From 8211783f16ead18702978dbafc8487a35387a0be Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Tue, 4 May 2021 23:57:38 -0400 Subject: 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 Reviewed-by: Roland Scheidegger Link: https://patchwork.freedesktop.org/patch/msgid/20210505035740.286923-5-zackr@vmware.com --- drivers/gpu/drm/vmwgfx/vmwgfx_shader.c | 6 ------ 1 file changed, 6 deletions(-) (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_shader.c') diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c index a0db06564013..b391975871a5 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c @@ -876,15 +876,9 @@ static int vmw_shader_define(struct drm_device *dev, struct drm_file *file_priv, goto out_bad_arg; } - ret = ttm_read_lock(&dev_priv->reservation_sem, true); - if (unlikely(ret != 0)) - goto out_bad_arg; - ret = vmw_user_shader_alloc(dev_priv, buffer, size, offset, shader_type, num_input_sig, num_output_sig, tfile, shader_handle); - - ttm_read_unlock(&dev_priv->reservation_sem); out_bad_arg: vmw_bo_unreference(&buffer); return ret; -- cgit v1.2.3