Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964816AbWHWKbI (ORCPT ); Wed, 23 Aug 2006 06:31:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964824AbWHWKbH (ORCPT ); Wed, 23 Aug 2006 06:31:07 -0400 Received: from ns1.suse.de ([195.135.220.2]:52179 "EHLO mx1.suse.de") by vger.kernel.org with ESMTP id S964816AbWHWKbG (ORCPT ); Wed, 23 Aug 2006 06:31:06 -0400 To: Stephane Eranian Cc: eranian@hpl.hp.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 6/18] 2.6.17.9 perfmon2 patch for review: sampling format support References: <200608230805.k7N85v1s000408@frankl.hpl.hp.com> From: Andi Kleen Date: 23 Aug 2006 12:31:05 +0200 In-Reply-To: <200608230805.k7N85v1s000408@frankl.hpl.hp.com> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 846 Lines: 16 Stephane Eranian writes: > This files contains the sampling format support. > > Perfmon2 supports an in-kernel sampling buffer for performance > reasons. Yet to ensure maximum flexibility to applications, > the formats is which infmration is recorded into the kernel > buffer is not specified by the interface. Instead it is > delegated to a kernel plug-in modules called sampling formats. This seems quote complicated. Who are the users of different sampling formats? I assume the code would be considerable simpler if you hardcoded the perfmon2 format, right? -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/