[PATCH 2/4 v2] perf: Use cpu/possible instead of cpu/kernel_max

[Don Zickus]

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@xxxxxxxxxx>
---
 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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