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| author | Akihiro Nagai <akihiro.nagai.hw@hitachi.com> | 2012-01-30 13:43:20 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-01-30 18:13:07 -0200 |
| commit | 0bc8d20580af74c9a8a39c200e269261e5cded05 (patch) | |
| tree | cbbf96f45695cadd4a471850e7f29c05a5497d00 /tools/perf/Documentation | |
| parent | a978f2ab4166a84c77d0f846f59690f2a892d058 (diff) | |
| download | kernel_goldelico_gta04-0bc8d20580af74c9a8a39c200e269261e5cded05.zip kernel_goldelico_gta04-0bc8d20580af74c9a8a39c200e269261e5cded05.tar.gz kernel_goldelico_gta04-0bc8d20580af74c9a8a39c200e269261e5cded05.tar.bz2 | |
perf script: Add option resolving vmlinux path
Add the option get the path of [kernel.kallsyms].
Specify '--show-kernel-path' option to use this function.
This patch enables other applications to use this output easily.
Without --show-kernel-path option
ffffffff81467612 irq_return ([kernel.kallsyms])
ffffffff81467612 irq_return ([kernel.kallsyms])
7f24fc02a6b3 _start (/lib64/ld-2.14.so)
[snip]
With --show-kernel-path option
ffffffff81467612 irq_return (/lib/modules/3.2.0+/build/vmlinux)
ffffffff81467612 irq_return (/lib/modules/3.2.0+/build/vmlinux)
7f24fc02a6b3 _start (/lib64/ld-2.14.so)
[snip]
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: yrl.pp-manager.tt@hitachi.com
Link: http://lkml.kernel.org/r/20120130044320.2384.73322.stgit@linux3
Signed-off-by: Akihiro Nagai <akihiro.nagai.hw@hitachi.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-script.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index 228c7bb..e9cbfcd 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -200,6 +200,9 @@ OPTIONS It currently includes: cpu and numa topology of the host system. It can only be used with the perf script report mode. +--show-kernel-path:: + Try to resolve the path of [kernel.kallsyms] + SEE ALSO -------- linkperf:perf-record[1], linkperf:perf-script-perl[1], |