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authorDavid S. Miller <davem@davemloft.net>2013-08-16 15:37:26 -0700
committerDavid S. Miller <davem@davemloft.net>2013-08-16 15:37:26 -0700
commit2ff1cf12c9fe70e75e600404e6a4274b19d293ed (patch)
treebeafddac0a8098e3f07d2ec60e44a2a7d006e605 /arch/s390/kernel/perf_event.c
parent16b304f3404f8e0243d5ee2b70b68767b7b59b2b (diff)
parent0f7dd1aa8f959216f1faa71513b9d3c1a9065e5a (diff)
downloadtalos-op-linux-2ff1cf12c9fe70e75e600404e6a4274b19d293ed.tar.gz
talos-op-linux-2ff1cf12c9fe70e75e600404e6a4274b19d293ed.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/s390/kernel/perf_event.c')
-rw-r--r--arch/s390/kernel/perf_event.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/s390/kernel/perf_event.c b/arch/s390/kernel/perf_event.c
index a6fc037671b1..500aa1029bcb 100644
--- a/arch/s390/kernel/perf_event.c
+++ b/arch/s390/kernel/perf_event.c
@@ -52,12 +52,13 @@ static struct kvm_s390_sie_block *sie_block(struct pt_regs *regs)
static bool is_in_guest(struct pt_regs *regs)
{
- unsigned long ip = instruction_pointer(regs);
-
if (user_mode(regs))
return false;
-
- return ip == (unsigned long) &sie_exit;
+#if defined(CONFIG_KVM) || defined(CONFIG_KVM_MODULE)
+ return instruction_pointer(regs) == (unsigned long) &sie_exit;
+#else
+ return false;
+#endif
}
static unsigned long guest_is_user_mode(struct pt_regs *regs)
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