Re: [Xen-devel] [PATCH v2] xen/arm: introduce vwfi parameter

2017-02-28 Thread Stefano Stabellini
On Tue, 28 Feb 2017, Julien Grall wrote: > Hi Stefano, > > On 22/02/17 17:29, Stefano Stabellini wrote: > > Introduce new Xen command line parameter called "vwfi", which stands for > > virtual wfi. The default is "trap": Xen traps the guest wfi instruction > > and calls vcpu_block on the guest vcp

Re: [Xen-devel] [PATCH v2] xen/arm: introduce vwfi parameter

2017-02-28 Thread Julien Grall
Hi Stefano, On 22/02/17 17:29, Stefano Stabellini wrote: Introduce new Xen command line parameter called "vwfi", which stands for virtual wfi. The default is "trap": Xen traps the guest wfi instruction and calls vcpu_block on the guest vcpu. The behavior can be changed setting vwfi to "native",

Re: [Xen-devel] [PATCH v2] xen/arm: introduce vwfi parameter

2017-02-23 Thread Edgar E. Iglesias
On Wed, Feb 22, 2017 at 09:29:47AM -0800, Stefano Stabellini wrote: > Introduce new Xen command line parameter called "vwfi", which stands for > virtual wfi. The default is "trap": Xen traps the guest wfi instruction > and calls vcpu_block on the guest vcpu. The behavior can be changed > setting vw

[Xen-devel] [PATCH v2] xen/arm: introduce vwfi parameter

2017-02-22 Thread Stefano Stabellini
Introduce new Xen command line parameter called "vwfi", which stands for virtual wfi. The default is "trap": Xen traps the guest wfi instruction and calls vcpu_block on the guest vcpu. The behavior can be changed setting vwfi to "native", in that case Xen doesn't trap the instruction at all, runnin