Displaying 3 results from an estimated 3 matches for "nv_client".
Did you mean:
sv_client
2014 Feb 09
2
[PATCH 1/2] drm/nouveau: replace ffsll with __ffs64
...m/nouveau/core/core/parent.c
+++ b/drivers/gpu/drm/nouveau/core/core/parent.c
@@ -49,7 +49,7 @@ nouveau_parent_sclass(struct nouveau_object *parent, u16 handle,
mask = nv_parent(parent)->engine;
while (mask) {
- int i = ffsll(mask) - 1;
+ int i = __ffs64(mask);
if (nv_iclass(parent, NV_CLIENT_CLASS))
engine = nv_engine(nv_client(parent)->device);
diff --git a/drivers/gpu/drm/nouveau/core/os.h b/drivers/gpu/drm/nouveau/core/os.h
index 191e739..3cd6120 100644
--- a/drivers/gpu/drm/nouveau/core/os.h
+++ b/drivers/gpu/drm/nouveau/core/os.h
@@ -23,17 +23,6 @@
#include <asm/unali...
2013 Aug 22
6
[PATCH] drm/nouveau: avoid null deref on bad arguments to nouveau_vma_getmap
...e = mem->mm_node;
int ret;
+ /* If we ever get here for a non-vram mem node that doesn't
+ * have pages, we will end up doing a null deref in
+ * nouveau_vm_map_sg. */
+ if (WARN_ON(mem->mem_type != TTM_PL_VRAM && !node->pages))
+ return -EINVAL;
+
ret = nouveau_vm_get(nv_client(chan->cli)->vm, mem->num_pages <<
PAGE_SHIFT, node->page_shift,
NV_MEM_ACCESS_RW, vma);
--
1.8.1.5
2013 Aug 22
0
[PATCH] drm/nouveau: avoid null deref on bad arguments to nouveau_vma_getmap
...).. And well, this really
shouldn't be allowed.. The other device won't be able to touch it
then.
If you can confirm this is indeed what's happening, we should find out
why and fix it (and have the kernel completely reject such attempts).
Ben.
> +
> ret = nouveau_vm_get(nv_client(chan->cli)->vm, mem->num_pages <<
> PAGE_SHIFT, node->page_shift,
> NV_MEM_ACCESS_RW, vma);
> --
> 1.8.1.5
>
> _______________________________________________
> dri-devel mailing list
> dri-devel at...