From: Andi Kleen <andi@firstfloor.org>
To: eranian@gmail.com
Cc: Vince Weaver <vincent.weaver@maine.edu>,
LKML <linux-kernel@vger.kernel.org>,
linux-perf-users@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@kernel.org>,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: Re: perf_event: rdpmc self-monitoring overhead issue
Date: Sun, 01 Sep 2013 19:50:39 -0700 [thread overview]
Message-ID: <87ob8cdji8.fsf@tassilo.jf.intel.com> (raw)
In-Reply-To: <CAMsRxfLSnNi_vESxYHM5w0tQrOtOPsEy3ythoViRMBbEi+XHGw@mail.gmail.com> (Stephane Eranian's message of "Fri, 30 Aug 2013 20:05:05 +0200")
Stephane Eranian <eranian@googlemail.com> writes:
> I don't see a flag in mmap() to fault it in immediately.
MAP_PRESENT
-Andi
--
ak@linux.intel.com -- Speaking for myself only
next prev parent reply other threads:[~2013-09-02 2:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-30 17:55 perf_event: rdpmc self-monitoring overhead issue Vince Weaver
2013-08-30 18:05 ` Stephane Eranian
2013-08-30 18:35 ` Vince Weaver
2013-08-31 10:06 ` Mikael Pettersson
2013-09-02 2:50 ` Andi Kleen [this message]
2013-09-02 8:24 ` Stephane Eranian
2013-09-02 9:23 ` Andi Kleen
2013-09-02 13:15 ` Vince Weaver
2013-09-02 17:26 ` Andi Kleen
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