Re: [PATCH RFC] x86: fix confusing name of /proc/cpuinfo "ht" flag

From: H. Peter Anvin
Date: Fri Nov 13 2009 - 02:17:50 EST


On 11/12/2009 09:59 AM, Ingo Molnar wrote:
>>
>> No, please. We have had people who have "helpfully" tried to change
>> /proc/cpuinfo in the past, and what we find is that application
>> developers don't tell us -- they grumble among themselves and put out
>> a new release saying "fixes breakage introduced by Linux ..."
>>
>> It's an ABI. Keep it stable, please.
>
> That's generally true, but i'm not suggesting that: i'm suggesting to
> _clear_ the HT flag from the cpufeatures if there's only one sibling.
> It's meaningless in that case and as the link quoted by the original
> patch shows many people are confused by that.
>
> I have such a box so i can test it. (but i dont expect any problems)
>

Ah, okay, that makes more sense. Someone else in the tread wanted to
rename the flag.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/