Re: [PATCH] OMAP SRAM: flush the right address after memcpy in omap_sram_push

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On Fri, 28 Aug 2009, ye janboe wrote:

> the original flush operation is to flush the function address which is
> copied from.
> But we do not change the function code and it is not necessary to flush it.
> 
> Signed-off-by: janboe <janboe.ye@xxxxxxxxx>

Acked-by: Paul Walmsley <paul@xxxxxxxxx>

thanks Janboe.

Tony, you want to take this one, or do you want me to?

- Paul


> ---
>  arch/arm/plat-omap/sram.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
> index f2b0fa6..f549d8a 100644
> --- a/arch/arm/plat-omap/sram.c
> +++ b/arch/arm/plat-omap/sram.c
> @@ -270,7 +270,8 @@ void * omap_sram_push(void * start, unsigned long size)
>         omap_sram_ceil -= size;
>         omap_sram_ceil = ROUND_DOWN(omap_sram_ceil, sizeof(void *));
>         memcpy((void *)omap_sram_ceil, start, size);
> -       flush_icache_range((unsigned long)start, (unsigned long)(start + size));
> +       flush_icache_range((unsigned long)omap_sram_ceil,
> +               (unsigned long)(omap_sram_ceil + size));
> 
>         return (void *)omap_sram_ceil;
>  }
> 


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