Re: [PATCH v2 2/2] csky: add support for libdw

Hi Mao, On Tue, Apr 02, 2019 at 02:35:43PM +0800, Mao Han wrote: > diff --git a/tools/arch/csky/include/uapi/asm/perf_regs.h > b/tools/arch/csky/include/uapi/asm/perf_regs.h > new file mode 100644 > index 000..337d8fa > --- /dev/null > +++ b/tools/arch/csky/include/uapi/asm/perf_regs.h > @@ -

[PATCH v2 2/2] csky: add support for libdw

This patch add support for DWARF register mappings and libdw registers initialization, which is used by perf callchain analyzing when --call-graph=dwarf is given. CC: Peter Zijlstra CC: Ingo Molnar CC: Arnaldo Carvalho de Melo CC: Alexander Shishkin CC: Jiri Olsa CC: Namhyung Kim CC: Guo Ren