Re: [PATCHv2 10/12] arm64/kvm: context-switch ptrauth registers

2018-04-09 Thread Mark Rutland
On Mon, Apr 09, 2018 at 02:58:18PM +0200, Christoffer Dall wrote: > Hi Mark, > > [Sorry for late reply] > > On Fri, Mar 09, 2018 at 02:28:38PM +, Mark Rutland wrote: > > On Tue, Feb 06, 2018 at 01:38:47PM +0100, Christoffer Dall wrote: > > > On Mon, Nov 27, 2017 at 04:38:04PM +, Mark

Re: [PATCHv2 10/12] arm64/kvm: context-switch ptrauth registers

2018-04-09 Thread Christoffer Dall
Hi Mark, [Sorry for late reply] On Fri, Mar 09, 2018 at 02:28:38PM +, Mark Rutland wrote: > On Tue, Feb 06, 2018 at 01:38:47PM +0100, Christoffer Dall wrote: > > On Mon, Nov 27, 2017 at 04:38:04PM +, Mark Rutland wrote: > > > When pointer authentication is supported, a guest may wish to

Re: [PATCHv2 10/12] arm64/kvm: context-switch ptrauth registers

2018-03-09 Thread Mark Rutland
On Tue, Feb 06, 2018 at 01:38:47PM +0100, Christoffer Dall wrote: > On Mon, Nov 27, 2017 at 04:38:04PM +, Mark Rutland wrote: > > When pointer authentication is supported, a guest may wish to use it. > > This patch adds the necessary KVM infrastructure for this to work, with > > a semi-lazy

Re: [PATCHv2 10/12] arm64/kvm: context-switch ptrauth registers

2018-02-06 Thread Christoffer Dall
On Mon, Nov 27, 2017 at 04:38:04PM +, Mark Rutland wrote: > When pointer authentication is supported, a guest may wish to use it. > This patch adds the necessary KVM infrastructure for this to work, with > a semi-lazy context switch of the pointer auth state. > > When we schedule a vcpu,