| commit | e60a0b107b3df072e23cb6d68510aa2615b059ce | [log] [tgz] |
|---|---|---|
| author | Chris Wilson <chris@chris-wilson.co.uk> | Wed Oct 13 10:09:14 2010 +0100 |
| committer | Chris Wilson <chris@chris-wilson.co.uk> | Tue Oct 19 09:17:11 2010 +0100 |
| tree | 2cb350c6d8bd2a67bcb32b26e6d74808a86d042e | |
| parent | 7b5337ddbaf7e4b71ef6fd6307c6f9ef84f636e9 [diff] |
drm/i915: Sleep whilst waiting for the ring If userspace is submitting so many long running batches that the ring becomes full, throttle by sleeping for a 1ms before checking for free space. Simply yielding was causing excessive scheduler overhead whilst making no progress. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>