Re: [Xen-devel] [PATCH v1] x86/pvh: disable posted interrupts

[Roger Pau Monnà <roger.pau@xxxxxxxxxx>]

El 22/05/15 a les 12.20, Roger Pau Monne ha escrit:
> Enabling posted interrupts requires the virtual interrupt delivery feature,
> which is disabled for PVH guests, so make sure posted interrupts are also
> disabled or else vmlaunch will fail.
> 
> Signed-off-by: Roger Pau Monnà <roger.pau@xxxxxxxxxx>
> Reported-and-Tested-by: Lars Eggert <lars@xxxxxxxxxx>
> Acked-by: Kevin Tian <kevin.tian@xxxxxxxxx>
> Cc: Jun Nakajima <jun.nakajima@xxxxxxxxx>
> Cc: Eddie Dong <eddie.dong@xxxxxxxxx>
> Cc: Kevin Tian <kevin.tian@xxxxxxxxx>
> Cc: Jan Beulich <jbeulich@xxxxxxxx>
> Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> ---
>  xen/arch/x86/hvm/vmx/vmcs.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/xen/arch/x86/hvm/vmx/vmcs.c b/xen/arch/x86/hvm/vmx/vmcs.c
> index a714549..9827a8e 100644
> --- a/xen/arch/x86/hvm/vmx/vmcs.c
> +++ b/xen/arch/x86/hvm/vmx/vmcs.c
> @@ -980,6 +980,10 @@ static int construct_vmcs(struct vcpu *v)
>          v->arch.hvm_vmx.secondary_exec_control &=
>              ~SECONDARY_EXEC_UNRESTRICTED_GUEST;
>  
> +        /* Disable posted interrupts */

Looks like I didn't refresh the patch before sending it, new version
coming (hopefully with the proper version number and comment this time).

Roger.


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