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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-10-01 15:20:58 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-10-02 18:36:40 -0300 |
| commit | 61eaa3be152afcbfb862a10f81341f96371c3ce3 (patch) | |
| tree | 3d7979898a5b44050bb02be45c7bad518219a1ff /tools/perf/builtin-record.c | |
| parent | 94d668d0732d469e3237da0990b3512dc0f23d09 (diff) | |
| download | lwn-61eaa3be152afcbfb862a10f81341f96371c3ce3.tar.gz lwn-61eaa3be152afcbfb862a10f81341f96371c3ce3.zip | |
perf record: Don't use globals where not needed to
Some variables were global but used in just one function, so move it to
where it belongs.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-2ce3v9qheiobs3sz6pxf4tud@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 8c029fe2e22c..e9231659754d 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -31,15 +31,6 @@ #include <sched.h> #include <sys/mman.h> -#define CALLCHAIN_HELP "do call-graph (stack chain/backtrace) recording: " - -#ifdef LIBUNWIND_SUPPORT -static unsigned long default_stack_dump_size = 8192; -static char callchain_help[] = CALLCHAIN_HELP "[fp] dwarf"; -#else -static char callchain_help[] = CALLCHAIN_HELP "[fp]"; -#endif - enum write_mode_t { WRITE_FORCE, WRITE_APPEND @@ -868,6 +859,8 @@ parse_callchain_opt(const struct option *opt __maybe_unused, const char *arg, #ifdef LIBUNWIND_SUPPORT /* Dwarf style */ } else if (!strncmp(name, "dwarf", sizeof("dwarf"))) { + const unsigned long default_stack_dump_size = 8192; + ret = 0; rec->opts.call_graph = CALLCHAIN_DWARF; rec->opts.stack_dump_size = default_stack_dump_size; @@ -930,6 +923,14 @@ static struct perf_record record = { .file_new = true, }; +#define CALLCHAIN_HELP "do call-graph (stack chain/backtrace) recording: " + +#ifdef LIBUNWIND_SUPPORT +static const char callchain_help[] = CALLCHAIN_HELP "[fp] dwarf"; +#else +static const char callchain_help[] = CALLCHAIN_HELP "[fp]"; +#endif + /* * XXX Will stay a global variable till we fix builtin-script.c to stop messing * with it and switch to use the library functions in perf_evlist that came |