[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1396896924-129847-3-git-send-email-dzickus@redhat.com>
Date: Mon, 7 Apr 2014 14:55:22 -0400
From: Don Zickus <dzickus@...hat.com>
To: acme@...stprotocols.net
Cc: LKML <linux-kernel@...r.kernel.org>, jolsa@...hat.com,
namhyung@...il.com, Don Zickus <dzickus@...hat.com>
Subject: [PATCH 2/4 v2] perf: Use cpu/possible instead of cpu/kernel_max
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@...hat.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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists