Re: [PATCH v5 3/5] arm64/kvm: context-switch ptrauth register

2019-02-14 Thread Amit Daniel Kachhap
Hi, On 2/13/19 11:05 PM, Kristina Martsenko wrote: On 31/01/2019 16:25, James Morse wrote: Hi Amit, On 28/01/2019 06:58, Amit Daniel Kachhap 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

Re: [PATCH v5 3/5] arm64/kvm: context-switch ptrauth register

2019-02-14 Thread Amit Daniel Kachhap
Hi James, On 1/31/19 9:55 PM, James Morse wrote: Hi Amit, On 28/01/2019 06:58, Amit Daniel Kachhap 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

Re: [PATCH v5 3/5] arm64/kvm: context-switch ptrauth register

2019-02-13 Thread Kristina Martsenko
On 31/01/2019 16:25, James Morse wrote: > Hi Amit, > > On 28/01/2019 06:58, Amit Daniel Kachhap 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

Re: [PATCH v5 3/5] arm64/kvm: context-switch ptrauth register

2019-01-31 Thread James Morse
Hi Amit, On 28/01/2019 06:58, Amit Daniel Kachhap 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. > > Pointer authentication feature is