Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux

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>

+2
+2
drivers/gpu/drm/drm_gem.c
··· 516 516 vma->vm_private_data = map->handle; 517 517 /* FIXME: use pgprot_writecombine when available */ 518 518 prot = pgprot_val(vma->vm_page_prot); 519 + #ifdef CONFIG_X86 519 520 prot |= _PAGE_CACHE_WC; 521 + #endif 520 522 vma->vm_page_prot = __pgprot(prot); 521 523 522 524 vma->vm_file = filp; /* Needed for drm_vm_open() */