Re: [Qemu-devel] [PATCH] x86: Fix Opteron xlevels

2015-04-22 Thread Eduardo Habkost
On Wed, Apr 22, 2015 at 04:59:49PM +0200, Alexander Graf wrote: > On 04/22/2015 04:23 PM, Eduardo Habkost wrote: > >On Tue, Apr 21, 2015 at 04:15:14PM +0200, Alexander Graf wrote: > >>On 04/21/2015 04:16 PM, Eduardo Habkost wrote: > >>>On Tue, Apr 21, 2015 at 04:04:21PM +0200, Alexander Graf wrote:

Re: [Qemu-devel] [PATCH] x86: Fix Opteron xlevels

2015-04-22 Thread Alexander Graf
On 04/22/2015 04:23 PM, Eduardo Habkost wrote: On Tue, Apr 21, 2015 at 04:15:14PM +0200, Alexander Graf wrote: On 04/21/2015 04:16 PM, Eduardo Habkost wrote: On Tue, Apr 21, 2015 at 04:04:21PM +0200, Alexander Graf wrote: The AMD Opteron family has different xlevel levels depending on the gene

Re: [Qemu-devel] [PATCH] x86: Fix Opteron xlevels

2015-04-22 Thread Eduardo Habkost
On Tue, Apr 21, 2015 at 04:15:14PM +0200, Alexander Graf wrote: > On 04/21/2015 04:16 PM, Eduardo Habkost wrote: > >On Tue, Apr 21, 2015 at 04:04:21PM +0200, Alexander Graf wrote: > >>The AMD Opteron family has different xlevel levels depending on the > >>generation. I looked up Gen1, Gen2 and Gen3

Re: [Qemu-devel] [PATCH] x86: Fix Opteron xlevels

2015-04-21 Thread Alexander Graf
On 04/21/2015 04:16 PM, Eduardo Habkost wrote: On Tue, Apr 21, 2015 at 04:04:21PM +0200, Alexander Graf wrote: The AMD Opteron family has different xlevel levels depending on the generation. I looked up Gen1, Gen2 and Gen3 hardware and adapted the levels according to real silicon. The reason th

Re: [Qemu-devel] [PATCH] x86: Fix Opteron xlevels

2015-04-21 Thread Eduardo Habkost
On Tue, Apr 21, 2015 at 04:04:21PM +0200, Alexander Graf wrote: > The AMD Opteron family has different xlevel levels depending on the > generation. I looked up Gen1, Gen2 and Gen3 hardware and adapted the > levels according to real silicon. > > The reason this came up is that there is a sanity che

[Qemu-devel] [PATCH] x86: Fix Opteron xlevels

2015-04-21 Thread Alexander Graf
The AMD Opteron family has different xlevel levels depending on the generation. I looked up Gen1, Gen2 and Gen3 hardware and adapted the levels according to real silicon. The reason this came up is that there is a sanity check in KVM making sure that SVM is only used when xlevel is high enough. Us