Am 20.07.21 um 20:13 schrieb Jason Ekstrand:
If we have a failure, decrement the reference count so that the next call to ttm_global_init() will actually do something instead of assume everything is all set up. Signed-off-by: Jason Ekstrand <jason@xxxxxxxxxxxxxx> Fixes: 62b53b37e4b1 ("drm/ttm: use a static ttm_bo_global instance") Reviewed-by: Christian König <christian.koenig@xxxxxxx>
I've just pushed this to drm-misc-fixes. Thanks, Christian.
--- drivers/gpu/drm/ttm/ttm_device.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c index 5f31acec3ad76..519deea8e39b7 100644 --- a/drivers/gpu/drm/ttm/ttm_device.c +++ b/drivers/gpu/drm/ttm/ttm_device.c @@ -100,6 +100,8 @@ static int ttm_global_init(void) debugfs_create_atomic_t("buffer_objects", 0444, ttm_debugfs_root, &glob->bo_count); out: + if (ret) + --ttm_glob_use_count; mutex_unlock(&ttm_global_mutex); return ret; }