linux-kernel - Re: [patch 06/24] perfmon: generic x86 definitions (x86)

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Message-ID: <alpine.LFD.2.00.0811261440330.3325@localhost.localdomain>
Date:	Wed, 26 Nov 2008 14:41:40 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	eranian@...glemail.com
cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	mingo@...e.hu, x86@...nel.org, andi@...stfloor.org,
	eranian@...il.com, sfr@...b.auug.org.au
Subject: Re: [patch 06/24] perfmon: generic x86 definitions (x86)

On Wed, 26 Nov 2008, eranian@...glemail.com wrote:

> This patch adds definitions for the perfmon interrupt vector
> and thread info flags. It is common to i386 and x86_64 code.

> +#define TIF_PERFMON_WORK	9	/* work for pfm_handle_work() */

I can see the requirement for an apic vector, but why do you need a
TIF flag ?

Thanks,

	tglx

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