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Subject[tip:perfcounters/core] perf_counter: Fix userspace build
Commit-ID:  1a482f38c5aafeb3576079a38a5b21b46619f3d2
Gitweb: http://git.kernel.org/tip/1a482f38c5aafeb3576079a38a5b21b46619f3d2
Author: Peter Zijlstra <a.p.zijlstra@chello.nl>
AuthorDate: Sat, 23 May 2009 18:28:58 +0200
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Sat, 23 May 2009 19:37:46 +0200

perf_counter: Fix userspace build

recent userspace (F11) seems to already include the
linux/unistd.h bits which means we cannot include the version
in the kernel sources due to the header guards being the same.

Ensure we include the kernel version first.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: John Kacur <jkacur@redhat.com>
LKML-Reference: <20090523163012.739756497@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>


---
Documentation/perf_counter/builtin-record.c | 3 +-
Documentation/perf_counter/builtin-stat.c | 5 +---
Documentation/perf_counter/builtin-top.c | 5 +---
Documentation/perf_counter/perf.h | 31 ++++++++++++++++----------
4 files changed, 22 insertions(+), 22 deletions(-)
diff --git a/Documentation/perf_counter/builtin-record.c b/Documentation/perf_counter/builtin-record.c
index efb8759..1b19f18 100644
--- a/Documentation/perf_counter/builtin-record.c
+++ b/Documentation/perf_counter/builtin-record.c
@@ -1,5 +1,6 @@


+#include "perf.h"
#include "util/util.h"

#include <sys/types.h>
@@ -30,9 +31,7 @@
#include <linux/unistd.h>
#include <linux/types.h>

-#include "../../include/linux/perf_counter.h"

-#include "perf.h"

#define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1)
#define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask))
diff --git a/Documentation/perf_counter/builtin-stat.c b/Documentation/perf_counter/builtin-stat.c
index 03518d7..8ae01d5 100644
--- a/Documentation/perf_counter/builtin-stat.c
+++ b/Documentation/perf_counter/builtin-stat.c
@@ -61,6 +61,7 @@
* Released under the GPL v2. (and only v2, not any later version)
*/

+#include "perf.h"
#include "util/util.h"

#include <getopt.h>
@@ -83,10 +84,6 @@
#include <linux/unistd.h>
#include <linux/types.h>

-#include "../../include/linux/perf_counter.h"
-
-#include "perf.h"
-
#define EVENT_MASK_KERNEL 1
#define EVENT_MASK_USER 2

diff --git a/Documentation/perf_counter/builtin-top.c b/Documentation/perf_counter/builtin-top.c
index 814b2e4..a3216a6 100644
--- a/Documentation/perf_counter/builtin-top.c
+++ b/Documentation/perf_counter/builtin-top.c
@@ -42,6 +42,7 @@
* Released under the GPL v2. (and only v2, not any later version)
*/

+#include "perf.h"
#include "util/util.h"

#include <getopt.h>
@@ -64,10 +65,6 @@
#include <linux/unistd.h>
#include <linux/types.h>

-#include "../../include/linux/perf_counter.h"
-
-#include "perf.h"
-
static int system_wide = 0;

static int nr_counters = 0;
diff --git a/Documentation/perf_counter/perf.h b/Documentation/perf_counter/perf.h
index 81a7374..a517683 100644
--- a/Documentation/perf_counter/perf.h
+++ b/Documentation/perf_counter/perf.h
@@ -1,6 +1,25 @@
#ifndef _PERF_PERF_H
#define _PERF_PERF_H

+#if defined(__x86_64__) || defined(__i386__)
+#include "../../arch/x86/include/asm/unistd.h"
+#define rmb() asm volatile("lfence" ::: "memory")
+#define cpu_relax() asm volatile("rep; nop" ::: "memory");
+#endif
+
+#ifdef __powerpc__
+#include "../../arch/powerpc/include/asm/unistd.h"
+#define rmb() asm volatile ("sync" ::: "memory")
+#define cpu_relax() asm volatile ("" ::: "memory");
+#endif
+
+#include <time.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/syscall.h>
+
+#include "../../include/linux/perf_counter.h"
+
/*
* prctl(PR_TASK_PERF_COUNTERS_DISABLE) will (cheaply) disable all
* counters in the current task.
@@ -26,18 +45,6 @@ static inline unsigned long long rdclock(void)
#define __user
#define asmlinkage

-#if defined(__x86_64__) || defined(__i386__)
-#include "../../arch/x86/include/asm/unistd.h"
-#define rmb() asm volatile("lfence" ::: "memory")
-#define cpu_relax() asm volatile("rep; nop" ::: "memory");
-#endif
-
-#ifdef __powerpc__
-#include "../../arch/powerpc/include/asm/unistd.h"
-#define rmb() asm volatile ("sync" ::: "memory")
-#define cpu_relax() asm volatile ("" ::: "memory");
-#endif
-
#define unlikely(x) __builtin_expect(!!(x), 0)
#define min(x, y) ({ \
typeof(x) _min1 = (x); \

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