Messages in this thread Patch in this message | | | From | Frederic Weisbecker <> | Subject | [PATCH 5/6] hw_breakpoints: Only force perf events if breakpoints are selected | Date | Thu, 14 Jul 2011 17:03:56 +0200 |
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Previously, arch were forced to always build perf events if they supported hw_breakpoints.
Now that the user can choose not to build hw_breakpoints, let only force perf events if hw_breakpoints are selected.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Acked-by: Paul Mundt <lethal@linux-sh.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Will Deacon <will.deacon@arm.com> Cc: Prasad <prasad@linux.vnet.ibm.com> --- arch/sh/Kconfig | 1 - arch/x86/Kconfig | 1 - init/Kconfig | 1 + 3 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 0a59a82..7130d4b 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -46,7 +46,6 @@ config SUPERH32 select HAVE_HW_BREAKPOINT select HW_BREAKPOINT select HAVE_MIXED_BREAKPOINTS_REGS - select PERF_EVENTS select ARCH_HIBERNATION_POSSIBLE if MMU select SPARSE_IRQ diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index d7a255d..67979f4 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -54,7 +54,6 @@ config X86 select HAVE_KERNEL_LZO select HAVE_HW_BREAKPOINT select HAVE_MIXED_BREAKPOINTS_REGS - select PERF_EVENTS select HAVE_PERF_EVENTS_NMI select ANON_INODES select HAVE_ARCH_KMEMCHECK diff --git a/init/Kconfig b/init/Kconfig index 9eec0df..3cf7855 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -926,6 +926,7 @@ menuconfig EXPERT config HW_BREAKPOINT bool "Hardware breakpoints" if EXPERT depends on HAVE_HW_BREAKPOINT + select PERF_EVENTS default y help Hardware breakpoints are a feature implemented by most CPUs -- 1.7.5.4
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