diff options
| author | Anton Blanchard <[email protected]> | 2012-06-03 19:43:44 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <[email protected]> | 2012-07-03 14:14:47 +1000 |
| commit | 67ca141567519a6b0ec81850a7b6569b6d8c2b52 (patch) | |
| tree | 204f16ef14591930529216357f39a4ed88ced14e /tools/perf/scripts/python/net_dropmonitor.py | |
| parent | 0e4bc95d87394364f408627067238453830bdbf3 (diff) | |
powerpc/iommu: Reduce spinlock coverage in iommu_free
This patch moves tce_free outside of the lock in iommu_free.
Some performance numbers were obtained with a Chelsio T3 adapter on
two POWER7 boxes, running a 100 session TCP round robin test.
Performance improved 25% with this patch applied.
Signed-off-by: Anton Blanchard <[email protected]>
Signed-off-by: Benjamin Herrenschmidt <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/net_dropmonitor.py')
0 files changed, 0 insertions, 0 deletions