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linux
linux-davinci
Commits
12310e9c
Commit
12310e9c
authored
Jun 22, 2009
by
Martin Schwidefsky
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[S390] Enable tick based perf_counter on s390.
Signed-off-by:
Martin Schwidefsky
<
schwidefsky@de.ibm.com
>
parent
181d9522
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arch/s390/Kconfig
arch/s390/Kconfig
+1
-0
arch/s390/include/asm/perf_counter.h
arch/s390/include/asm/perf_counter.h
+8
-0
tools/perf/perf.h
tools/perf/perf.h
+6
-0
No files found.
arch/s390/Kconfig
View file @
12310e9c
...
...
@@ -94,6 +94,7 @@ config S390
select HAVE_KVM if 64BIT
select HAVE_ARCH_TRACEHOOK
select INIT_ALL_POSSIBLE
select HAVE_PERF_COUNTERS
source "init/Kconfig"
...
...
arch/s390/include/asm/perf_counter.h
0 → 100644
View file @
12310e9c
/*
* Performance counter support - s390 specific definitions.
*
* Copyright 2009 Martin Schwidefsky, IBM Corporation.
*/
static
inline
void
set_perf_counter_pending
(
void
)
{}
static
inline
void
clear_perf_counter_pending
(
void
)
{}
tools/perf/perf.h
View file @
12310e9c
...
...
@@ -13,6 +13,12 @@
#define cpu_relax() asm volatile ("" ::: "memory");
#endif
#ifdef __s390__
#include "../../arch/s390/include/asm/unistd.h"
#define rmb() asm volatile("bcr 15,0" ::: "memory")
#define cpu_relax() asm volatile("" ::: "memory");
#endif
#include <time.h>
#include <unistd.h>
#include <sys/types.h>
...
...
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