From 2e6ee5ec88dd9d4d4e934709200259538160039d Mon Sep 17 00:00:00 2001 From: Max Filippov Date: Mon, 17 Sep 2012 05:44:33 +0400 Subject: xtensa/PCI: fix WT caching attribute Fix caching attributes setup providing correct _PAGE_CA_* names. Signed-off-by: Max Filippov Signed-off-by: Chris Zankel --- arch/xtensa/kernel/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c index 69759e9cb3ea..43e9fdce40d6 100644 --- a/arch/xtensa/kernel/pci.c +++ b/arch/xtensa/kernel/pci.c @@ -341,7 +341,7 @@ __pci_mmap_set_pgprot(struct pci_dev *dev, struct vm_area_struct *vma, int prot = pgprot_val(vma->vm_page_prot); /* Set to write-through */ - prot &= ~_PAGE_NO_CACHE; + prot = (prot & _PAGE_CA_MASK) | _PAGE_CA_WT; #if 0 if (!write_combine) prot |= _PAGE_WRITETHRU; -- cgit v1.2.3