Re: [PATCH v5 4/7] support user space to query RAS extension feature

2017-08-22 Thread Jonathan Cameron
On Fri, 18 Aug 2017 22:11:54 +0800 Dongjiu Geng wrote: > In armv8.2 RAS extension, it adds virtual SError exception > syndrome registeri(VSESR_EL2), user space will specify that > value. so user space will check whether CPU feature has RAS > extension. if has, it will specify the virtual SError s

Re: [PATCH v5 4/7] support user space to query RAS extension feature

2017-08-21 Thread gengdongjiu
Christoffer, Thanks for the review. On 2017/8/22 5:08, Christoffer Dall wrote: > On Fri, Aug 18, 2017 at 10:11:54PM +0800, Dongjiu Geng wrote: > > You should put KVM and arm64 in the subject here. I will update it in the next version. > >> In armv8.2 RAS extension, it adds virtual SError ex

Re: [PATCH v5 4/7] support user space to query RAS extension feature

2017-08-21 Thread Christoffer Dall
On Fri, Aug 18, 2017 at 10:11:54PM +0800, Dongjiu Geng wrote: You should put KVM and arm64 in the subject here. > In armv8.2 RAS extension, it adds virtual SError exception > syndrome registeri(VSESR_EL2), user space will specify that > value. so user space will check whether CPU feature has RAS

[PATCH v5 4/7] support user space to query RAS extension feature

2017-08-18 Thread Dongjiu Geng
In armv8.2 RAS extension, it adds virtual SError exception syndrome registeri(VSESR_EL2), user space will specify that value. so user space will check whether CPU feature has RAS extension. if has, it will specify the virtual SError syndrome value. Otherwise, it will not set. This patch adds this s