diff options
| author | Mao Han <han_mao@c-sky.com> | 2019-04-15 17:17:29 +0800 |
|---|---|---|
| committer | Guo Ren <ren_guo@c-sky.com> | 2019-04-22 13:44:57 +0800 |
| commit | daac95e70f482e7add3305ee5e38f00dca505268 (patch) | |
| tree | 9b33464b7770ef5a5ca52617abca314ee01fb390 /arch/csky/Kconfig | |
| parent | 0eaf50deec8d550164b3cf6a5d68ec1072916f0e (diff) | |
csky: Add support for perf registers sampling
This patch implements the perf registers sampling and validation API
for csky arch. The valid registers and their register ID are defined in
perf_regs.h. Perf tool can backtrace in userspace with unwind library
and the registers/user stack dump support.
Signed-off-by: Mao Han <han_mao@c-sky.com>
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Diffstat (limited to 'arch/csky/Kconfig')
| -rw-r--r-- | arch/csky/Kconfig | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig index c4974cf6a222..8e45c7ac8e24 100644 --- a/arch/csky/Kconfig +++ b/arch/csky/Kconfig @@ -38,6 +38,8 @@ config CSKY select HAVE_KERNEL_LZO select HAVE_KERNEL_LZMA select HAVE_PERF_EVENTS + select HAVE_PERF_REGS + select HAVE_PERF_USER_STACK_DUMP select HAVE_DMA_API_DEBUG select HAVE_DMA_CONTIGUOUS select HAVE_SYSCALL_TRACEPOINTS |