From 201bdc868d9e3122bbe4491aa6b5fc4dee4cdb96 Mon Sep 17 00:00:00 2001 From: David Gibson Date: Mon, 20 Oct 2008 17:55:29 +0000 Subject: [PATCH] powerpc: Further compile fixup for STRICT_MM_TYPECHECKS A patch of mine was recently committed to fix up STRICT_MM_TYPECHECKS behaviour on powerpc (f5ea64dcbad89875d130596df14c9b25d994a737). However, something which breaks it again seems to have slipped in afterwards. So, here's another small fix. Signed-off-by: David Gibson Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/kernel/pci-common.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index 3815d84a1ef..1ec73938a00 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -610,7 +610,8 @@ int pci_mmap_legacy_page_range(struct pci_bus *bus, pr_debug(" -> mapping phys %llx\n", (unsigned long long)offset); vma->vm_pgoff = offset >> PAGE_SHIFT; - vma->vm_page_prot |= _PAGE_NO_CACHE | _PAGE_GUARDED; + vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) + | _PAGE_NO_CACHE | _PAGE_GUARDED); return remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, vma->vm_end - vma->vm_start, vma->vm_page_prot); -- 2.41.0