diff options
| author | Keir Fraser <keir.fraser@citrix.com> | 2009-01-05 11:16:12 +0000 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2009-01-05 11:16:12 +0000 |
| commit | 34c6decb5eea92e10aa157321ecb455b854aa351 (patch) | |
| tree | 9018e6217ae75611009f5963ff6d8b40071b895c /Makefile | |
| parent | 8005ca26cb1c8a42e4652fba9c8e5b9d5fc4b82b (diff) | |
| download | xen-34c6decb5eea92e10aa157321ecb455b854aa351.tar.gz xen-34c6decb5eea92e10aa157321ecb455b854aa351.tar.bz2 xen-34c6decb5eea92e10aa157321ecb455b854aa351.zip | |
Cpufreq: prevent negative px resident time, add spinlock to avoid race
Due to NOW() value may drift between different cpus, we add protection
to prevent negative px resident time.
Due to both cpufreq logic and xenpm may race accessing
cpufreq_statistic_data, we add spinlock to avoid race.
Signed-off-by: Liu, Jinsong <jinsong.liu@intel.com>
Diffstat (limited to 'Makefile')
0 files changed, 0 insertions, 0 deletions