Re: [PATCH] [ix86,x86_64] cpu features.

[Andi Kleen]

Paweâ Sikora <pluto@xxxxxxxxxxxxx> writes:

> +++ linux-2.6.8-rc4/arch/i386/kernel/cpu/proc.c	2004-08-13 16:48:53.971370504 +0200
> @@ -44,8 +44,8 @@
>  		NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
>  
>  		/* Intel-defined (#2) */
> -		"pni", NULL, NULL, "monitor", "ds_cpl", NULL, NULL, "tm2",
> -		"est", NULL, "cid", NULL, NULL, NULL, NULL, NULL,
> +		"sse3", NULL, NULL, "monitor", "ds_cpl", NULL, NULL, "est",
> +		"tm2", NULL, "cid", NULL, NULL, NULL, "xtpr", NULL,


You cannot just do the pni -> sse3 rename. That could break existing
applications that read /proc/cpuinfo and parse it. The only way would
be to add a new sse3 flag in addition to pni, but I guess that would
be not worth the ugly special case.

-Andi

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