Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-12-13 Thread Alexandru Stefan ISAILA
On 03.12.2019 10:14, Jan Beulich wrote: > On 02.12.2019 15:40, Alexandru Stefan ISAILA wrote: >> On 29.11.2019 13:31, Jan Beulich wrote: >>> On 21.11.2019 16:02, Alexandru Stefan ISAILA wrote: @@ -4711,6 +4712,18 @@ static int do_altp2m_op( } break;

Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-12-13 Thread Alexandru Stefan ISAILA
On 03.12.2019 10:14, Jan Beulich wrote: > On 02.12.2019 15:40, Alexandru Stefan ISAILA wrote: >> On 29.11.2019 13:31, Jan Beulich wrote: >>> On 21.11.2019 16:02, Alexandru Stefan ISAILA wrote: @@ -4711,6 +4712,18 @@ static int do_altp2m_op( } break;

Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-12-12 Thread Alexandru Stefan ISAILA
On 12.12.2019 13:26, George Dunlap wrote: > On 12/12/19 9:37 AM, Alexandru Stefan ISAILA wrote: >> >> >> On 06.12.2019 17:29, George Dunlap wrote: >>> On 11/21/19 3:02 PM, Alexandru Stefan ISAILA wrote: By default the sve bits are not set. This patch adds a new hypercall,

Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-12-12 Thread George Dunlap
On 12/12/19 9:37 AM, Alexandru Stefan ISAILA wrote: > > > On 06.12.2019 17:29, George Dunlap wrote: >> On 11/21/19 3:02 PM, Alexandru Stefan ISAILA wrote: >>> By default the sve bits are not set. >>> This patch adds a new hypercall, xc_altp2m_set_supress_ve_multi(), >>> to set a range of sve

Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-12-12 Thread Alexandru Stefan ISAILA
On 06.12.2019 17:29, George Dunlap wrote: > On 11/21/19 3:02 PM, Alexandru Stefan ISAILA wrote: >> By default the sve bits are not set. >> This patch adds a new hypercall, xc_altp2m_set_supress_ve_multi(), >> to set a range of sve bits. >> The core function, p2m_set_suppress_ve_multi(), does not

Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-12-06 Thread George Dunlap
On 11/21/19 3:02 PM, Alexandru Stefan ISAILA wrote: > By default the sve bits are not set. > This patch adds a new hypercall, xc_altp2m_set_supress_ve_multi(), > to set a range of sve bits. > The core function, p2m_set_suppress_ve_multi(), does not brake in case > of a error and it is doing a best

Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-12-03 Thread Jan Beulich
On 02.12.2019 15:40, Alexandru Stefan ISAILA wrote: > On 29.11.2019 13:31, Jan Beulich wrote: >> On 21.11.2019 16:02, Alexandru Stefan ISAILA wrote: >>> @@ -4711,6 +4712,18 @@ static int do_altp2m_op( >>> } >>> break; >>> >>> +case HVMOP_altp2m_set_suppress_ve_multi: >>>

Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-12-02 Thread Alexandru Stefan ISAILA
On 29.11.2019 13:31, Jan Beulich wrote: > On 21.11.2019 16:02, Alexandru Stefan ISAILA wrote: >> Changes since V2: >> - Add a new structure "xen_hvm_altp2m_suppress_ve_multi" >> - Copy the gfn of the first error to the caller >> - Revert xen_hvm_altp2m_suppress_ve >> - Add a

Re: [Xen-devel] [PATCH V3 1/2] x86/altp2m: Add hypercall to set a range of sve bits

2019-11-29 Thread Jan Beulich
On 21.11.2019 16:02, Alexandru Stefan ISAILA wrote: > Changes since V2: > - Add a new structure "xen_hvm_altp2m_suppress_ve_multi" > - Copy the gfn of the first error to the caller > - Revert xen_hvm_altp2m_suppress_ve > - Add a mechanism to save the first error. And I