Re: [PATCH v10 14/18] KVM: arm64: Save host SVE context as appropriate

2018-05-24 Thread Alex Bennée
Dave Martin writes: > This patch adds SVE context saving to the hyp FPSIMD context switch > path. This means that it is no longer necessary to save the host > SVE state in advance of entering the guest, when in use. > > In order to avoid adding pointless complexity to the

Re: [PATCH v10 14/18] KVM: arm64: Save host SVE context as appropriate

2018-05-24 Thread Christoffer Dall
On Tue, May 22, 2018 at 05:05:15PM +0100, Dave Martin wrote: > This patch adds SVE context saving to the hyp FPSIMD context switch > path. This means that it is no longer necessary to save the host > SVE state in advance of entering the guest, when in use. > > In order to avoid adding pointless

Re: [PATCH v10 14/18] KVM: arm64: Save host SVE context as appropriate

2018-05-23 Thread Catalin Marinas
On Tue, May 22, 2018 at 05:05:15PM +0100, Dave P Martin wrote: > This patch adds SVE context saving to the hyp FPSIMD context switch > path. This means that it is no longer necessary to save the host > SVE state in advance of entering the guest, when in use. > > In order to avoid adding

[PATCH v10 14/18] KVM: arm64: Save host SVE context as appropriate

2018-05-22 Thread Dave Martin
This patch adds SVE context saving to the hyp FPSIMD context switch path. This means that it is no longer necessary to save the host SVE state in advance of entering the guest, when in use. In order to avoid adding pointless complexity to the code, VHE is assumed if SVE is in use. VHE is an