From 938c40ed69b2c1eceb72247b5e8975b28afc195f Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 12 Oct 2010 09:54:54 +1000 Subject: [PATCH] drm/nouveau: use interruptible waits during pushbuf validation Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_gem.c | 31 ++++++++++++++++----------- 1 file changed, 19 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index e14d10e38870..23b521ea8e04 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -299,14 +299,15 @@ retry: return -EINVAL; } - ret = ttm_bo_reserve(&nvbo->bo, false, false, true, sequence); + ret = ttm_bo_reserve(&nvbo->bo, true, false, true, sequence); if (ret) { validate_fini(op, NULL); - if (ret == -EAGAIN) - ret = ttm_bo_wait_unreserved(&nvbo->bo, false); + if (unlikely(ret == -EAGAIN)) + ret = ttm_bo_wait_unreserved(&nvbo->bo, true); drm_gem_object_unreference_unlocked(gem); - if (ret) { - NV_ERROR(dev, "fail reserve\n"); + if (unlikely(ret)) { + if (ret != -ERESTARTSYS) + NV_ERROR(dev, "fail reserve\n"); return ret; } goto retry; @@ -365,10 +366,11 @@ validate_list(struct nouveau_channel *chan, struct list_head *list, nvbo->channel = (b->read_domains & (1 << 31)) ? NULL : chan; ret = ttm_bo_validate(&nvbo->bo, &nvbo->placement, - false, false, false); + true, false, false); nvbo->channel = NULL; if (unlikely(ret)) { - NV_ERROR(dev, "fail ttm_validate\n"); + if (ret != -ERESTARTSYS) + NV_ERROR(dev, "fail ttm_validate\n"); return ret; } @@ -420,13 +422,15 @@ nouveau_gem_pushbuf_validate(struct nouveau_channel *chan, ret = validate_init(chan, file_priv, pbbo, nr_buffers, op); if (unlikely(ret)) { - NV_ERROR(dev, "validate_init\n"); + if (ret != -ERESTARTSYS) + NV_ERROR(dev, "validate_init\n"); return ret; } ret = validate_list(chan, &op->vram_list, pbbo, user_buffers); if (unlikely(ret < 0)) { - NV_ERROR(dev, "validate vram_list\n"); + if (ret != -ERESTARTSYS) + NV_ERROR(dev, "validate vram_list\n"); validate_fini(op, NULL); return ret; } @@ -434,7 +438,8 @@ nouveau_gem_pushbuf_validate(struct nouveau_channel *chan, ret = validate_list(chan, &op->gart_list, pbbo, user_buffers); if (unlikely(ret < 0)) { - NV_ERROR(dev, "validate gart_list\n"); + if (ret != -ERESTARTSYS) + NV_ERROR(dev, "validate gart_list\n"); validate_fini(op, NULL); return ret; } @@ -442,7 +447,8 @@ nouveau_gem_pushbuf_validate(struct nouveau_channel *chan, ret = validate_list(chan, &op->both_list, pbbo, user_buffers); if (unlikely(ret < 0)) { - NV_ERROR(dev, "validate both_list\n"); + if (ret != -ERESTARTSYS) + NV_ERROR(dev, "validate both_list\n"); validate_fini(op, NULL); return ret; } @@ -628,7 +634,8 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data, ret = nouveau_gem_pushbuf_validate(chan, file_priv, bo, req->buffers, req->nr_buffers, &op, &do_reloc); if (ret) { - NV_ERROR(dev, "validate: %d\n", ret); + if (ret != -ERESTARTSYS) + NV_ERROR(dev, "validate: %d\n", ret); goto out; } -- 2.30.2