Re: [PATCH v3 2/4] xen/arm: Add sb instruction support

2022-06-15 Thread Julien Grall
Hi Bertrand, On 13/06/2022 13:53, Bertrand Marquis wrote: This patch is adding sb instruction support when it is supported by a CPU on arm64. A new cpu feature capability system is introduced to enable alternative code using sb instruction when it is supported by the processor. This is decided

[PATCH v3 2/4] xen/arm: Add sb instruction support

2022-06-13 Thread Bertrand Marquis
This patch is adding sb instruction support when it is supported by a CPU on arm64. A new cpu feature capability system is introduced to enable alternative code using sb instruction when it is supported by the processor. This is decided based on the isa64 system register value and use a new