leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/vmgfx: kill off unused init_mutex

Browse Source 
According to the docs - prevents firstopen/lastclose races. Yet never
used in practise.

Cc: VMware Graphics <linux-graphics-maintainer@vmware.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190522164119.24139-2-emil.l.velikov@gmail.com
This commit is contained in:
Emil Velikov 2019-05-22 17:41:16 +01:00 committed by Emil Velikov
parent 3cd74023ea
commit bcde7d345c
2 changed files with 0 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
View File

@ -641,7 +641,6 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
INIT_LIST_HEAD(&dev_priv->res_lru[i]);
}
mutex_init(&dev_priv->init_mutex);
init_waitqueue_head(&dev_priv->fence_queue);
init_waitqueue_head(&dev_priv->fifo_queue);
dev_priv->fence_queue_waiters = 0;

5
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
View File

@ -484,11 +484,6 @@ struct vmw_private {
spinlock_t resource_lock;
struct idr res_idr[vmw_res_max];
/*
* Block lastclose from racing with firstopen.
*/
struct mutex init_mutex;
/*
* A resource manager for kernel-only surfaces and