From: Andrew Morton <akpm@linux-foundation.org>
To: Baoquan He <bhe@redhat.com>
Cc: linux-kernel@vger.kernel.org, kexec@lists.infradead.org,
eric.devolder@oracle.com, vschneid@redhat.com,
sourabhjain@linux.ibm.com
Subject: Re: [PATCH v3] Crash: add lock to serialize crash hotplug handling
Date: Tue, 26 Sep 2023 13:50:01 -0700 [thread overview]
Message-ID: <20230926135001.4eb6ca73b1a4aa6224355ad1@linux-foundation.org> (raw)
In-Reply-To: <20230926120905.392903-1-bhe@redhat.com>
On Tue, 26 Sep 2023 20:09:05 +0800 Baoquan He <bhe@redhat.com> wrote:
> Eric reported that handling corresponding crash hotplug event can be
> failed easily when many memory hotplug event are notified in a short
> period. They failed because failing to take __kexec_lock.
I'm assuming that this failure is sufficiently likely so as to justify a -stable
backport of the fix. Please let me know if this is incorrect.
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next prev parent reply other threads:[~2023-09-26 20:50 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-26 12:09 [PATCH v3] Crash: add lock to serialize crash hotplug handling Baoquan He
2023-09-26 14:55 ` Eric DeVolder
2023-09-26 20:50 ` Andrew Morton [this message]
2023-09-26 21:53 ` Eric DeVolder
2023-09-27 0:14 ` Baoquan He
2023-09-28 8:51 ` Valentin Schneider
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