Re: [PATCH] [50/50] x86_64: Remove fpu io port resource

[Jeff Garzik]

Andi Kleen wrote:
> Not needed on modern systems without external FPU
>
> TBD on i386 it is only needed for true 386s. Could remove it there
> TBD for >= 486
>
> Signed-off-by: Andi Kleen <ak@xxxxxxx>
>
> ---
>  arch/x86_64/kernel/setup.c |    2 --
>  1 file changed, 2 deletions(-)
>
> Index: linux/arch/x86_64/kernel/setup.c
> ===================================================================
> --- linux.orig/arch/x86_64/kernel/setup.c
> +++ linux/arch/x86_64/kernel/setup.c
> @@ -121,8 +121,6 @@ struct resource standard_io_resources[] 
>  		.flags = IORESOURCE_BUSY | IORESOURCE_IO },
>  	{ .name = "dma2", .start = 0xc0, .end = 0xdf,
>  		.flags = IORESOURCE_BUSY | IORESOURCE_IO },
> -	{ .name = "fpu", .start = 0xf0, .end = 0xff,
> -		.flags = IORESOURCE_BUSY | IORESOURCE_IO }

Since we are merging x86 and x86-64, I think it would be nice at least 
to CC Thomas on patches that increase 32/64-bit differences...  because 
won't this patch have to be partial un-done when we merge i386 and x86-64?

	Jeff


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