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authorArnaldo Carvalho de Melo <acme@redhat.com>2012-10-06 14:57:10 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-10-06 16:33:14 -0300
commit0c1fe6b2f30fa275d939071293b6e28771283f6d (patch)
treeebb758186c877498940002396fd39916bc831da1 /tools/perf/perf.c
parent6e92349d5a814a3f633a43d9d6bd3b199ef3ad72 (diff)
downloadlinux-0c1fe6b2f30fa275d939071293b6e28771283f6d.tar.gz
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>
Diffstat (limited to 'tools/perf/perf.c')
-rw-r--r--tools/perf/perf.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 6d50eb0b4251..d480d8a412b8 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -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";