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| author |   Andreea-Cristina Bernat <bernat.ada@gmail.com> | 2014-08-18 17:41:01 +0300 |
|---|---|---|
| committer |   Jens Axboe <axboe@fb.com> | 2014-11-04 13:17:08 -0700 |
| commit | 062261be4e39e35bdf2fba16a4b2d8a432ae8281 (patch) | |
| tree | a423860d3876bcecd1b09cf30c651114377ce04e /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | NVMe: Correctly handle IOCTL_SUBMIT_IO when cpus > online queues (diff) | |
| download | linux-dev-062261be4e39e35bdf2fba16a4b2d8a432ae8281.tar.xz linux-dev-062261be4e39e35bdf2fba16a4b2d8a432ae8281.zip | |
nvme: Replace rcu_assign_pointer() with RCU_INIT_POINTER()
The use of "rcu_assign_pointer()" is NULLing out the pointer.
According to RCU_INIT_POINTER()'s block comment:
"1. This use of RCU_INIT_POINTER() is NULLing out the pointer"
it is better to use it instead of rcu_assign_pointer() because it has a
smaller overhead.
The following Coccinelle semantic patch was used:
@@
@@
- rcu_assign_pointer
+ RCU_INIT_POINTER
(..., NULL)
Signed-off-by: Andreea-Cristina Bernat <bernat.ada@gmail.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions