From: Andrew Morton <akpm@linux-foundation.org>
To: Eric DeVolder <eric.devolder@oracle.com>
Cc: linux-kernel@vger.kernel.org, bhe@redhat.com, vgoyal@redhat.com,
dyoung@redhat.com, ebiederm@xmission.com,
kexec@lists.infradead.org, sourabhjain@linux.ibm.com,
konrad.wilk@oracle.com, boris.ostrovsky@oracle.com
Subject: Re: [PATCH] kexec: change locking mechanism to a mutex
Date: Thu, 21 Sep 2023 17:22:43 -0700 [thread overview]
Message-ID: <20230921172243.d86a649d7afc835ff2caac26@linux-foundation.org> (raw)
In-Reply-To: <20230921215938.2192-1-eric.devolder@oracle.com>
On Thu, 21 Sep 2023 17:59:38 -0400 Eric DeVolder <eric.devolder@oracle.com> wrote:
> Scaled up testing has revealed that the kexec_trylock()
> implementation leads to failures within the crash hotplug
> infrastructure due to the inability to acquire the lock,
> specifically the message:
>
> ...
>
> Convert the atomic lock to a mutex.
>
Do you think this problem is serious enough to warrant a backport into
-stable kernels?
next prev parent reply other threads:[~2023-09-22 0:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-21 21:59 [PATCH] kexec: change locking mechanism to a mutex Eric DeVolder
2023-09-22 0:22 ` Andrew Morton [this message]
2023-09-22 1:00 ` Eric DeVolder
2023-09-22 0:26 ` Andrew Morton
2023-09-22 1:02 ` Eric DeVolder
2023-09-22 3:36 ` Dave Young
2023-09-22 8:06 ` Baoquan He
2023-09-22 13:39 ` Eric DeVolder
2023-09-22 16:28 ` Valentin Schneider
2023-09-22 17:35 ` Eric DeVolder
2023-09-23 0:04 ` Baoquan He
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