Re: [Xen-devel] [PATCH] x86/cpuid: Fix booting on AMD Phenom 6-core platform

2017-03-03 Thread Sander Eikelenboom
On 03/03/17 11:48, Andrew Cooper wrote: > On 03/03/17 10:47, Sander Eikelenboom wrote: >> On 03/03/17 11:40, Andrew Cooper wrote: >>> On 02/03/17 20:02, Andrew Cooper wrote: c/s 5cecf60f4 "x86/cpuid: Handle leaf 0x1 in guest_cpuid()" causes Linux 4.10 to crash during boot.

Re: [Xen-devel] [PATCH] x86/cpuid: Fix booting on AMD Phenom 6-core platform

2017-03-03 Thread Andrew Cooper
On 03/03/17 10:47, Sander Eikelenboom wrote: > On 03/03/17 11:40, Andrew Cooper wrote: >> On 02/03/17 20:02, Andrew Cooper wrote: >>> c/s 5cecf60f4 "x86/cpuid: Handle leaf 0x1 in guest_cpuid()" causes Linux >>> 4.10 >>> to crash during boot. >>> >>> It turns out to be because of the reported apic_

Re: [Xen-devel] [PATCH] x86/cpuid: Fix booting on AMD Phenom 6-core platform

2017-03-03 Thread Sander Eikelenboom
On 03/03/17 11:40, Andrew Cooper wrote: > On 02/03/17 20:02, Andrew Cooper wrote: >> c/s 5cecf60f4 "x86/cpuid: Handle leaf 0x1 in guest_cpuid()" causes Linux 4.10 >> to crash during boot. >> >> It turns out to be because of the reported apic_id, which was altered to be >> more consistent across gue

Re: [Xen-devel] [PATCH] x86/cpuid: Fix booting on AMD Phenom 6-core platform

2017-03-03 Thread Andrew Cooper
On 02/03/17 20:02, Andrew Cooper wrote: > c/s 5cecf60f4 "x86/cpuid: Handle leaf 0x1 in guest_cpuid()" causes Linux 4.10 > to crash during boot. > > It turns out to be because of the reported apic_id, which was altered to be > more consistent across guests. Revert back to the previous behaviour, by

Re: [Xen-devel] [PATCH] x86/cpuid: Fix booting on AMD Phenom 6-core platform

2017-03-03 Thread Jan Beulich
>>> On 02.03.17 at 21:02, wrote: > c/s 5cecf60f4 "x86/cpuid: Handle leaf 0x1 in guest_cpuid()" causes Linux 4.10 > to crash during boot. > > It turns out to be because of the reported apic_id, which was altered to be > more consistent across guests. Revert back to the previous behaviour, by > li

[Xen-devel] [PATCH] x86/cpuid: Fix booting on AMD Phenom 6-core platform

2017-03-02 Thread Andrew Cooper
c/s 5cecf60f4 "x86/cpuid: Handle leaf 0x1 in guest_cpuid()" causes Linux 4.10 to crash during boot. It turns out to be because of the reported apic_id, which was altered to be more consistent across guests. Revert back to the previous behaviour, by limiting the apic_id adjustment to HVM guests on