diff options
| author | Leon Romanovsky <[email protected]> | 2018-07-10 13:31:48 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <[email protected]> | 2018-07-13 12:09:57 -0600 |
| commit | 40ddacf2dda952e0f33b40d850bf5f7403bdbe0f (patch) | |
| tree | fa48e9042a67efda006a5da0266d40117740db46 /tools/perf/util/scripting-engines/trace-event-perl.c | |
| parent | 6869e0004fe16184acd6488f0c637e0081a84a8a (diff) | |
RDMA/umem: Don't hold mmap_sem for too long
DMA mapping is time consuming operation and doesn't need to be performed
with mmap_sem semaphore is held.
The semaphore only needs to be held for accounting and get_user_pages
related activities.
Signed-off-by: Huy Nguyen <[email protected]>
Signed-off-by: Leon Romanovsky <[email protected]>
Signed-off-by: Jason Gunthorpe <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-perl.c')
0 files changed, 0 insertions, 0 deletions