diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-08-19 12:20:33 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-08-19 15:25:56 +0100 |
| commit | 70d6894d1456de95a3b8b3c80f6d0714fc04fcec (patch) | |
| tree | 41e67b84a29a119afbaac733cf4431ef28de1695 /drivers/gpu/drm/i915/gt/selftest_lrc.c | |
| parent | a1e37b0259e77b1db2ff2636059cd513971ca7fa (diff) | |
| download | linux-70d6894d1456de95a3b8b3c80f6d0714fc04fcec.tar.gz | |
drm/i915: Serialize against vma moves
Make sure that when submitting requests, we always serialize against
potential vma moves and clflushes.
Time for a i915_request_await_vma() interface!
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190819112033.30638-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/gt/selftest_lrc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/selftest_lrc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c index b797be1627e9..d791158988d6 100644 --- a/drivers/gpu/drm/i915/gt/selftest_lrc.c +++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c @@ -1459,11 +1459,13 @@ static int smoke_submit(struct preempt_smoke *smoke, if (vma) { i915_vma_lock(vma); - err = rq->engine->emit_bb_start(rq, - vma->node.start, - PAGE_SIZE, 0); + err = i915_request_await_object(rq, vma->obj, false); if (!err) err = i915_vma_move_to_active(vma, rq, 0); + if (!err) + err = rq->engine->emit_bb_start(rq, + vma->node.start, + PAGE_SIZE, 0); i915_vma_unlock(vma); } |