perf tools: Have the page size value available for all tools

Its such a common need that we might as well have a global with that
value.

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-mwfqji9f17k5j81l1404dk3q@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2012-10-06 14:57:10 -03:00
parent 6e92349d5a
commit 0c1fe6b2f3
7 changed files with 7 additions and 10 deletions

View file

@ -440,6 +440,8 @@ int main(int argc, const char **argv)
{
const char *cmd;
page_size = sysconf(_SC_PAGE_SIZE);
cmd = perf_extract_argv0_path(argv[0]);
if (!cmd)
cmd = "perf-help";