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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-08-30 19:03:25 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-08-30 21:17:48 +0100 |
| commit | aabbe344dc3ca5f7d8263a02608ba6179e8a4499 (patch) | |
| tree | 0396b9f520b02c76456bb3220140515e7c9650ca /tools/perf/scripts/python/bin/stackcollapse-record | |
| parent | c1d143dd2ac8d481500fec4c0d715ff301d2766f (diff) | |
| download | kernel-aabbe344dc3ca5f7d8263a02608ba6179e8a4499.tar.gz | |
drm/i915: Use RCU for unlocked vm_idr lookup
Since i915_address_space is now RCU protected, we can do the vm_idr lookup
without taking the vm_idr_mutex, just with the rcu_read_lock() instead.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190830180325.7755-1-chris@chris-wilson.co.uk
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-record')
0 files changed, 0 insertions, 0 deletions