Merge branch 'linus' into stackprotector

Conflicts:
	arch/x86/include/asm/pda.h
	kernel/fork.c

1 files changed, 31 insertions, 0 deletions

diff --git a/arch/x86/include/asm/intel_arch_perfmon.h b/arch/x86/include/asm/intel_arch_perfmon.h
new file mode 100644
index 00000000000..fa0fd068bc2
--- /dev/null
+++ b/arch/x86/include/asm/intel_arch_perfmon.h
@@ -0,0 +1,31 @@
+#ifndef _ASM_X86_INTEL_ARCH_PERFMON_H
+#define _ASM_X86_INTEL_ARCH_PERFMON_H
+
+#define MSR_ARCH_PERFMON_PERFCTR0		0xc1
+#define MSR_ARCH_PERFMON_PERFCTR1		0xc2
+
+#define MSR_ARCH_PERFMON_EVENTSEL0		0x186
+#define MSR_ARCH_PERFMON_EVENTSEL1		0x187
+
+#define ARCH_PERFMON_EVENTSEL0_ENABLE	(1 << 22)
+#define ARCH_PERFMON_EVENTSEL_INT	(1 << 20)
+#define ARCH_PERFMON_EVENTSEL_OS	(1 << 17)
+#define ARCH_PERFMON_EVENTSEL_USR	(1 << 16)
+
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_SEL	(0x3c)
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_UMASK	(0x00 << 8)
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX (0)
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_PRESENT \
+	(1 << (ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX))
+
+union cpuid10_eax {
+	struct {
+		unsigned int version_id:8;
+		unsigned int num_counters:8;
+		unsigned int bit_width:8;
+		unsigned int mask_length:8;
+	} split;
+	unsigned int full;
+};
+
+#endif /* _ASM_X86_INTEL_ARCH_PERFMON_H */