> Still having difficulty to reproduce can you reproduce with the attached > printk debuging patch and provide the log (only few printk preceding the > oops or segfault are interesting).
http://darnok.org/vga/move_notify-v212.log > > Cheers, > Jerome > >From 862e2cc6d35d85404ed24d24c5a5c49c5ef45fc7 Mon Sep 17 00:00:00 2001 > From: Jerome Glisse <jglisse at redhat.com> > Date: Fri, 6 Jan 2012 13:20:08 -0500 > Subject: [PATCH] TTM-DEBUG-PRINTK > > --- > drivers/gpu/drm/nouveau/nouveau_bo.c | 2 ++ > 1 files changed, 2 insertions(+), 0 deletions(-) > > diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c > b/drivers/gpu/drm/nouveau/nouveau_bo.c > index 724b41a..326b64a 100644 > --- a/drivers/gpu/drm/nouveau/nouveau_bo.c > +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c > @@ -812,12 +812,14 @@ nouveau_bo_move_ntfy(struct ttm_buffer_object *bo, > struct ttm_mem_reg *new_mem) > struct nouveau_bo *nvbo = nouveau_bo(bo); > struct nouveau_vma *vma; > > +DRM_INFO("%s list (%p %p)\n", __func__, nvbo->vma_list.prev, > nvbo->vma_list.next); > list_for_each_entry(vma, &nvbo->vma_list, head) { > if (new_mem && new_mem->mem_type == TTM_PL_VRAM) { > nouveau_vm_map(vma, new_mem->mm_node); > } else > if (new_mem && new_mem->mem_type == TTM_PL_TT && > nvbo->page_shift == vma->vm->spg_shift) { > +DRM_INFO("%s vma %p new mem %p %d pages\n", __func__, vma, new_mem, > new_mem->num_pages); > nouveau_vm_map_sg(vma, 0, new_mem-> > num_pages << PAGE_SHIFT, > new_mem->mm_node); > -- > 1.7.5.4 >
