From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH v2 22/31] arm64: Floating point and SIMD Date: Wed, 15 Aug 2012 14:35:30 +0000 Message-ID: <201208151435.30646.arnd@arndb.de> References: <1344966752-16102-1-git-send-email-catalin.marinas@arm.com> <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 Return-path: 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 In-Reply-To: <1344966752-16102-23-git-send-email-catalin.marinas@arm.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Catalin Marinas Cc: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Will Deacon 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 From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Wed, 15 Aug 2012 14:35:30 +0000 Subject: [PATCH v2 22/31] arm64: Floating point and SIMD In-Reply-To: <1344966752-16102-23-git-send-email-catalin.marinas@arm.com> References: <1344966752-16102-1-git-send-email-catalin.marinas@arm.com> <1344966752-16102-23-git-send-email-catalin.marinas@arm.com> Message-ID: <201208151435.30646.arnd@arndb.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.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