diff options
| author | Ben Skeggs <[email protected]> | 2017-11-01 03:56:19 +1000 |
|---|---|---|
| committer | Ben Skeggs <[email protected]> | 2017-11-02 13:32:19 +1000 |
| commit | af515ec8d3fbd8376513eee9648a52d5ab92bbac (patch) | |
| tree | 3a1a79d68c329521a8c43349254ecef4565e90b8 /tools/perf/scripts/python/intel-pt-events.py | |
| parent | f584bde6095af4d91e917be54c487258856ace89 (diff) | |
drm/nouveau/imem/nv50: move slow-path locking into rd/wr functions
This is to simplify upcoming changes. The slow-path is something that
currently occurs during bootstrap of the BAR2 VMM, while backing up an
object during suspend/resume, or when BAR2 address space runs out.
The latter is a real problem that can happen at runtime, and occurs in
Fedora 26 already (due to some change that causes a lot of channels to
be created at login), so ideally we'd prefer not to make it any slower.
We'd also like suspend/resume speed to not suffer.
Upcoming commits will solve those problems in a better way, making the
extra overhead of moving the locking here a non-issue.
Signed-off-by: Ben Skeggs <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/intel-pt-events.py')
0 files changed, 0 insertions, 0 deletions