diff options
| author | Bastian Hecht <[email protected]> | 2016-09-28 08:51:57 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2016-09-28 17:53:16 +0200 |
| commit | dd01c75f1df311793de6ef217c72036552000c9a (patch) | |
| tree | 0da39cc93ddfb308acd94a627663033a7f421bc2 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 9ca5d4fd08d1c560a46ff649221a891065039891 (diff) | |
drivers: dma-coherent: Move spinlock in dma_alloc_from_coherent()
We don't need to hold the spinlock while zeroing the allocated memory.
In case we handle big buffers this is a severe issue as other CPUs might
be spinning half a second or longer.
Signed-off-by: Bastian Hecht <[email protected]>
Signed-off-by: George G. Davis <[email protected]>
Signed-off-by: Mark Craske <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions