mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Don Zickus <dzickus@redhat.com>
To: Ingo Molnar <mingo@elte.hu>, Andi Kleen <andi@firstfloor.org>,
	x86@kernel.org
Cc: LKML <linux-kernel@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Robert Richter <robert.richter@amd.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	seiji.aguchi@hds.com, vgoyal@redhat.com, mjg@redhat.com,
	tony.luck@intel.com, gong.chen@intel.com, satoru.moriya@hds.com,
	avi@redhat.com
Subject: Re: [v2 PATCH 0/3] Use NMI to stop cpus
Date: Tue, 8 Nov 2011 14:25:09 -0500	[thread overview]
Message-ID: <20111108192509.GB5629@redhat.com> (raw)
In-Reply-To: <1318533267-18880-1-git-send-email-dzickus@redhat.com>

On Thu, Oct 13, 2011 at 03:14:24PM -0400, Don Zickus wrote:
> This patch series attempts to use NMI to stop cpus instead of the
> REBOOT_VECTOR irq.  The idea is to have a more robust and reliable
> way to stop cpus when serializing things like the panic path.

poke?  Any feedback on this now that rc-1 is out and things hopefully
calmed down a bit. :-)

Cheers,
Don

> 
> More details in the changelogs.
> 
> Don Zickus (3):
>   x86, reboot:  Use NMI instead of REBOOT_VECTOR to stop cpus
>   x86, NMI: Add NMI IPI selftest
>   x86, NMI: knob to disable using NMI IPIs to stop cpus
> 
>  Documentation/kernel-parameters.txt |    4 +
>  arch/x86/Kconfig.debug              |   12 +++
>  arch/x86/include/asm/smp.h          |    6 +
>  arch/x86/kernel/Makefile            |    1 +
>  arch/x86/kernel/nmi_selftest.c      |  179 +++++++++++++++++++++++++++++++++++
>  arch/x86/kernel/smp.c               |   72 ++++++++++++++-
>  arch/x86/kernel/smpboot.c           |    1 +
>  7 files changed, 273 insertions(+), 2 deletions(-)
>  create mode 100644 arch/x86/kernel/nmi_selftest.c
> 
> -- 
> 1.7.6.4
> 

      parent reply	other threads:[~2011-11-08 19:25 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-13 19:14 Don Zickus
2011-10-13 19:14 ` [v2 PATCH 1/3] x86, reboot: Use NMI instead of REBOOT_VECTOR " Don Zickus
2011-12-05 13:21   ` [tip:x86/debug] " tip-bot for Don Zickus
2011-12-20 22:38     ` Yinghai Lu
2011-12-21 14:59       ` Don Zickus
2011-12-21 18:24         ` Yinghai Lu
2011-12-22 20:16           ` Don Zickus
2012-01-05 18:17           ` Don Zickus
2012-01-05 21:44             ` Yinghai Lu
2011-10-13 19:14 ` [v2 PATCH 2/3] x86, NMI: Add NMI IPI selftest Don Zickus
2011-12-05 13:22   ` [tip:x86/debug] " tip-bot for Don Zickus
2011-12-06  9:06     ` Ingo Molnar
2011-12-06 18:08       ` Don Zickus
2011-12-06 20:01         ` Ingo Molnar
2011-12-06 20:25         ` [tip:x86/debug] x86, NMI: NMI-selftest should handle the UP case properly tip-bot for Don Zickus
2011-12-07 11:06         ` [patch] x86, NMI: add to_cpumask() to silence compile warning Dan Carpenter
2011-12-07 14:59           ` Don Zickus
2011-12-07 21:12           ` Don Zickus
2011-10-13 19:14 ` [v2 PATCH 3/3] x86, NMI: knob to disable using NMI IPIs to stop cpus Don Zickus
2011-12-05 13:23   ` [tip:x86/debug] x86, NMI: Add " tip-bot for Don Zickus
2011-11-08 19:25 ` Don Zickus [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20111108192509.GB5629@redhat.com \
    --to=dzickus@redhat.com \
    --cc=akpm@linux-foundation.org \
    --cc=andi@firstfloor.org \
    --cc=avi@redhat.com \
    --cc=gong.chen@intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@elte.hu \
    --cc=mjg@redhat.com \
    --cc=peterz@infradead.org \
    --cc=robert.richter@amd.com \
    --cc=satoru.moriya@hds.com \
    --cc=seiji.aguchi@hds.com \
    --cc=tony.luck@intel.com \
    --cc=vgoyal@redhat.com \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

Powered by JetHome