From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753511Ab3BUKeZ (ORCPT ); Thu, 21 Feb 2013 05:34:25 -0500 Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:35793 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752724Ab3BUKeG (ORCPT ); Thu, 21 Feb 2013 05:34:06 -0500 Date: Thu, 21 Feb 2013 10:33:43 +0000 From: Will Deacon To: =?iso-8859-1?Q?Andr=E9?= Hentschel Cc: Matthieu CASTET , "linux-arch@vger.kernel.org" , Greg KH , Russell King - ARM Linux , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" Subject: Re: [PATCH] arm: Preserve TPIDRURW on context switch Message-ID: <20130221103342.GA20566@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> <20130212140950.GC4123@mudshark.cambridge.arm.com> <511A5995.5000607@parrot.com> <5125254D.7040401@dawncrow.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <5125254D.7040401@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 Wed, Feb 20, 2013 at 07:34:37PM +0000, André Hentschel wrote: > Am 12.02.2013 16:02, schrieb Matthieu CASTET: > > The tls value is never saved to : thread->tp_value[1]. > > > > Also I don't know if you can avoid the extra ldr in the software case. > > seems like Matthieu is right, any update on this? Yeah, I'll get round to this after the merge window and send a v2. I have a nice long flight to Hong Kong on the horizon, which may well drive me to writing patches :) Cheers, Will From mboxrd@z Thu Jan 1 00:00:00 1970 From: Will Deacon Subject: Re: [PATCH] arm: Preserve TPIDRURW on context switch Date: Thu, 21 Feb 2013 10:33:43 +0000 Message-ID: <20130221103342.GA20566@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> <20130212140950.GC4123@mudshark.cambridge.arm.com> <511A5995.5000607@parrot.com> <5125254D.7040401@dawncrow.de> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: <5125254D.7040401@dawncrow.de> Sender: linux-kernel-owner@vger.kernel.org To: =?iso-8859-1?Q?Andr=E9?= Hentschel Cc: Matthieu CASTET , "linux-arch@vger.kernel.org" , Greg KH , Russell King - ARM Linux , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" List-Id: linux-arch.vger.kernel.org Hi Andre, On Wed, Feb 20, 2013 at 07:34:37PM +0000, Andr=E9 Hentschel wrote: > Am 12.02.2013 16:02, schrieb Matthieu CASTET: > > The tls value is never saved to : thread->tp_value[1]. > >=20 > > Also I don't know if you can avoid the extra ldr in the software ca= se. > > seems like Matthieu is right, any update on this? Yeah, I'll get round to this after the merge window and send a v2. I have a nice long flight to Hong Kong on the horizon, which may well d= rive me to writing patches :) Cheers, Will From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Thu, 21 Feb 2013 10:33:43 +0000 Subject: [PATCH] arm: Preserve TPIDRURW on context switch In-Reply-To: <5125254D.7040401@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> <20130212140950.GC4123@mudshark.cambridge.arm.com> <511A5995.5000607@parrot.com> <5125254D.7040401@dawncrow.de> Message-ID: <20130221103342.GA20566@mudshark.cambridge.arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Andre, On Wed, Feb 20, 2013 at 07:34:37PM +0000, Andr? Hentschel wrote: > Am 12.02.2013 16:02, schrieb Matthieu CASTET: > > The tls value is never saved to : thread->tp_value[1]. > > > > Also I don't know if you can avoid the extra ldr in the software case. > > seems like Matthieu is right, any update on this? Yeah, I'll get round to this after the merge window and send a v2. I have a nice long flight to Hong Kong on the horizon, which may well drive me to writing patches :) Cheers, Will