Re: [Xen-devel] [PATCHv5 1/3] rwlock: Add per-cpu reader-writer lock infrastructure

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Fri, 2015-12-18 at 16:08 +0000, Malcolm Crossley wrote:
> diff --git a/xen/include/asm-arm/percpu.h b/xen/include/asm-arm/percpu.h
> index 71e7649..c308a56 100644
> --- a/xen/include/asm-arm/percpu.h
> +++ b/xen/include/asm-arm/percpu.h
> @@ -27,6 +27,11 @@ void percpu_init_areas(void);
> Â#define __get_cpu_var(var) \
> ÂÂÂÂÂ(*RELOC_HIDE(&per_cpu__##var, READ_SYSREG(TPIDR_EL2)))
> Â
> +#define per_cpu_ptr(var, cpu)ÂÂ\
> +ÂÂÂÂ(*RELOC_HIDE(&var, __per_cpu_offset[cpu]))
> +#define __get_cpu_ptr(var) \
> +ÂÂÂÂ(*RELOC_HIDE(&var, READ_SYSREG(TPIDR_EL2)))
> +
> Â#define DECLARE_PER_CPU(type, name) extern __typeof__(type)
> per_cpu__##name
> Â

For ARM: Acked-by :Ian Campbell <ian.campbell@xxxxxxxxxx>


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