Re: [PATCH RFC 2/6] arm64/xen: arm/xen header changes to compile onarm64

From: Catalin Marinas
Date: Fri May 31 2013 - 06:43:53 EST


On Thu, May 30, 2013 at 05:18:29PM +0100, Stefano Stabellini wrote:
> Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
> ---
> arch/arm/include/asm/xen/events.h | 4 ++++
> arch/arm/include/asm/xen/page.h | 2 ++
> 2 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/include/asm/xen/events.h b/arch/arm/include/asm/xen/events.h
> index 8b1f37b..12e4e0b 100644
> --- a/arch/arm/include/asm/xen/events.h
> +++ b/arch/arm/include/asm/xen/events.h
> @@ -13,7 +13,11 @@ enum ipi_vector {
>
> static inline int xen_irqs_disabled(struct pt_regs *regs)
> {
> +#ifdef CONFIG_ARM
> return raw_irqs_disabled_flags(regs->ARM_cpsr);
> +#else
> + return raw_irqs_disabled_flags((unsigned long) regs->pstate);
> +#endif
> }

At least for this part, it makes sense to live in the arch/arm64
directory.

> #define xchg_xen_ulong(ptr, val) atomic64_xchg(container_of((ptr), \
> diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h
> index 30cdacb..cb2fa15 100644
> --- a/arch/arm/include/asm/xen/page.h
> +++ b/arch/arm/include/asm/xen/page.h
> @@ -1,7 +1,9 @@
> #ifndef _ASM_ARM_XEN_PAGE_H
> #define _ASM_ARM_XEN_PAGE_H
>
> +#ifdef ARM
> #include <asm/mach/map.h>
> +#endif
> #include <asm/page.h>
> #include <asm/pgtable.h>

Is there anything ARM-specific in this file?

--
Catalin
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