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author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-08-13 15:39:10 -0400 |
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committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-08-13 15:39:10 -0400 |
commit | 0980bd9cd32de2fef7eaa2858345c49d14498625 (patch) | |
tree | 41f5f823d0569a81b22037e79c22d823933a63f1 /arch/arm/oprofile/common.c | |
parent | 78821b2c0299ab807d483802f09897728b93bce0 (diff) | |
parent | 0d7614f09c1ebdbaa1599a5aba7593f147bf96ee (diff) |
Merge commit 'v3.6-rc1' into linux-next
* commit 'v3.6-rc1': (9532 commits)
Linux 3.6-rc1
mm: remove node_start_pfn checking in new WARN_ON for now
ARM: mmp: add missing irqs.h
arm: mvebu: fix typo in .dtsi comment for Armada XP SoCs
ARM: PRIMA2: delete redundant codes to restore LATCHED when timer resumes
libceph: fix crypto key null deref, memory leak
ceph: simplify+fix atomic_open
sh: explicitly include sh_dma.h in setup-sh7722.c
um: Add arch/x86/um to MAINTAINERS
um: pass siginfo to guest process
um: fix ubd_file_size for read-only files
md/dm-raid: DM_RAID should select MD_RAID10
md/raid1: submit IO from originating thread instead of md thread.
raid5: raid5d handle stripe in batch way
raid5: make_request use batch stripe release
um: pull interrupt_end() into userspace()
um: split syscall_trace(), pass pt_regs to it
um: switch UPT_SET_RETURN_VALUE and regs_return_value to pt_regs
MIPS: Loongson 2: Sort out clock managment.
locks: remove unused lm_release_private
...
Diffstat (limited to 'arch/arm/oprofile/common.c')
-rw-r--r-- | arch/arm/oprofile/common.c | 43 |
1 files changed, 27 insertions, 16 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c index 4e0a371630b3..99c63d4b6af8 100644 --- a/arch/arm/oprofile/common.c +++ b/arch/arm/oprofile/common.c @@ -23,26 +23,37 @@ #include <asm/ptrace.h> #ifdef CONFIG_HW_PERF_EVENTS + +/* + * OProfile has a curious naming scheme for the ARM PMUs, but they are + * part of the user ABI so we need to map from the perf PMU name for + * supported PMUs. + */ +static struct op_perf_name { + char *perf_name; + char *op_name; +} op_perf_name_map[] = { + { "xscale1", "arm/xscale1" }, + { "xscale1", "arm/xscale2" }, + { "v6", "arm/armv6" }, + { "v6mpcore", "arm/mpcore" }, + { "ARMv7 Cortex-A8", "arm/armv7" }, + { "ARMv7 Cortex-A9", "arm/armv7-ca9" }, +}; + char *op_name_from_perf_id(void) { - enum arm_perf_pmu_ids id = armpmu_get_pmu_id(); + int i; + struct op_perf_name names; + const char *perf_name = perf_pmu_name(); - switch (id) { - case ARM_PERF_PMU_ID_XSCALE1: - return "arm/xscale1"; - case ARM_PERF_PMU_ID_XSCALE2: - return "arm/xscale2"; - case ARM_PERF_PMU_ID_V6: - return "arm/armv6"; - case ARM_PERF_PMU_ID_V6MP: - return "arm/mpcore"; - case ARM_PERF_PMU_ID_CA8: - return "arm/armv7"; - case ARM_PERF_PMU_ID_CA9: - return "arm/armv7-ca9"; - default: - return NULL; + for (i = 0; i < ARRAY_SIZE(op_perf_name_map); ++i) { + names = op_perf_name_map[i]; + if (!strcmp(names.perf_name, perf_name)) + return names.op_name; } + + return NULL; } #endif |