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Date: Fri, 26 Nov 2010 16:47:50 +0300 From: Cyrill Gorcunov <gorcunov@...nvz.org> To: Peter Zijlstra <peterz@...radead.org> Cc: Stephane Eranian <eranian@...gle.com>, Ingo Molnar <mingo@...e.hu>, LKML <linux-kernel@...r.kernel.org>, ming.m.lin@...el.com Subject: Re: [rfc 1/3] perf, x86: P4 PMU - describe config format On Fri, Nov 26, 2010 at 4:06 PM, Peter Zijlstra <peterz@...radead.org> wrote: > On Fri, 2010-11-26 at 16:04 +0300, Cyrill Gorcunov wrote: >> if none therad is active, single any >> thread is active, both threads are active and finally any thread is >> active (which is exactly 0b11 in single thread machine). i know it's >> weird ;) >> > BTW, does P4 mandate SYS_CAP_ADMIN for counting another thread's events? > The events which are shared across threads mandated to have SYS_CAP_ADMIN of course. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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