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authorTakashi Iwai <tiwai@suse.de>2012-10-30 11:08:25 +0100
committerTakashi Iwai <tiwai@suse.de>2012-10-30 11:08:25 +0100
commita5d00dc3a4b65ed38249f3225e453944c633747b (patch)
tree6249ca5a5f13059f42890525a9ea7133778f3891 /arch/x86/kernel/cpu/perf_event.c
parent1a8506d4402b6e96c2ed778dc7ccbb48d1e02fce (diff)
parent0914f7961babbf28aaa2f19b453951fb4841c03f (diff)
downloadop-kernel-dev-a5d00dc3a4b65ed38249f3225e453944c633747b.zip
op-kernel-dev-a5d00dc3a4b65ed38249f3225e453944c633747b.tar.gz
Merge branch 'for-linus' into for-next
... for migrating the core changes for USB-audio disconnection fixes
Diffstat (limited to 'arch/x86/kernel/cpu/perf_event.c')
-rw-r--r--arch/x86/kernel/cpu/perf_event.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 915b876..3373f84 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -338,6 +338,9 @@ int x86_setup_perfctr(struct perf_event *event)
/* BTS is currently only allowed for user-mode. */
if (!attr->exclude_kernel)
return -EOPNOTSUPP;
+
+ if (!attr->exclude_guest)
+ return -EOPNOTSUPP;
}
hwc->config |= config;
@@ -380,6 +383,9 @@ int x86_pmu_hw_config(struct perf_event *event)
if (event->attr.precise_ip) {
int precise = 0;
+ if (!event->attr.exclude_guest)
+ return -EOPNOTSUPP;
+
/* Support for constant skid */
if (x86_pmu.pebs_active && !x86_pmu.pebs_broken) {
precise++;
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