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author | Rafael J. Wysocki <rjw@sisk.pl> | 2009-09-09 18:02:02 -0400 |
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committer | Rafael J. Wysocki <rjw@sisk.pl> | 2009-09-09 18:02:02 -0400 |
commit | bf992fa2bc1ad1bb2aeb0bdfadb43f236b9297fd (patch) | |
tree | d67f525c76b66956ba7ca0d40bc0fcda0e414700 /arch/sparc/include | |
parent | 9d7302299ee96ca954fe4ab8ca640333b6e19ad0 (diff) | |
parent | 7135a71b19be1faf48b7148d77844d03bc0717d6 (diff) |
Merge branch 'master' into for-linus
Diffstat (limited to 'arch/sparc/include')
-rw-r--r-- | arch/sparc/include/asm/pgtable_64.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h index b049abf9902f..0ff92fa22064 100644 --- a/arch/sparc/include/asm/pgtable_64.h +++ b/arch/sparc/include/asm/pgtable_64.h | |||
@@ -726,11 +726,17 @@ extern unsigned long pte_file(pte_t); | |||
726 | extern pte_t pgoff_to_pte(unsigned long); | 726 | extern pte_t pgoff_to_pte(unsigned long); |
727 | #define PTE_FILE_MAX_BITS (64UL - PAGE_SHIFT - 1UL) | 727 | #define PTE_FILE_MAX_BITS (64UL - PAGE_SHIFT - 1UL) |
728 | 728 | ||
729 | extern unsigned long *sparc64_valid_addr_bitmap; | 729 | extern unsigned long sparc64_valid_addr_bitmap[]; |
730 | 730 | ||
731 | /* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ | 731 | /* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ |
732 | #define kern_addr_valid(addr) \ | 732 | static inline bool kern_addr_valid(unsigned long addr) |
733 | (test_bit(__pa((unsigned long)(addr))>>22, sparc64_valid_addr_bitmap)) | 733 | { |
734 | unsigned long paddr = __pa(addr); | ||
735 | |||
736 | if ((paddr >> 41UL) != 0UL) | ||
737 | return false; | ||
738 | return test_bit(paddr >> 22, sparc64_valid_addr_bitmap); | ||
739 | } | ||
734 | 740 | ||
735 | extern int page_in_phys_avail(unsigned long paddr); | 741 | extern int page_in_phys_avail(unsigned long paddr); |
736 | 742 | ||