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authorThomas Renninger <trenn@suse.de>2011-08-12 01:11:37 +0200
committerDominik Brodowski <linux@dominikbrodowski.net>2011-08-15 20:03:10 +0200
commit7c74d2bc5a9d43d33d6f16c1e706147162e2bc52 (patch)
treef9a3578dca29ca782df483d9cdc8f5bc376d5ef2 /tools/power/cpupower/utils/helpers/helpers.h
parent88f984e0e235f82a5d34f4a99244eeb14e1413e0 (diff)
cpupower: Better detect offlined CPUs
Before, checking for offlined CPUs was done dirty and it was checked whether topology parsing returned -1 values. But this is a valid case on a Xen (and possibly other) kernels. Do proper online/offline checking, also take CONFIG_HOTPLUG_CPU option into account (no /sys/devices/../cpuX/online file). Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'tools/power/cpupower/utils/helpers/helpers.h')
-rw-r--r--tools/power/cpupower/utils/helpers/helpers.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/power/cpupower/utils/helpers/helpers.h b/tools/power/cpupower/utils/helpers/helpers.h
index 592ee362b877..7a83022733b2 100644
--- a/tools/power/cpupower/utils/helpers/helpers.h
+++ b/tools/power/cpupower/utils/helpers/helpers.h
@@ -96,6 +96,9 @@ struct cpupower_topology {
int pkg;
int core;
int cpu;
+
+ /* flags */
+ unsigned int is_online:1;
} *core_info;
};