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authorChris Zankel <chris@zankel.net>2009-04-03 02:29:05 -0700
committerChris Zankel <chris@zankel.net>2009-04-03 02:29:05 -0700
commit65127d28e312bb6b38ce84a7bb71d762ef63ad4c (patch)
treed5fdf52a2d0731f7fab0ce0ed394faac50b04fbc /drivers/gpu/drm/drm_gem.c
parentb8bb76713ec50df2f11efee386e16f93d51e1076 (diff)
parent8fe74cf053de7ad2124a894996f84fa890a81093 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into merge
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
-rw-r--r--drivers/gpu/drm/drm_gem.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index c1173d8c4588f..4984aa89cf3dd 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -505,7 +505,6 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
struct drm_local_map *map = NULL;
struct drm_gem_object *obj;
struct drm_hash_item *hash;
- unsigned long prot;
int ret = 0;
mutex_lock(&dev->struct_mutex);
@@ -538,11 +537,7 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
vma->vm_ops = obj->dev->driver->gem_vm_ops;
vma->vm_private_data = map->handle;
/* FIXME: use pgprot_writecombine when available */
- prot = pgprot_val(vma->vm_page_prot);
-#ifdef CONFIG_X86
- prot |= _PAGE_CACHE_WC;
-#endif
- vma->vm_page_prot = __pgprot(prot);
+ vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
/* Take a ref for this mapping of the object, so that the fault
* handler can dereference the mmap offset's pointer to the object.