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| author | Keir Fraser <keir.fraser@citrix.com> | 2008-09-04 11:19:17 +0100 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2008-09-04 11:19:17 +0100 |
| commit | e4e909d6e2ce5884133b3aaef13dc65fa9d244ba (patch) | |
| tree | 073c2ccf9bef0b3b78e987a4b0a44b9a9abcc4e9 /.hgignore | |
| parent | 88c6403475bd57a7ea6c1b7ba8ac96d66375e18e (diff) | |
| download | xen-e4e909d6e2ce5884133b3aaef13dc65fa9d244ba.tar.gz xen-e4e909d6e2ce5884133b3aaef13dc65fa9d244ba.tar.bz2 xen-e4e909d6e2ce5884133b3aaef13dc65fa9d244ba.zip | |
CPUIDLE: Write to ARB_DISABLE conditionally to reduce some idle overheads.
By protecting entry/exit with a spinlock we can safely determine
precisely when it is required that we assert/deassert ARB_DISABLE.
Signed-off-by: Wei Gang <gang.wei@intel.com>
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
Diffstat (limited to '.hgignore')
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