Re: [Qemu-devel] [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug

2014-01-22 Thread Paolo Bonzini
Il 21/01/2014 19:59, Liu, Jinsong ha scritto: From 3155a190ce6ebb213e6c724240f4e6620ba67a9d Mon Sep 17 00:00:00 2001 From: Liu Jinsong Date: Fri, 13 Dec 2013 02:32:03 +0800 Subject: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug EBX of cpuid(0xD, 0) is dynamic per XCR0 features enable/dis

Re: [Qemu-devel] [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug

2014-01-22 Thread H. Peter Anvin
On 01/22/2014 02:21 AM, Paolo Bonzini wrote: > Il 21/01/2014 19:59, Liu, Jinsong ha scritto: >> From 3155a190ce6ebb213e6c724240f4e6620ba67a9d Mon Sep 17 00:00:00 2001 >> From: Liu Jinsong >> Date: Fri, 13 Dec 2013 02:32:03 +0800 >> Subject: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug >> >

Re: [Qemu-devel] [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug

2014-01-22 Thread Paolo Bonzini
Il 21/01/2014 19:59, Liu, Jinsong ha scritto: From 3155a190ce6ebb213e6c724240f4e6620ba67a9d Mon Sep 17 00:00:00 2001 From: Liu Jinsong Date: Fri, 13 Dec 2013 02:32:03 +0800 Subject: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug EBX of cpuid(0xD, 0) is dynamic per XCR0 features enable/dis

[Qemu-devel] [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug

2014-01-21 Thread Liu, Jinsong
>From 3155a190ce6ebb213e6c724240f4e6620ba67a9d Mon Sep 17 00:00:00 2001 From: Liu Jinsong Date: Fri, 13 Dec 2013 02:32:03 +0800 Subject: [PATCH v3 1/4] KVM/X86: Fix xsave cpuid exposing bug EBX of cpuid(0xD, 0) is dynamic per XCR0 features enable/disable. Bit 63 of XCR0 is reserved for future exp