Messages in this thread Patch in this message | | | From | Don Zickus <> | Subject | [PATCH 2/4 v2] perf: Use cpu/possible instead of cpu/kernel_max | Date | Mon, 7 Apr 2014 14:55:22 -0400 |
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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> --- 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 1b75434..22adfd0 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); -- 1.7.11.7
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