diff options
| author | Helmut Schaa <[email protected]> | 2011-03-03 19:45:16 +0100 |
|---|---|---|
| committer | John W. Linville <[email protected]> | 2011-03-04 14:06:48 -0500 |
| commit | 0aa13b2e06fbb8327c7acb4ccf684b2b65c302ce (patch) | |
| tree | 2393be04e8ea1015a8a67b52eaa13b33204aa532 /tools/perf/scripts/python/failed-syscalls-by-pid.py | |
| parent | 567108ebd352f21640c536ea3b39584f9e7c28f8 (diff) | |
rt2x00: Revise irqmask locking for PCI devices
The PCI device irqmask is locked by a spin_lock. Currently
spin_lock_irqsave is used everywhere. To reduce the locking overhead
replace spin_lock_irqsave in hard irq context with spin_lock and in
soft irq context with spin_lock_irq.
Signed-off-by: Helmut Schaa <[email protected]>
Signed-off-by: Ivo van Doorn <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/failed-syscalls-by-pid.py')
0 files changed, 0 insertions, 0 deletions