summaryrefslogtreecommitdiffstats
path: root/arch/s390
diff options
context:
space:
mode:
authorMartin Schwidefsky <schwidefsky@de.ibm.com>2009-06-22 12:08:22 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-06-22 12:08:24 +0200
commit12310e9c1b9a53896e4df0459039dd125f62aa9b (patch)
tree99a629bc1711c72e67ab0e9e86730ef69a563bad /arch/s390
parent181d95229b0931ee2ce6aad7348079cbc10e8d05 (diff)
downloadlinux-12310e9c1b9a53896e4df0459039dd125f62aa9b.tar.bz2
[S390] Enable tick based perf_counter on s390.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/Kconfig1
-rw-r--r--arch/s390/include/asm/perf_counter.h8
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index a14dba0e4d67..e577839f3073 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -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"
diff --git a/arch/s390/include/asm/perf_counter.h b/arch/s390/include/asm/perf_counter.h
new file mode 100644
index 000000000000..a7205a3828cb
--- /dev/null
+++ b/arch/s390/include/asm/perf_counter.h
@@ -0,0 +1,8 @@
+/*
+ * 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) {}