From b84f30e65c2352c6400b9c748b918ca4031f5d4a Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Mon, 28 Feb 2011 17:20:45 +1000 Subject: [PATCH] drm/nvc0: remove vm hack forcing large/small pages to not share a PDE Appears to be fixed with commit: "drm/nv50-nvc0: make sure vma is definitely unmapped when destroying bo" Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_vm.c | 13 +------------ 1 file changed, 1 insertion(+), 12 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_vm.c b/drivers/gpu/drm/nouveau/nouveau_vm.c index 62824c80bcb8..0059e6f58a8b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_vm.c +++ b/drivers/gpu/drm/nouveau/nouveau_vm.c @@ -314,18 +314,7 @@ nouveau_vm_new(struct drm_device *dev, u64 offset, u64 length, u64 mm_offset, vm->spg_shift = 12; vm->lpg_shift = 17; pgt_bits = 27; - - /* Should be 4096 everywhere, this is a hack that's - * currently necessary to avoid an elusive bug that - * causes corruption when mixing small/large pages - */ - if (length < (1ULL << 40)) - block = 4096; - else { - block = (1 << pgt_bits); - if (length < block) - block = length; - } + block = 4096; } else { kfree(vm); return -ENOSYS; -- 2.20.1