linux-kernel - Re: [V3 PATCH 0/4] Fix race issues among panic, NMI and crash

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Message-ID: <20150820231748.GG3161@worktop.event.rightround.com>
Date:	Fri, 21 Aug 2015 01:17:48 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Hidehiro Kawai <hidehiro.kawai.ez@...achi.com>
Cc:	Jonathan Corbet <corbet@....net>, Ingo Molnar <mingo@...nel.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Vivek Goyal <vgoyal@...hat.com>, linux-doc@...r.kernel.org,
	x86@...nel.org, kexec@...ts.infradead.org,
	linux-kernel@...r.kernel.org, Michal Hocko <mhocko@...nel.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Subject: Re: [V3 PATCH 0/4] Fix race issues among panic, NMI and crash_kexec


User-Agent: StGit/0.16

Fwiw, stgit is broken wrt sending email, all your emails have the exact
same timestamp, which means that the emails will be ordered on received
timestamp when threaded and generate the below mess:


 Aug 06 Hidehiro Kawai  (1.9K) [V3 PATCH 0/4] Fix race issues among panic, NMI and crash_kexec
 Aug 06 Hidehiro Kawai  (2.4K) ├─>[V3 PATCH 3/4] kexec: Fix race between panic() and crash_kexec() called directly
 Aug 06 Hidehiro Kawai  (4.9K) ├─>[V3 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic on NMI
 Aug 06 Hidehiro Kawai  (5.3K) ├─>[V3 PATCH 2/4] panic/x86: Allow cpus to save registers even if they are looping in NMI context
 Aug 06 Hidehiro Kawai  (2.5K) ├─>[V3 PATCH 4/4] x86/apic: Introduce noextnmi boot option


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