From: Peter Zijlstra <peterz@infradead.org>
To: Huang Ying <ying.huang@intel.com>
Cc: Don Zickus <dzickus@redhat.com>,
"mingo@redhat.com" <mingo@redhat.com>,
"hpa@zytor.com" <hpa@zytor.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@elte.hu" <mingo@elte.hu>,
"linux-tip-commits@vger.kernel.org"
<linux-tip-commits@vger.kernel.org>
Subject: Re: [tip:perf/core] x86, NMI: Rewrite NMI handler
Date: Mon, 18 Oct 2010 10:24:47 +0200 [thread overview]
Message-ID: <1287390287.29097.1539.camel@twins> (raw)
In-Reply-To: <1287371214.31526.23.camel@yhuang-dev>
On Mon, 2010-10-18 at 11:06 +0800, Huang Ying wrote:
> You can kill DIE_NMI_IPI. But you will add at least NMI_PRIORITY_LOCAL
> (like DIE_NMI_IPI), NMI_PRIORITY_GLOBAL (like original DIE_NMI). So
> thing is similar, just moved from one place to another place.
The nice thing is that notifier chains aren't limited to 2 priorities,
in fact there's a good argument to use a wider range.
Also, like previously mentioned, it gets rid of the double iteration.
next prev parent reply other threads:[~2010-10-18 8:25 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-16 2:22 [PATCH 0/5] x86, NMI: give NMI handler a face-lift Don Zickus
2010-10-16 2:22 ` [PATCH 1/5] x86, NMI: Add NMI symbol constants and rename memory parity to PCI SERR Don Zickus
2010-10-16 16:36 ` [tip:perf/core] " tip-bot for Huang Ying
2010-10-16 2:22 ` [PATCH 2/5] x86, NMI: Add touch_nmi_watchdog to io_check_error delay Don Zickus
2010-10-16 16:36 ` [tip:perf/core] " tip-bot for Huang Ying
2010-10-16 2:22 ` [PATCH 3/5] x86, NMI: Rewrite NMI handler Don Zickus
2010-10-16 16:36 ` [tip:perf/core] " tip-bot for Huang Ying
2010-10-16 17:29 ` Peter Zijlstra
2010-10-16 18:20 ` Ingo Molnar
2010-10-16 18:40 ` Anca Emanuel
2010-10-17 0:46 ` Don Zickus
2010-10-17 10:42 ` Peter Zijlstra
2010-10-18 3:06 ` Huang Ying
2010-10-18 8:24 ` Peter Zijlstra [this message]
2010-10-16 2:22 ` [PATCH 4/5] x86, NMI: Allow NMI reason io port (0x61) to be processed on any CPU Don Zickus
2010-10-16 16:37 ` [tip:perf/core] " tip-bot for Huang Ying
2010-10-19 15:07 ` [PATCH 4/5] " Robert Richter
2010-10-19 16:25 ` Robert Richter
2010-10-19 18:37 ` Don Zickus
2010-10-20 0:23 ` Huang Ying
2010-10-20 10:03 ` Robert Richter
2010-10-21 0:46 ` Huang Ying
2010-10-20 14:27 ` Don Zickus
2010-10-21 0:40 ` Huang Ying
2010-10-21 1:18 ` Don Zickus
2010-10-21 1:25 ` Huang Ying
2010-10-21 2:37 ` Don Zickus
2010-10-21 2:53 ` Huang Ying
2010-10-16 2:22 ` [PATCH 5/5] x86, NMI: Remove do_nmi_callback logic Don Zickus
2010-10-16 16:37 ` [tip:perf/core] " tip-bot for Huang Ying
2010-10-19 15:03 ` [PATCH 5/5] " Robert Richter
2010-10-19 16:01 ` Don Zickus
2010-10-19 16:23 ` Robert Richter
2010-10-19 15:01 ` [PATCH 0/5] x86, NMI: give NMI handler a face-lift Robert Richter
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