diff options
Diffstat (limited to 'include/asm-ppc')
| -rw-r--r-- | include/asm-ppc/pci.h | 8 | ||||
| -rw-r--r-- | include/asm-ppc/pgtable.h | 12 |
2 files changed, 8 insertions, 12 deletions
diff --git a/include/asm-ppc/pci.h b/include/asm-ppc/pci.h index 9d162028dab..d2442cd72a5 100644 --- a/include/asm-ppc/pci.h +++ b/include/asm-ppc/pci.h @@ -102,12 +102,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, } #endif -/* - * At present there are very few 32-bit PPC machines that can have - * memory above the 4GB point, and we don't support that. - */ -#define pci_dac_dma_supported(pci_dev, mask) (0) - /* Return the index of the PCI controller for device PDEV. */ #define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index @@ -145,8 +139,6 @@ pcibios_select_root(struct pci_dev *pdev, struct resource *res) return root; } -extern void pcibios_add_platform_entries(struct pci_dev *dev); - struct file; extern pgprot_t pci_phys_mem_access_prot(struct file *file, unsigned long pfn, diff --git a/include/asm-ppc/pgtable.h b/include/asm-ppc/pgtable.h index bed452d4a5f..9d0ce9ff584 100644 --- a/include/asm-ppc/pgtable.h +++ b/include/asm-ppc/pgtable.h @@ -694,10 +694,14 @@ static inline void __ptep_set_access_flags(pte_t *ptep, pte_t entry, int dirty) } #define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) \ - do { \ - __ptep_set_access_flags(__ptep, __entry, __dirty); \ - flush_tlb_page_nohash(__vma, __address); \ - } while(0) +({ \ + int __changed = !pte_same(*(__ptep), __entry); \ + if (__changed) { \ + __ptep_set_access_flags(__ptep, __entry, __dirty); \ + flush_tlb_page_nohash(__vma, __address); \ + } \ + __changed; \ +}) /* * Macro to mark a page protection value as "uncacheable". |