diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-15 15:44:51 +1000 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-15 15:44:51 +1000 |
commit | 43d2548bb2ef7e6d753f91468a746784041e522d (patch) | |
tree | 77d13fcd48fd998393abb825ec36e2b732684a73 /arch/x86/pci/i386.c | |
parent | 585583d95c5660973bc0cf64add517b040acd8a4 (diff) | |
parent | 85082fd7cbe3173198aac0eb5e85ab1edcc6352c (diff) |
Merge commit '85082fd7cbe3173198aac0eb5e85ab1edcc6352c' into test-build
Manual fixup of:
arch/powerpc/Kconfig
Diffstat (limited to 'arch/x86/pci/i386.c')
-rw-r--r-- | arch/x86/pci/i386.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 10fb308fded..2aafb67dc5f 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -299,9 +299,9 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, return -EINVAL; prot = pgprot_val(vma->vm_page_prot); - if (pat_wc_enabled && write_combine) + if (pat_enabled && write_combine) prot |= _PAGE_CACHE_WC; - else if (pat_wc_enabled || boot_cpu_data.x86 > 3) + else if (pat_enabled || boot_cpu_data.x86 > 3) /* * ioremap() and ioremap_nocache() defaults to UC MINUS for now. * To avoid attribute conflicts, request UC MINUS here @@ -334,7 +334,9 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, flags = new_flags; } - if (vma->vm_pgoff <= max_pfn_mapped && + if (((vma->vm_pgoff < max_low_pfn_mapped) || + (vma->vm_pgoff >= (1UL<<(32 - PAGE_SHIFT)) && + vma->vm_pgoff < max_pfn_mapped)) && ioremap_change_attr((unsigned long)__va(addr), len, flags)) { free_memtype(addr, addr + len); return -EINVAL; |