From: Randy Dunlap <rdunlap@xenotime.net>
To: "Fernando Luis Vázquez Cao" <fernando@oss.ntt.co.jp>
Cc: Ingo Molnar <mingo@redhat.com>,
dzickus@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] watchdog: update documentation
Date: Wed, 08 Feb 2012 10:34:07 -0800 [thread overview]
Message-ID: <4F32C01F.1020800@xenotime.net> (raw)
In-Reply-To: <4F323B21.7080003@oss.ntt.co.jp>
On 02/08/2012 01:06 AM, Fernando Luis Vázquez Cao wrote:
> The soft and hard lockup detectors are now built on top of the hrtimer
> and perf subsystems. Update the documentation accordingly.
Correction:
+The period of the hrtimer is 2*watchdog_thresh/5, which means it has
+two or three chances two generate an interrupt before the hardware
to
+detector kicks in.
--
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***
next prev parent reply other threads:[~2012-02-08 18:34 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-08 9:06 [PATCH] watchdog: update documentation Fernando Luis Vázquez Cao
2012-02-08 18:34 ` Randy Dunlap [this message]
2012-02-08 18:43 ` Don Zickus
2012-02-09 1:01 ` Fernando Luis Vázquez Cao
2012-02-09 1:42 ` [PATCH] watchdog: update Kconfig entries Fernando Luis Vázquez Cao
2012-02-09 3:04 ` [PATCH] watchdog: fix code/comments mismatches Fernando Luis Vázquez Cao
2012-02-09 7:43 ` [PATCH] watchdog: update documentation Ingo Molnar
2012-02-09 14:53 ` Don Zickus
2012-02-09 15:58 ` Randy Dunlap
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