Re: [PATCH 1/3] perf/x86/amd: AMD support for bp_len > HW_BREAKPOINT_LEN_8

Borislav Petkov
2013-11-02T04:43:22Z

On Thu, Oct 31, 2013 at 12:23:30PM +0100, Frederic Weisbecker wrote:
> Ok we can keep that naming then, at least on the feature symbol. But
> add a comment on it.

Great, in the latest F16h BKDG the CPUID bit is called
"DataBreakpointExtension". So BPEXT could mean anything :)

So the comment is with the definition of the bit:

+#define X86_FEATURE_BPEXT (6*32+26) /* data breakpoint extension */

Oh well...

--
Regards/Gruss,
Boris.

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