| commit | d3ba720dd58cdf6630fee4b89482c465d5ad0d0f | [log] [tgz] |
|---|---|---|
| author | K. Y. Srinivasan <[email protected]> | Tue Apr 08 18:45:53 2014 -0700 |
| committer | Greg Kroah-Hartman <[email protected]> | Sat May 03 19:24:26 2014 -0400 |
| tree | 03ea0aba6f0509bf7c501dee9ae6e931634f3c4b | |
| parent | e4d8270e604c3202131bac607969605ac397b893 [diff] |
Drivers: hv: Eliminate the channel spinlock in the callback path By ensuring that we set the callback handler to NULL in the channel close path on the same CPU that the channel is bound to, we can eliminate this lock acquisition and release in a performance critical path. Signed-off-by: K. Y. Srinivasan <[email protected]> Reviewed-by: Haiyang Zhang <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>