Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-20 Thread Konrad Rzeszutek Wilk
On Fri, Mar 16, 2018 at 10:00:54AM -0700, Maran Wilson wrote: > On 3/16/2018 4:11 AM, Roger Pau Monné wrote: > > On Thu, Mar 15, 2018 at 02:33:09PM -0700, Maran Wilson wrote: > > > The start info structure that is defined as part of the x86/HVM direct > > > boot > > > ABI and used for starting

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Roger Pau Monné
On Fri, Mar 16, 2018 at 10:00:54AM -0700, Maran Wilson wrote: > On 3/16/2018 4:11 AM, Roger Pau Monné wrote: > > On Thu, Mar 15, 2018 at 02:33:09PM -0700, Maran Wilson wrote: > > >* 8 ++ > > >*| flags | SIF_xxx flags. > > >* 12 ++ > > > @@

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Maran Wilson
On 3/16/2018 4:11 AM, Roger Pau Monné wrote: On Thu, Mar 15, 2018 at 02:33:09PM -0700, Maran Wilson wrote: The start info structure that is defined as part of the x86/HVM direct boot ABI and used for starting Xen PVH guests would be more versatile if it also included a way to pass information

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Jan Beulich
>>> On 16.03.18 at 13:05, wrote: > I'd regard an address of zero and count > 0 as invalid. Indeed. Jan ___ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Juergen Gross
On 16/03/18 12:48, Jan Beulich wrote: On 16.03.18 at 12:37, wrote: >> On Fri, Mar 16, 2018 at 05:29:27AM -0600, Jan Beulich wrote: >> On 16.03.18 at 12:11, wrote: On Thu, Mar 15, 2018 at 02:33:09PM -0700, Maran Wilson wrote: > @@

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Roger Pau Monné
On Fri, Mar 16, 2018 at 05:48:09AM -0600, Jan Beulich wrote: > >>> On 16.03.18 at 12:37, wrote: > > On Fri, Mar 16, 2018 at 05:29:27AM -0600, Jan Beulich wrote: > >> >>> On 16.03.18 at 12:11, wrote: > >> > On Thu, Mar 15, 2018 at 02:33:09PM -0700,

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Jan Beulich
>>> On 16.03.18 at 12:37, wrote: > On Fri, Mar 16, 2018 at 05:29:27AM -0600, Jan Beulich wrote: >> >>> On 16.03.18 at 12:11, wrote: >> > On Thu, Mar 15, 2018 at 02:33:09PM -0700, Maran Wilson wrote: >> >> @@ -48,6 +49,15 @@ >> >> * 32

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Roger Pau Monné
On Fri, Mar 16, 2018 at 05:29:27AM -0600, Jan Beulich wrote: > >>> On 16.03.18 at 12:11, wrote: > > On Thu, Mar 15, 2018 at 02:33:09PM -0700, Maran Wilson wrote: > >> @@ -48,6 +49,15 @@ > >> * 32 ++ > >> *| rsdp_paddr | Physical address of the

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Jan Beulich
>>> On 16.03.18 at 12:11, wrote: > On Thu, Mar 15, 2018 at 02:33:09PM -0700, Maran Wilson wrote: >> @@ -48,6 +49,15 @@ >> * 32 ++ >> *| rsdp_paddr | Physical address of the RSDP ACPI data structure. >> * 40 ++ >> + *|

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Roger Pau Monné
On Thu, Mar 15, 2018 at 02:33:09PM -0700, Maran Wilson wrote: > The start info structure that is defined as part of the x86/HVM direct boot > ABI and used for starting Xen PVH guests would be more versatile if it also > included a way to pass information about the memory map to the guest. This >

Re: [Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-16 Thread Jan Beulich
>>> On 15.03.18 at 22:33, wrote: > The start info structure that is defined as part of the x86/HVM direct boot > ABI and used for starting Xen PVH guests would be more versatile if it also > included a way to pass information about the memory map to the guest. This >

[Xen-devel] [PATCH v3 1/4] x86/PVHv2: Add memory map pointer to hvm_start_info struct

2018-03-15 Thread Maran Wilson
The start info structure that is defined as part of the x86/HVM direct boot ABI and used for starting Xen PVH guests would be more versatile if it also included a way to pass information about the memory map to the guest. This would allow KVM guests to share the same entry point. Signed-off-by: