Re: [thisops uV2 04/10] x86: Support for this_cpu_add,sub,dec,inc_return
From: Pekka Enberg
Date: Sat Nov 27 2010 - 03:06:44 EST
On Fri, Nov 26, 2010 at 11:09 PM, Christoph Lameter <cl@xxxxxxxxx> wrote:
> @@ -300,6 +339,14 @@ do { \
> #define irqsafe_cpu_xor_2(pcp, val) percpu_to_op("xor", (pcp), val)
> #define irqsafe_cpu_xor_4(pcp, val) percpu_to_op("xor", (pcp), val)
>
> +#ifndef CONFIG_M386
Use CONFIG_X86_32 here?
> +#define __this_cpu_add_return_1(pcp, val) percpu_add_return_op((pcp), val)
> +#define __this_cpu_add_return_2(pcp, val) percpu_add_return_op((pcp), val)
> +#define __this_cpu_add_return_4(pcp, val) percpu_add_return_op((pcp), val)
> +#define this_cpu_add_return_1(pcp, val) percpu_add_return_op((pcp), val)
> +#define this_cpu_add_return_2(pcp, val) percpu_add_return_op((pcp), val)
> +#define this_cpu_add_return_4(pcp, val) percpu_add_return_op((pcp), val)
> +#endif
> /*
> * Per cpu atomic 64 bit operations are only available under 64 bit.
> * 32 bit must fall back to generic operations.
--
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