From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755131Ab0CCQtK (ORCPT ); Wed, 3 Mar 2010 11:49:10 -0500 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:33240 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754830Ab0CCQtG (ORCPT ); Wed, 3 Mar 2010 11:49:06 -0500 Date: Wed, 03 Mar 2010 08:49:25 -0800 (PST) Message-Id: <20100303.084925.120000853.davem@davemloft.net> To: a.p.zijlstra@chello.nl Cc: mingo@elte.hu, linux-kernel@vger.kernel.org, paulus@samba.org, eranian@google.com, robert.richter@amd.com, fweisbec@gmail.com, jamie.iles@picochip.com, jpihet@mvista.com, stable@kernel.org Subject: Re: [RFC][PATCH 05/11] perf: Generic perf_sample_data initialization From: David Miller In-Reply-To: <20100303164306.222595079@chello.nl> References: <20100303163936.906011640@chello.nl> <20100303164306.222595079@chello.nl> X-Mailer: Mew version 6.3 on Emacs 23.1 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Peter Zijlstra Date: Wed, 03 Mar 2010 17:39:41 +0100 > This makes it easier to extend perf_sample_data and fixes a bug on > arm and sparc, which failed to set ->raw to NULL, which can cause > crashes when combined with PERF_SAMPLE_RAW. > > It also optimizes PowerPC and tracepoint, because the struct > initialization is forced to zero out the whole structure. > > CC: Jamie Iles > CC: Jean Pihet > CC: Paul Mackerras > CC: Ingo Molnar > CC: David S. Miller > CC: Stephane Eranian > CC: Frederic Weisbecker > CC: stable@kernel.org > Signed-off-by: Peter Zijlstra Acked-by: David S. Miller