From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1anCGY-0007Bq-Rx for user-mode-linux-devel@lists.sourceforge.net; Mon, 04 Apr 2016 21:42:34 +0000 Received: from a.ns.miles-group.at ([95.130.255.143] helo=radon.swed.at) by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1anCGX-00036d-E9 for user-mode-linux-devel@lists.sourceforge.net; Mon, 04 Apr 2016 21:42:34 +0000 References: <1458406721-7478-1-git-send-email-elicooper@gmx.com> From: Richard Weinberger Message-ID: <5702DFC0.4070307@nod.at> Date: Mon, 4 Apr 2016 23:42:24 +0200 MIME-Version: 1.0 In-Reply-To: <1458406721-7478-1-git-send-email-elicooper@gmx.com> Subject: Re: [uml-devel] [PATCH v3 0/3] um: fix and extend FPU support List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net To: Eli Cooper , user-mode-linux-devel@lists.sourceforge.net Cc: Jeff Dike Am 19.03.2016 um 17:58 schrieb Eli Cooper: > This series first fixes a bug that results in corrupted FPU state after > invoking signal handlers. It also adds support for the extended processor > state (XSTATE) for x86_64 UML, especially the YMM registers used by AVX(2) > instructions. > > Tested with a minimal multi-threaded FPU-intensive test program (see below). > This series supersedes the previous sigreturn fix as that one is incorrect > when the process is multi-threaded. > > Changes since v2: > - Add an improved sigreturn fix to this series > - Merge the ptrace changes into the last commit > - Make the selftest program multi-threaded > > Changes since v1: > - Refactor functions with oversized stack frame > - Add a tiny selftest program to the cover letter > > Eli Cooper (3): > um: fix FPU state preservation around signal handlers > um: extend fpstate to _xstate to support YMM registers > um: add extended processor state save/restore support Sorry for my late response. I'll put this now into -next and give it some testing. Thanks a lot for fixing! //richard ------------------------------------------------------------------------------ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel