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Message-Id: <1294325513-14276-1-git-send-email-fweisbec@gmail.com>
Date: Thu, 6 Jan 2011 15:51:51 +0100
From: Frederic Weisbecker <fweisbec@...il.com>
To: Ingo Molnar <mingo@...e.hu>
Cc: LKML <linux-kernel@...r.kernel.org>,
Frederic Weisbecker <fweisbec@...il.com>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Soeren Sandmann Pedersen <sandmann@...hat.com>
Subject: [RFC GIT PULL] perf updates
Ingo,
Please pull the perf/core branch that can be found at:
git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing.git
perf/core
Soeren reported some time ago that callchains were broken on
x86_64 with cpu-clock/task-clock events. After some time I
finally found the problem was in the irq low level arg saving.
It touches fragile code though, I hope some people can
have a look over the fix.
Thanks,
Frederic
---
Frederic Weisbecker (2):
x86: Fix rbp saving in pt_regs on irq entry
perf: Build tools with frame pointer
arch/x86/kernel/entry_64.S | 31 +++++++++++++++++++------------
tools/perf/Makefile | 2 +-
2 files changed, 20 insertions(+), 13 deletions(-)
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