diff options
| author | Bert Kenward <bkenward@solarflare.com> | 2015-10-26 17:23:42 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-10-28 05:40:33 +0300 |
| commit | c0f9c7e45d374ce6dc369443fa586c2fe228c345 (patch) | |
| tree | c085878e09c59da0678d3efde12f01597bc8eca8 /include/linux/debug_locks.h | |
| parent | 080a270f5adec1ada1357eb66321e7222cc34301 (diff) | |
| download | linux-c0f9c7e45d374ce6dc369443fa586c2fe228c345.tar.xz | |
sfc: replace spinlocks with bit ops for busy poll locking
This patch reduces the overhead of locking for busy poll.
Previously the state was protected by a lock, whereas now
it's manipulated solely with atomic operations.
Signed-off-by: Shradha Shah <sshah@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/debug_locks.h')
0 files changed, 0 insertions, 0 deletions