diff options
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 7afc6150ac71..100b90f3778a 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -20,6 +20,8 @@ config ARM select HAVE_GENERIC_DMA_COHERENT select HAVE_KERNEL_GZIP select HAVE_KERNEL_LZO + select HAVE_PERF_EVENTS + select PERF_USE_VMALLOC help The ARM series is a line of low-power-consumption RISC chip designs licensed by ARM Ltd and targeted at embedded applications and @@ -877,6 +879,11 @@ config XSCALE_PMU depends on CPU_XSCALE && !XSCALE_PMU_TIMER default y +config CPU_HAS_PMU + depends on CPU_V6 || CPU_V7 || XSCALE_PMU + default y + bool + if !MMU source "arch/arm/Kconfig-nommu" endif @@ -1181,6 +1188,14 @@ config HIGHPTE depends on HIGHMEM depends on !OUTER_CACHE +config HW_PERF_EVENTS + bool "Enable hardware performance counter support for perf events" + depends on PERF_EVENTS && CPU_HAS_PMU && (CPU_V6 || CPU_V7) + default y + help + Enable hardware performance counter support for perf events. If + disabled, perf events will use software events only. + source "mm/Kconfig" config LEDS |