On Tue, Aug 7, 2012 at 2:44 PM, Marc Zyngier <marc.zyngier@xxxxxxx> wrote:
> Move fields accessed by assembly code to the beginning of
> the kvm_vcpu struct (well, closer anyway).
>
> Cc: Antonios Motakis <a.motakis@xxxxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
> ---
> arch/arm/include/asm/kvm_host.h | 12 ++++++++----
> 1 file changed, 8 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h
> index 055ca79..1e4366e 100644
> --- a/arch/arm/include/asm/kvm_host.h
> +++ b/arch/arm/include/asm/kvm_host.h
> @@ -114,6 +114,14 @@ struct kvm_vcpu_arch {
> u64 pc_ipa2; /* same as above, but for non-aligned wide thumb
> instructions */
>
> + /* Floating point registers (VFP and Advanced SIMD/NEON) */
> + struct vfp_hard_struct vfp_guest;
> + struct vfp_hard_struct vfp_host;
> +
> + /*
> + * Anything that is not used directly from assembly code goes
> + * here.
> + */
> /* dcache set/way operation pending */
> int last_pcpu;
> cpumask_t require_dcache_flush;
> @@ -127,10 +135,6 @@ struct kvm_vcpu_arch {
>
> /* Hyp exception information */
> u32 hyp_pc; /* PC when exception was taken from Hyp mode */
> -
> - /* Floating point registers (VFP and Advanced SIMD/NEON) */
> - struct vfp_hard_struct vfp_guest;
> - struct vfp_hard_struct vfp_host;
> };
>
> struct kvm_vm_stat {
> --
> 1.7.10.3
>
why this patch?
it breaks compilation with enough debugging options turned on (all
that lock debugging stuff...)
-Christoffer
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