Re: [Xen-devel] [PATCH 1/4] x86/hvm: allow guest to use clflushopt and clwb

2015-12-30 Thread Andrew Cooper
On 30/12/2015 02:16, Haozhong Zhang wrote: On 12/30/15 09:35, Haozhong Zhang wrote: On 12/29/15 15:46, Andrew Cooper wrote: On 29/12/2015 11:31, Haozhong Zhang wrote: Pass CPU features CLFLUSHOPT and CLWB into HVM domain so that those two instructions can be used by guest. The specification o

Re: [Xen-devel] [PATCH 1/4] x86/hvm: allow guest to use clflushopt and clwb

2015-12-29 Thread Haozhong Zhang
On 12/30/15 09:35, Haozhong Zhang wrote: > On 12/29/15 15:46, Andrew Cooper wrote: > > On 29/12/2015 11:31, Haozhong Zhang wrote: > > >Pass CPU features CLFLUSHOPT and CLWB into HVM domain so that those two > > >instructions can be used by guest. > > > > > >The specification of above two instructio

Re: [Xen-devel] [PATCH 1/4] x86/hvm: allow guest to use clflushopt and clwb

2015-12-29 Thread Haozhong Zhang
On 12/29/15 15:46, Andrew Cooper wrote: > On 29/12/2015 11:31, Haozhong Zhang wrote: > >Pass CPU features CLFLUSHOPT and CLWB into HVM domain so that those two > >instructions can be used by guest. > > > >The specification of above two instructions can be found in > >https://software.intel.com/site

Re: [Xen-devel] [PATCH 1/4] x86/hvm: allow guest to use clflushopt and clwb

2015-12-29 Thread Andrew Cooper
On 29/12/2015 11:31, Haozhong Zhang wrote: Pass CPU features CLFLUSHOPT and CLWB into HVM domain so that those two instructions can be used by guest. The specification of above two instructions can be found in https://software.intel.com/sites/default/files/managed/0d/53/319433-022.pdf Signed-of

[Xen-devel] [PATCH 1/4] x86/hvm: allow guest to use clflushopt and clwb

2015-12-29 Thread Haozhong Zhang
Pass CPU features CLFLUSHOPT and CLWB into HVM domain so that those two instructions can be used by guest. The specification of above two instructions can be found in https://software.intel.com/sites/default/files/managed/0d/53/319433-022.pdf Signed-off-by: Haozhong Zhang --- tools/libxc/xc_cpu