On 11/28/2012 12:41 PM, Borislav Petkov wrote:
While at it, you could correct this comment to adhere to kernel coding
style:
/*
* cpuid is a barrier...
* ...
*/
+ asm volatile("cpuid" : "=a" (tmp) : "0" (1)
+ : "ebx", "ecx", "edx", "memory");
... and then write this in its shorter form:
tmp = cpuid_eax(1);
to have it a bit easier on the eyes.
Wrong barrier semantics.
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
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