linux-kernel - Re: [PATCH] perf/x86: check ucode before disabling PEBS on SandyBridge

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Message-ID: <4FD7A624.3050800@zytor.com>
Date:	Tue, 12 Jun 2012 13:27:16 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Borislav Petkov <bp@...64.org>,
	Stephane Eranian <eranian@...gle.com>,
	linux-kernel@...r.kernel.org, andi@...stfloor.org, mingo@...e.hu,
	ming.m.lin@...el.com, "Yu, Fenghua" <fenghua.yu@...el.com>
Subject: Re: [PATCH] perf/x86: check ucode before disabling PEBS on SandyBridge

On 06/12/2012 12:33 PM, Peter Zijlstra wrote:
> On Tue, 2012-06-12 at 21:07 +0200, Borislav Petkov wrote:
>> Nice, this is the initrd cpio thing, cool, no changes needed for the
>> bootloader. Ping me when you have something ready so that I can start
>> testing it here too. 
> 
> What do people like me do that don't use initrd like nonsense?
> 

There is no requirement that you use an initramfs userspace.  This is
just data loaded via the initramfs protocol rather than inventing a new one.

	-hpa


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