From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55403) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a0sPJ-0001oG-6V for qemu-devel@nongnu.org; Mon, 23 Nov 2015 09:47:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1a0sPF-0002Ce-Tv for qemu-devel@nongnu.org; Mon, 23 Nov 2015 09:47:53 -0500 Received: from mx1.redhat.com ([209.132.183.28]:41619) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1a0sPF-0002CS-OQ for qemu-devel@nongnu.org; Mon, 23 Nov 2015 09:47:49 -0500 References: <1448060471-14128-1-git-send-email-bp@alien8.de> <564FA8A7.3000500@suse.de> <20151121010925.GB3994@pd.tnic> <20151123132237.GM23717@thinpad.lan.raisama.net> From: Paolo Bonzini Message-ID: <56532710.8030607@redhat.com> Date: Mon, 23 Nov 2015 15:47:44 +0100 MIME-Version: 1.0 In-Reply-To: <20151123132237.GM23717@thinpad.lan.raisama.net> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH] target-i386: Do not set MCG_SER_P by default List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Eduardo Habkost , Borislav Petkov Cc: KVM , Marcelo Tosatti , qemu-devel , Huang Ying , =?UTF-8?Q?Andreas_F=c3=a4rber?= , Richard Henderson On 23/11/2015 14:22, Eduardo Habkost wrote: > > Software Error Recovery, i.e. SER, is purely an Intel feature and it > > shouldn't be set by default. Enable it only on Intel. > > What happens when SER is enabled on an AMD CPU? If it really > should't be enabled, why is KVM returning it on > KVM_X86_GET_MCE_CAP_SUPPORTED? Indeed... is it a problem if our frankenstein AMD CPU can recover from memory errors? Paolo