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Commit 901e7e34 authored by Russell King's avatar Russell King
Browse files

Merge branch 'for-rmk/perf' of... 

Merge branch 'for-rmk/perf' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into devel-stable
parents 8754c4bf 2dfcb802

arch/arm/Kconfig

+2 −0
Original line number Diff line number Diff line
@@ -51,6 +51,8 @@ config ARM 
	select HAVE_MOD_ARCH_SPECIFIC if ARM_UNWIND

	select HAVE_OPROFILE if (HAVE_PERF_EVENTS)

	select HAVE_PERF_EVENTS

	select HAVE_PERF_REGS

	select HAVE_PERF_USER_STACK_DUMP

	select HAVE_REGS_AND_STACK_ACCESS_API

	select HAVE_SYSCALL_TRACEPOINTS

	select HAVE_UID16

arch/arm/include/uapi/asm/Kbuild

+1 −0
Original line number Diff line number Diff line
@@ -7,6 +7,7 @@ header-y += hwcap.h 
header-y += ioctls.h

header-y += kvm_para.h

header-y += mman.h

header-y += perf_regs.h

header-y += posix_types.h

header-y += ptrace.h

header-y += setup.h

arch/arm/include/uapi/asm/perf_regs.h

0 → 100644
+23 −0
Original line number Diff line number Diff line 
#ifndef _ASM_ARM_PERF_REGS_H

#define _ASM_ARM_PERF_REGS_H



enum perf_event_arm_regs {

	PERF_REG_ARM_R0,

	PERF_REG_ARM_R1,

	PERF_REG_ARM_R2,

	PERF_REG_ARM_R3,

	PERF_REG_ARM_R4,

	PERF_REG_ARM_R5,

	PERF_REG_ARM_R6,

	PERF_REG_ARM_R7,

	PERF_REG_ARM_R8,

	PERF_REG_ARM_R9,

	PERF_REG_ARM_R10,

	PERF_REG_ARM_FP,

	PERF_REG_ARM_IP,

	PERF_REG_ARM_SP,

	PERF_REG_ARM_LR,

	PERF_REG_ARM_PC,

	PERF_REG_ARM_MAX,

};

#endif /* _ASM_ARM_PERF_REGS_H */

arch/arm/kernel/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -78,6 +78,7 @@ obj-$(CONFIG_CPU_XSC3) += xscale-cp0.o 
obj-$(CONFIG_CPU_MOHAWK)	+= xscale-cp0.o

obj-$(CONFIG_CPU_PJ4)		+= pj4-cp0.o

obj-$(CONFIG_IWMMXT)		+= iwmmxt.o

obj-$(CONFIG_PERF_EVENTS)	+= perf_regs.o

obj-$(CONFIG_HW_PERF_EVENTS)	+= perf_event.o perf_event_cpu.o

AFLAGS_iwmmxt.o			:= -Wa,-mcpu=iwmmxt

obj-$(CONFIG_ARM_CPU_TOPOLOGY)  += topology.o

arch/arm/kernel/perf_event.c

+1 −2
Original line number Diff line number Diff line
@@ -256,12 +256,11 @@ validate_event(struct pmu_hw_events *hw_events, 
	       struct perf_event *event)

{

	struct arm_pmu *armpmu = to_arm_pmu(event->pmu);

	struct pmu *leader_pmu = event->group_leader->pmu;



	if (is_software_event(event))

		return 1;



	if (event->pmu != leader_pmu || event->state < PERF_EVENT_STATE_OFF)

	if (event->state < PERF_EVENT_STATE_OFF)

		return 1;



	if (event->state == PERF_EVENT_STATE_OFF && !event->attr.enable_on_exec)