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SubjectRe: [GIT PULL] perf changes for v3.8
On 12/12/12 7:53 PM, Linus Torvalds wrote:
> Hmm. This may be entirely unrelated to this particular pull request, but
> perf record -e cycles:pp
> no longer works on my westmere machine (Operation not supported). It
> used to work, but I haven't tried to bisect it, since I hope somebody
> will just go "oh, I know what's up".

One last "I may know what's up" question. I wonder if you are tripping
on this:

if (event->attr.precise_ip) {
int precise = 0;

if (!event->attr.exclude_guest)

Are you running an older perf binary on the 3.8 kernel?

Does this work: perf record -e cycles:ppH ...


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