13 22:05 ` Roman Gushchin
2017-09-14 22:44 ` Roman Gushchin
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