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| author | Dave Airlie <airlied@linux.ie> | 2008-12-11 17:06:35 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2008-12-29 17:47:24 +1000 |
| commit | ae14dc0505261978ca06075ac39cc5422c6c6b57 (patch) | |
| tree | e84f4ccfbb9b102dbdfb6513a3192e81eff798aa | |
| parent | aa91c6665a5e387e488c4a0b5da2536cc9c9f16e (diff) | |
| download | linux-ae14dc0505261978ca06075ac39cc5422c6c6b57.tar.gz linux-ae14dc0505261978ca06075ac39cc5422c6c6b57.tar.bz2 linux-ae14dc0505261978ca06075ac39cc5422c6c6b57.zip | |
drm: PAGE_CACHE_WC is x86 only so far
The page protections need to be checked whether they need to be more flexible.
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/drm_gem.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index b3939de6affd..9da581452874 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -516,7 +516,9 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) 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_file = filp; /* Needed for drm_vm_open() */ |