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| author | Will Deacon <will.deacon@arm.com> | 2013-09-26 12:36:35 +0100 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2013-09-30 16:41:50 +0100 |
| commit | 49863894db3ed7bd41541b1c17733273966cea71 (patch) | |
| tree | 11ae0ce6aadc67d797ae15ce4951c610ef1edcd0 /arch/arm/Kconfig | |
| parent | 15c03dd4859ab16f9212238f29dd315654aa94f6 (diff) | |
| download | lwn-49863894db3ed7bd41541b1c17733273966cea71.tar.gz lwn-49863894db3ed7bd41541b1c17733273966cea71.zip | |
ARM: perf: add support for perf registers API
This patch implements the functions required for the perf registers API,
allowing the perf tool to interface kernel register dumps with libunwind
in order to provide userspace backtracing.
Cc: Jean Pihet <jean.pihet@linaro.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 1ad6fb6c094d..899d0c6ec2c5 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -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 |