From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754070Ab2HOOfl (ORCPT ); Wed, 15 Aug 2012 10:35:41 -0400 Received: from moutng.kundenserver.de ([212.227.126.171]:56410 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751302Ab2HOOfk (ORCPT ); Wed, 15 Aug 2012 10:35:40 -0400 From: Arnd Bergmann To: Catalin Marinas Subject: Re: [PATCH v2 22/31] arm64: Floating point and SIMD Date: Wed, 15 Aug 2012 14:35:30 +0000 User-Agent: KMail/1.12.2 (Linux/3.5.0; KDE/4.3.2; x86_64; ; ) Cc: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Will Deacon References: <1344966752-16102-1-git-send-email-catalin.marinas@arm.com> <1344966752-16102-23-git-send-email-catalin.marinas@arm.com> In-Reply-To: <1344966752-16102-23-git-send-email-catalin.marinas@arm.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="windows-1252" Content-Transfer-Encoding: 7bit Message-Id: <201208151435.30646.arnd@arndb.de> X-Provags-ID: V02:K0:Bx+T6179VCHoSE2on2xr3ztzOi2515gn3k7zBBNwYaZ mjB7c0BgmnVHURS/U/h5eSHeWDx4zeNH3PczkPCERG81Myrp2z rjJyHmKPIEw25pg1gff+qncJeeAToorlbSaf2AB7W3054Xax4I JkIlLeYXkeiqwqBqERykJU766S+aWfmpQ7DyaGHgSa9FYS7uhh 6wgGaU+l0jDU7tKr3IwqEr1DE60sEwgrCiZedIvjFYKrrte0jq ntK044KK7sch1Evpy4lns/1QlH6dCx6HaBk2ASiUR5W2G7/uTH Cntgkia8z2KyWmg2IqlQTmsAZX9qFlCfMW/H5dXaUOu/vo1orI 72B0Xc6Mug0k+7eYKX3U= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday 14 August 2012, Catalin Marinas wrote: > This patch adds support for FP/ASIMD register bank saving and restoring > during context switch and FP exception handling to generate SIGFPE. > There are 32 128-bit registers and the context switching is currently > done non-lazily. Benchmarks on real hardware are required before > implementing lazy FP state saving/restoring. > > Signed-off-by: Will Deacon > Signed-off-by: Catalin Marinas Acked-by: Arnd Bergmann