perf report: Find the inline stack for a given address
authorJin Yao <yao.jin@linux.intel.com>
Sat, 25 Mar 2017 20:34:26 +0000 (04:34 +0800)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Mon, 27 Mar 2017 15:00:38 +0000 (12:00 -0300)
commita64489c56c307bf0955f0489158c5ecf6aa10fe2
treec509e096dd947ec390f3ec30d82f925e2e04763c
parent5580338d0f207921bc1fef5b668cd564adcc3419
perf report: Find the inline stack for a given address

It would be useful for perf to support a mode to query the inline stack
for a given callgraph address. This would simplify finding the right
code in code that does a lot of inlining.

The srcline.c has contained the code which supports to translate the
address to filename:line_nr. This patch just extends the function to let
it support getting the inline stacks.

It introduces the inline_list which will store the inline function
result (filename:line_nr and funcname).

If BFD lib is not supported, the result is only filename:line_nr.

Signed-off-by: Yao Jin <yao.jin@linux.intel.com>
Tested-by: Milian Wolff <milian.wolff@kdab.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@intel.com>
Link: http://lkml.kernel.org/r/1490474069-15823-3-git-send-email-yao.jin@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/util/srcline.c
tools/perf/util/symbol-elf.c
tools/perf/util/symbol-minimal.c
tools/perf/util/symbol.h
tools/perf/util/util.h