From: Andi Kleen <ak@suse.de>
To: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Cc: Andrew Morton <akpm@osdl.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] i386/x86-64 Add nmi watchdog support for new Intel CPUs
Date: Mon, 15 May 2006 09:22:25 +0200 [thread overview]
Message-ID: <200605150922.25511.ak@suse.de> (raw)
In-Reply-To: <20060514185023.A16695@unix-os.sc.intel.com>
On Monday 15 May 2006 03:50, Venkatesh Pallipadi wrote:
>
> Intel now has support for Architectural Performance Monitoring Counters
> ( Refer to IA-32 Intel Architecture Software Developer's Manual
> http://www.intel.com/design/pentium4/manuals/253669.htm ). This
> feature is present starting from Intel Core Duo and Intel Core Solo processors.
Nice!
> What this means is, the performance monitoring counters and some performance
> monitoring events are now defined in an architectural way (using cpuid).
> And there will be no need to check for family/model etc for these architectural
> events.
>
> Below is the patch to use this performance counters in nmi watchdog driver.
> Patch handles both i386 and x86-64 kernels.
Can you regenerate it against the latest firstfloor tree please?
With Don's x86-64 NMI changes there are a zillion rejects.
-Andi
next prev parent reply other threads:[~2006-05-15 7:22 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-15 1:50 [PATCH] i386/x86-64 Add nmi watchdog support for new Intel CPUs Venkatesh Pallipadi
2006-05-15 2:11 ` Andrew Morton
2006-05-15 3:03 ` Venkatesh Pallipadi
2006-05-15 7:22 ` Andi Kleen [this message]
2006-05-25 22:54 ` Venkatesh Pallipadi
2006-05-26 7:34 ` Andi Kleen
2006-06-23 12:35 ` Andi Kleen
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