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| author |   Maarten Lankhorst <maarten.lankhorst@canonical.com> | 2014-09-03 16:59:41 +0200 |
|---|---|---|
| committer | Maarten Lankhorst <maarten.lankhorst@canonical.com> | 2014-09-03 17:09:11 +0200 |
| commit | d7e4d671369263381dd3a02e1f240f675be6b1f5 (patch) | |
| tree | e4c8b80b475129edbf1fec601d3d07696ef11725 /drivers/gpu/drm/qxl/qxl_release.c | |
| parent | drm/qxl: enables gem prime helpers for qxl using dummy driver callbacks (diff) | |
| download | linux-dev-d7e4d671369263381dd3a02e1f240f675be6b1f5.tar.xz linux-dev-d7e4d671369263381dd3a02e1f240f675be6b1f5.zip | |
drm/qxl: Remove release_lock stupidity
The locking of release_lock was stupid; t should have been be called with
fence_lock_irq if it was legitimately used. Unfortunately it never protected
anything except the fence implementation correctly.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_release.c')
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_release.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c index 15158c5a5b3a..828d47e90dce 100644 --- a/drivers/gpu/drm/qxl/qxl_release.c +++ b/drivers/gpu/drm/qxl/qxl_release.c @@ -71,7 +71,7 @@ static long qxl_fence_wait(struct fence *fence, bool intr, signed long timeout) retry: sc++; - if (fence_is_signaled_locked(fence)) + if (fence_is_signaled(fence)) goto signaled; qxl_io_notify_oom(qdev); @@ -80,11 +80,11 @@ retry: if (!qxl_queue_garbage_collect(qdev, true)) break; - if (fence_is_signaled_locked(fence)) + if (fence_is_signaled(fence)) goto signaled; } - if (fence_is_signaled_locked(fence)) + if (fence_is_signaled(fence)) goto signaled; if (have_drawable_releases || sc < 4) { @@ -457,8 +457,6 @@ void qxl_release_fence_buffer_objects(struct qxl_release *release) glob = bo->glob; spin_lock(&glob->lru_lock); - /* acquire release_lock to protect bo->resv->fence and its contents */ - spin_lock(&qdev->release_lock); list_for_each_entry(entry, &release->bos, head) { bo = entry->bo; @@ -468,7 +466,6 @@ void qxl_release_fence_buffer_objects(struct qxl_release *release) ttm_bo_add_to_lru(bo); __ttm_bo_unreserve(bo); } - spin_unlock(&qdev->release_lock); spin_unlock(&glob->lru_lock); ww_acquire_fini(&release->ticket); } |