From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-Id: <20081001160425.577543958@polymtl.ca> References: <20081001160324.889716972@polymtl.ca> Date: Wed, 01 Oct 2008 12:03:29 -0400 From: Mathieu Desnoyers To: Ingo Molnar , linux-kernel@vger.kernel.org Subject: [patch 5/5] sputrace : use marker_synchronize_unregister() Cc: Christoph Hellwig , linuxppc-dev@ozlabs.org, Mathieu Desnoyers , Jeremy Kerr List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , We need a marker_synchronize_unregister() before the end of exit() to make sure every probe callers have exited the non preemptible section and thus are not executing the probe code anymore. Signed-off-by: Mathieu Desnoyers CC: Ingo Molnar CC: Jeremy Kerr CC: linuxppc-dev@ozlabs.org CC: Christoph Hellwig --- arch/powerpc/platforms/cell/spufs/sputrace.c | 1 + 1 file changed, 1 insertion(+) Index: linux-2.6-lttng/arch/powerpc/platforms/cell/spufs/sputrace.c =================================================================== --- linux-2.6-lttng.orig/arch/powerpc/platforms/cell/spufs/sputrace.c 2008-07-31 09:34:58.000000000 -0400 +++ linux-2.6-lttng/arch/powerpc/platforms/cell/spufs/sputrace.c 2008-07-31 09:35:15.000000000 -0400 @@ -233,6 +233,7 @@ static void __exit sputrace_exit(void) remove_proc_entry("sputrace", NULL); kfree(sputrace_log); + marker_synchronize_unregister(); } module_init(sputrace_init); -- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754207AbYJAQLx (ORCPT ); Wed, 1 Oct 2008 12:11:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754015AbYJAQLd (ORCPT ); Wed, 1 Oct 2008 12:11:33 -0400 Received: from smtp.polymtl.ca ([132.207.4.11]:37924 "EHLO smtp.polymtl.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753991AbYJAQLc (ORCPT ); Wed, 1 Oct 2008 12:11:32 -0400 Message-Id: <20081001160425.577543958@polymtl.ca> References: <20081001160324.889716972@polymtl.ca> User-Agent: quilt/0.46-1 Date: Wed, 01 Oct 2008 12:03:29 -0400 From: Mathieu Desnoyers To: Ingo Molnar , linux-kernel@vger.kernel.org Cc: Mathieu Desnoyers , Jeremy Kerr , linuxppc-dev@ozlabs.org, Christoph Hellwig Subject: [patch 5/5] sputrace : use marker_synchronize_unregister() Content-Disposition: inline; filename=sputrace-use-marker-synchronize-unregister.patch X-Poly-FromMTA: (test.casi.polymtl.ca [132.207.72.60]) at Wed, 1 Oct 2008 16:10:57 +0000 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We need a marker_synchronize_unregister() before the end of exit() to make sure every probe callers have exited the non preemptible section and thus are not executing the probe code anymore. Signed-off-by: Mathieu Desnoyers CC: Ingo Molnar CC: Jeremy Kerr CC: linuxppc-dev@ozlabs.org CC: Christoph Hellwig --- arch/powerpc/platforms/cell/spufs/sputrace.c | 1 + 1 file changed, 1 insertion(+) Index: linux-2.6-lttng/arch/powerpc/platforms/cell/spufs/sputrace.c =================================================================== --- linux-2.6-lttng.orig/arch/powerpc/platforms/cell/spufs/sputrace.c 2008-07-31 09:34:58.000000000 -0400 +++ linux-2.6-lttng/arch/powerpc/platforms/cell/spufs/sputrace.c 2008-07-31 09:35:15.000000000 -0400 @@ -233,6 +233,7 @@ static void __exit sputrace_exit(void) remove_proc_entry("sputrace", NULL); kfree(sputrace_log); + marker_synchronize_unregister(); } module_init(sputrace_init); -- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68