From: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
To: Ingo Molnar <mingo@elte.hu>,
Frederic Weisbecker <fweisbec@gmail.com>,
Paul Mackerras <paulus@samba.org>,
Peter Zijlstra <peterz@infradead.org>,
Arnaldo Carvalho de Melo <acme@infradead.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH] perf: export perf_trace_regs and perf_arch_fetch_caller_regs
Date: Thu, 11 Mar 2010 15:30:35 +0800 [thread overview]
Message-ID: <4B989C1B.2090407@cn.fujitsu.com> (raw)
Export perf_trace_regs and perf_arch_fetch_caller_regs since module will
use these
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
---
arch/x86/kernel/cpu/perf_event.c | 1 +
kernel/trace/trace_event_perf.c | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 4a0514d..8700643 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1697,3 +1697,4 @@ void perf_arch_fetch_caller_regs(struct pt_regs *regs, unsigned long ip, int ski
regs->cs = __KERNEL_CS;
local_save_flags(regs->flags);
}
+EXPORT_SYMBOL_GPL(perf_arch_fetch_caller_regs);
diff --git a/kernel/trace/trace_event_perf.c b/kernel/trace/trace_event_perf.c
index f315b12..af4621b 100644
--- a/kernel/trace/trace_event_perf.c
+++ b/kernel/trace/trace_event_perf.c
@@ -10,6 +10,7 @@
#include "trace.h"
DEFINE_PER_CPU(struct pt_regs, perf_trace_regs);
+EXPORT_SYMBOL_GPL(perf_trace_regs);
static char *perf_trace_buf;
static char *perf_trace_buf_nmi;
--
1.6.4
next reply other threads:[~2010-03-11 7:33 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-11 7:30 Xiao Guangrong [this message]
2010-03-11 8:39 ` [PATCH] perf: export perf_trace_regs and perf_arch_fetch_caller_regs Peter Zijlstra
2010-03-11 9:02 ` Christoph Hellwig
2010-03-11 9:10 ` Peter Zijlstra
2010-03-11 9:14 ` Christoph Hellwig
2010-03-11 14:18 ` Frederic Weisbecker
2010-03-11 14:41 ` [tip:perf/urgent] " tip-bot for Xiao Guangrong
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