Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1276566

Re: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic on NMI

From Steven Rostedt <rostedt@goodmis.org>
Newsgroups linux.kernel
Subject Re: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic on NMI
Date 2015-11-24 16:20 +0100
Message-ID <qynxT-1pb-15@gated-at.bofh.it> (permalink)
References <qwQum-5rq-19@gated-at.bofh.it> <qwR74-5WC-15@gated-at.bofh.it> <qynxT-1pb-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw

On Tue, 24 Nov 2015 10:05:10 -0500
Steven Rostedt <rostedt@goodmis.org> wrote:

> cmpxchg(&panic_cpu, -1, 0) != 0
> 
> returns -1 for cpu 0, thus 0 != 0, and sets panic_cpu to 0

That was suppose to be "thus -1 != 0".

-- Steve
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic on  NMI Hidehiro Kawai <hidehiro.kawai.ez@hitachi.com> - 2015-11-20 11:30 +0100
  Re: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic  on NMI Borislav Petkov <bp@alien8.de> - 2015-11-23 20:00 +0100
    RE: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic  on NMI 河合英宏 / KAWAI，HIDEHIRO   <hidehiro.kawai.ez@hitachi.com> - 2015-11-24 05:10 +0100
  Re: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic  on NMI Michal Hocko <mhocko@kernel.org> - 2015-11-24 13:50 +0100
  Re: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic  on NMI Steven Rostedt <rostedt@goodmis.org> - 2015-11-24 16:20 +0100
    Re: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic  on NMI Steven Rostedt <rostedt@goodmis.org> - 2015-11-24 16:20 +0100
    Re: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic  on NMI Michal Hocko <mhocko@kernel.org> - 2015-11-24 21:30 +0100
      Re: [V5 PATCH 1/4] panic/x86: Fix re-entrance problem due to panic  on NMI Steven Rostedt <rostedt@goodmis.org> - 2015-11-24 21:50 +0100

csiph-web