From: Randy Dunlap <randy.dunlap@oracle.com>
To: Don Zickus <dzickus@redhat.com>
Cc: mingo@elte.hu, fweisbec@gmail.com, peterz@infradead.org,
gorcunov@gmail.com, aris@redhat.com,
linux-kernel@vger.kernel.org, randy.dunlap@oracle.com
Subject: Re: [PATCH 1/6] [watchdog] combine nmi_watchdog and softlockup
Date: Tue, 20 Apr 2010 08:53:50 -0700 [thread overview]
Message-ID: <20100420085350.fce77f4f.randy.dunlap@oracle.com> (raw)
In-Reply-To: <1271777043-3807-2-git-send-email-dzickus@redhat.com>
On Tue, 20 Apr 2010 11:23:58 -0400 Don Zickus wrote:
> diff --git a/init/Kconfig b/init/Kconfig
> index 7331a16..98e3f5f 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -948,8 +948,11 @@ config PERF_USE_VMALLOC
>
> config PERF_EVENTS_NMI
> bool
> + depends on PERF_EVENTS
> help
> - Arch has support for nmi_watchdog
> + Arch can generate an NMI using the perf event subsystem
Hi Don,
I realize that you didn't introduce Arch in this help text,
but can we eliminate him, please? E.g.:
Platform can generate an NMI using the perf event subsystem.
or
System hardware can generate an NMI using the perf event subsystem.
> + Also has support for calculating cpu cycle events to
CPU
> + determine how many clock cycles in a given period
period.
>
> menu "Kernel Performance Events And Counters"
---
~Randy
next prev parent reply other threads:[~2010-04-20 15:56 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-20 15:23 [PATCH 0/6] lockup detector changes Don Zickus
2010-04-20 15:23 ` [PATCH 1/6] [watchdog] combine nmi_watchdog and softlockup Don Zickus
2010-04-20 15:53 ` Randy Dunlap [this message]
2010-04-20 16:11 ` Don Zickus
2010-04-21 17:27 ` Frederic Weisbecker
2010-04-21 17:50 ` Don Zickus
2010-04-21 20:24 ` Frederic Weisbecker
2010-04-21 20:49 ` Don Zickus
2010-04-20 15:23 ` [PATCH 2/6] [watchdog] convert touch_softlockup_watchdog to touch_watchdog Don Zickus
2010-04-21 20:46 ` Frederic Weisbecker
2010-04-21 21:31 ` Don Zickus
2010-04-21 21:46 ` Frederic Weisbecker
2010-04-22 13:20 ` Don Zickus
2010-04-22 18:53 ` Frederic Weisbecker
2010-04-20 15:24 ` [PATCH 3/6] [watchdog] remove old softlockup code Don Zickus
2010-04-20 15:24 ` [PATCH 4/6] [watchdog] remove nmi_watchdog.c file Don Zickus
2010-04-20 15:24 ` [PATCH 5/6] [x86] watchdog: move trigger_all_cpu_backtrace to its own die_notifier Don Zickus
2010-04-21 21:00 ` Frederic Weisbecker
2010-04-21 21:10 ` Don Zickus
2010-04-21 21:34 ` Frederic Weisbecker
2010-04-20 15:24 ` [PATCH 6/6] [x86] watchdog: cleanup hw_nmi.c cruft Don Zickus
2010-04-20 16:16 ` [PATCH 7/6] [watchdog] resolve softlockup.c conflicts Don Zickus
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