Messages in this thread Patch in this message | | | From | Jiri Olsa <> | Subject | [PATCH 3/5] perf tools: Use cpu/possible instead of cpu/kernel_max | Date | Fri, 18 Apr 2014 12:31:57 +0200 |
| |
From: Don Zickus <dzickus@redhat.com>
The system's max configuration is represented by cpu/possible and cpu/kernel_max can be huge (4096 vs. 128), so save space by keeping smaller structures.
Signed-off-by: Don Zickus <dzickus@redhat.com> Reviewed-by: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/1396896924-129847-3-git-send-email-dzickus@redhat.com Signed-off-by: Jiri Olsa <jolsa@redhat.com> --- tools/perf/util/cpumap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c index 0a27732..3d124fb 100644 --- a/tools/perf/util/cpumap.c +++ b/tools/perf/util/cpumap.c @@ -365,7 +365,7 @@ static void set_max_cpu_num(void) goto out; /* get the highest possible cpu number for a sparse allocation */ - snprintf(path, PATH_MAX, "%s/devices/system/cpu/kernel_max", mnt); + snprintf(path, PATH_MAX, "%s/devices/system/cpu/possible", mnt); ret = get_max_num(path, &max_cpu_num); -- 1.8.3.1
| |