> -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Christian König > Sent: Monday, October 30, 2017 10:00 AM > To: dri-devel at lists.freedesktop.org; amd-gfx at lists.freedesktop.org > Subject: [PATCH] drm/ttm: once more fix ttm_buffer_object_transfer > > From: Christian König <christian.koenig at amd.com> > > When the mutex is locked just in the moment we copy it we end up with a > warning that we release a locked mutex. > > Fix this by properly reinitializing the mutex. > > Signed-off-by: Christian König <christian.koenig at amd.com> Reviewed-by: Alex Deucher <alexander.deucher at amd.com> Stable? Alex > --- > drivers/gpu/drm/ttm/ttm_bo_util.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c > b/drivers/gpu/drm/ttm/ttm_bo_util.c > index 78cb99be7146..e7a519f1849b 100644 > --- a/drivers/gpu/drm/ttm/ttm_bo_util.c > +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c > @@ -474,6 +474,7 @@ static int ttm_buffer_object_transfer(struct > ttm_buffer_object *bo, > INIT_LIST_HEAD(&fbo->lru); > INIT_LIST_HEAD(&fbo->swap); > INIT_LIST_HEAD(&fbo->io_reserve_lru); > + mutex_init(&fbo->wu_mutex); > fbo->moving = NULL; > drm_vma_node_reset(&fbo->vma_node); > atomic_set(&fbo->cpu_writers, 0); > -- > 2.11.0 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
