The struct is giant, and triggers an order-7 allocation (512K). There is no reason for this to be kmalloc-type memory, so switch to vmalloc. This should help loading nouveau on low-memory and/or long-running systems.
Reported-by: Nathan E. Egge unlord@xiph.org Signed-off-by: Ilia Mirkin imirkin@alum.mit.edu Cc: stable@vger.kernel.org --- drivers/gpu/drm/nouveau/dispnv04/disp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c b/drivers/gpu/drm/nouveau/dispnv04/disp.c index 7739f46470d3..99fee4d8cd31 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c @@ -205,7 +205,7 @@ nv04_display_destroy(struct drm_device *dev) nvif_notify_dtor(&disp->flip);
nouveau_display(dev)->priv = NULL; - kfree(disp); + vfree(disp);
nvif_object_unmap(&drm->client.device.object); } @@ -223,7 +223,7 @@ nv04_display_create(struct drm_device *dev) struct nv04_display *disp; int i, ret;
- disp = kzalloc(sizeof(*disp), GFP_KERNEL); + disp = vzalloc(sizeof(*disp)); if (!disp) return -ENOMEM;