From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759875Ab3BLOKL (ORCPT ); Tue, 12 Feb 2013 09:10:11 -0500 Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:56285 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753067Ab3BLOKK (ORCPT ); Tue, 12 Feb 2013 09:10:10 -0500 Date: Tue, 12 Feb 2013 14:09:51 +0000 From: Will Deacon To: =?iso-8859-1?Q?Andr=E9?= Hentschel Cc: Russell King - ARM Linux , "linux-arch@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , Greg KH Subject: Re: [PATCH] arm: Preserve TPIDRURW on context switch Message-ID: <20130212140950.GC4123@mudshark.cambridge.arm.com> References: <5112DC7E.4020108@dawncrow.de> <20130206225150.GL17833@n2100.arm.linux.org.uk> <5112E0C3.1080706@dawncrow.de> <20130208154809.GF3495@mudshark.cambridge.arm.com> <511A4B93.1000700@dawncrow.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <511A4B93.1000700@dawncrow.de> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Andre, On Tue, Feb 12, 2013 at 02:02:59PM +0000, André Hentschel wrote: > Am 08.02.2013 16:48, schrieb Will Deacon: > > On Wed, Feb 06, 2013 at 11:01:23PM +0000, André Hentschel wrote: > >> No, i'm not sure how to improve this. How does the process can continue, can you or someone else fix that and add his Signed-off-by? > > > > How about something like the (completely untested) diff below? > > > > Andre: if this works for you, I'm happy to write a commit message etc. > > Thx for your effort, but it doesn't work, at least not with my 3.4.6 suse kernel. > Be free to have another try, i'll be happy to test it. Well, cheers for testing. Can you be more specific about what goes wrong please? What do you see in TPIDRURW? Will From mboxrd@z Thu Jan 1 00:00:00 1970 From: Will Deacon Subject: Re: [PATCH] arm: Preserve TPIDRURW on context switch Date: Tue, 12 Feb 2013 14:09:51 +0000 Message-ID: <20130212140950.GC4123@mudshark.cambridge.arm.com> References: <5112DC7E.4020108@dawncrow.de> <20130206225150.GL17833@n2100.arm.linux.org.uk> <5112E0C3.1080706@dawncrow.de> <20130208154809.GF3495@mudshark.cambridge.arm.com> <511A4B93.1000700@dawncrow.de> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:56285 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753067Ab3BLOKK (ORCPT ); Tue, 12 Feb 2013 09:10:10 -0500 Content-Disposition: inline In-Reply-To: <511A4B93.1000700@dawncrow.de> Sender: linux-arch-owner@vger.kernel.org List-ID: To: =?iso-8859-1?Q?Andr=E9?= Hentschel Cc: Russell King - ARM Linux , "linux-arch@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , Greg KH Hi Andre, On Tue, Feb 12, 2013 at 02:02:59PM +0000, Andr=E9 Hentschel wrote: > Am 08.02.2013 16:48, schrieb Will Deacon: > > On Wed, Feb 06, 2013 at 11:01:23PM +0000, Andr=E9 Hentschel wrote: > >> No, i'm not sure how to improve this. How does the process can con= tinue, can you or someone else fix that and add his Signed-off-by? > >=20 > > How about something like the (completely untested) diff below? > >=20 > > Andre: if this works for you, I'm happy to write a commit message e= tc. >=20 > Thx for your effort, but it doesn't work, at least not with my 3.4.6 = suse kernel. > Be free to have another try, i'll be happy to test it. Well, cheers for testing. Can you be more specific about what goes wron= g please? What do you see in TPIDRURW? Will From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Tue, 12 Feb 2013 14:09:51 +0000 Subject: [PATCH] arm: Preserve TPIDRURW on context switch In-Reply-To: <511A4B93.1000700@dawncrow.de> References: <5112DC7E.4020108@dawncrow.de> <20130206225150.GL17833@n2100.arm.linux.org.uk> <5112E0C3.1080706@dawncrow.de> <20130208154809.GF3495@mudshark.cambridge.arm.com> <511A4B93.1000700@dawncrow.de> Message-ID: <20130212140950.GC4123@mudshark.cambridge.arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Andre, On Tue, Feb 12, 2013 at 02:02:59PM +0000, Andr? Hentschel wrote: > Am 08.02.2013 16:48, schrieb Will Deacon: > > On Wed, Feb 06, 2013 at 11:01:23PM +0000, Andr? Hentschel wrote: > >> No, i'm not sure how to improve this. How does the process can continue, can you or someone else fix that and add his Signed-off-by? > > > > How about something like the (completely untested) diff below? > > > > Andre: if this works for you, I'm happy to write a commit message etc. > > Thx for your effort, but it doesn't work, at least not with my 3.4.6 suse kernel. > Be free to have another try, i'll be happy to test it. Well, cheers for testing. Can you be more specific about what goes wrong please? What do you see in TPIDRURW? Will