vmap_lock 77 drivers/gpu/drm/drm_gem_shmem_helper.c mutex_init(&shmem->vmap_lock); vmap_lock 133 drivers/gpu/drm/drm_gem_shmem_helper.c mutex_destroy(&shmem->vmap_lock); vmap_lock 295 drivers/gpu/drm/drm_gem_shmem_helper.c ret = mutex_lock_interruptible(&shmem->vmap_lock); vmap_lock 299 drivers/gpu/drm/drm_gem_shmem_helper.c mutex_unlock(&shmem->vmap_lock); vmap_lock 334 drivers/gpu/drm/drm_gem_shmem_helper.c mutex_lock(&shmem->vmap_lock); vmap_lock 336 drivers/gpu/drm/drm_gem_shmem_helper.c mutex_unlock(&shmem->vmap_lock); vmap_lock 85 include/drm/drm_gem_shmem_helper.h struct mutex vmap_lock;