From mboxrd@z Thu Jan 1 00:00:00 1970 From: Aurelien Jarno Date: Wed, 10 Jun 2015 09:33:14 +0000 Subject: Re: Linux Sparc FPU register corruption Message-Id: <20150610093314.GA10750@aurel32.net> List-Id: References: <49B61131-8512-493B-BF49-7B2362383CCF@google.com> In-Reply-To: <49B61131-8512-493B-BF49-7B2362383CCF@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: sparclinux@vger.kernel.org On 2015-06-10 02:18, David Miller wrote: > > Disabling multiarch support improves a lot the stability on these > > machines. > > By disabling it you are creating an even worse situation, for the > reasons I've discussed already, plus guess what I test when I'm > doing development? How could it be worse? With the Niagara T1 memcpy routines, the machine is not usable, as the processes crashes regularly with a segmentation fault. With the default sparc v9 memcpy routines, the machine becomes usable. -- Aurelien Jarno GPG: 4096R/1DDD8C9B aurelien@aurel32.net http://www.aurel32.net