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| author | Thomas Renninger <trenn@suse.de> | 2011-08-12 01:11:36 +0200 |
|---|---|---|
| committer | Dominik Brodowski <linux@dominikbrodowski.net> | 2011-08-15 20:03:05 +0200 |
| commit | 88f984e0e235f82a5d34f4a99244eeb14e1413e0 (patch) | |
| tree | 2935ecf2200463fbb06dab3a70fb062cd52444fc /tools | |
| parent | 2dfc818b35cbea59188cc86e86e0a0efce2b0dbe (diff) | |
| download | linux-3.10-88f984e0e235f82a5d34f4a99244eeb14e1413e0.tar.gz linux-3.10-88f984e0e235f82a5d34f4a99244eeb14e1413e0.tar.bz2 linux-3.10-88f984e0e235f82a5d34f4a99244eeb14e1413e0.zip | |
cpupower: Do not show an empty Idle_Stats monitor if no idle driver is available
By taking error values of:
sysfs_get_idlestate_count(..);
into account.
Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c b/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c index d048b96a615..bcd22a1a397 100644 --- a/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c +++ b/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c @@ -134,7 +134,7 @@ static struct cpuidle_monitor *cpuidle_register(void) /* Assume idle state count is the same for all CPUs */ cpuidle_sysfs_monitor.hw_states_num = sysfs_get_idlestate_count(0); - if (cpuidle_sysfs_monitor.hw_states_num == 0) + if (cpuidle_sysfs_monitor.hw_states_num <= 0) return NULL; for (num = 0; num < cpuidle_sysfs_monitor.hw_states_num; num++) { |