diff options
| author | Zack Rusin <zackr@vmware.com> | 2021-05-05 06:57:38 +0300 |
|---|---|---|
| committer | Zack Rusin <zackr@vmware.com> | 2021-05-11 20:37:15 +0300 |
| commit | 8211783f16ead18702978dbafc8487a35387a0be (patch) | |
| tree | 4e503471859c97ea03e30263199827184e28107a /drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | |
| parent | 88509f698c4e38e287e016e86a0445547824135c (diff) | |
| download | linux-8211783f16ead18702978dbafc8487a35387a0be.tar.xz | |
drm/vmwgfx: Remove the reservation semaphore
Now since Christian reworked TTM to always keep objects on the LRU
list unless they are pinned we shouldn't need the reservation
semaphore. It makes the driver code a lot cleaner, especially
because it was a little hard to reason when and where the
reservation semaphore needed to be held.
Signed-off-by: Zack Rusin <zackr@vmware.com>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210505035740.286923-5-zackr@vmware.com
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index ca5360efa172..3ad07657b7d2 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -4443,10 +4443,6 @@ int vmw_execbuf_ioctl(struct drm_device *dev, void *data, goto out; } - ret = ttm_read_lock(&dev_priv->reservation_sem, true); - if (unlikely(ret != 0)) - return ret; - ret = vmw_execbuf_process(file_priv, dev_priv, (void __user *)(unsigned long)arg->commands, NULL, arg->command_size, arg->throttle_us, @@ -4454,7 +4450,6 @@ int vmw_execbuf_ioctl(struct drm_device *dev, void *data, (void __user *)(unsigned long)arg->fence_rep, NULL, arg->flags); - ttm_read_unlock(&dev_priv->reservation_sem); if (unlikely(ret != 0)) goto out; |