diff options
| author | Chris Wilson <[email protected]> | 2016-08-05 10:14:18 +0100 |
|---|---|---|
| committer | Chris Wilson <[email protected]> | 2016-08-05 10:54:40 +0100 |
| commit | 3fdc13c7a3cbd5788daad4cf1ddc619856e2f1c0 (patch) | |
| tree | f7997345d3475a10541ed0806f41fb971589e98e /lib/mpi/mpi-bit.c | |
| parent | 033d549b811ea8512efd57fa5fb5c53e498e0db3 (diff) | |
drm/i915: Remove (struct_mutex) locking for busy-ioctl
By applying the same logic as for wait-ioctl, we can query whether a
request has completed without holding struct_mutex. The biggest impact
system-wide is removing the flush_active and the contention that causes.
Testcase: igt/gem_busy
Signed-off-by: Chris Wilson <[email protected]>
Cc: Akash Goel <[email protected]>
Reviewed-by: Joonas Lahtinen <[email protected]>
Link: http://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'lib/mpi/mpi-bit.c')
0 files changed, 0 insertions, 0 deletions