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author | 2008-07-23 21:27:50 -0700 | |
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committer | 2008-07-24 10:47:18 -0700 | |
commit | ceb868796181dc95ea01a110e123afd391639873 (patch) | |
tree | 991be618e5195b05c31974a19adb4b9602315013 /arch/s390 | |
parent | hugetlb: printk cleanup (diff) | |
download | linux-ceb868796181dc95ea01a110e123afd391639873.tar.gz linux-ceb868796181dc95ea01a110e123afd391639873.tar.bz2 linux-ceb868796181dc95ea01a110e123afd391639873.zip |
hugetlb: introduce pud_huge
Straight forward extensions for huge pages located in the PUD instead of
PMDs.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/s390')
-rw-r--r-- | arch/s390/mm/hugetlbpage.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/mm/hugetlbpage.c b/arch/s390/mm/hugetlbpage.c index 9162dc84f77f..f28c43d2f61d 100644 --- a/arch/s390/mm/hugetlbpage.c +++ b/arch/s390/mm/hugetlbpage.c @@ -120,6 +120,11 @@ int pmd_huge(pmd_t pmd) return !!(pmd_val(pmd) & _SEGMENT_ENTRY_LARGE); } +int pud_huge(pud_t pud) +{ + return 0; +} + struct page *follow_huge_pmd(struct mm_struct *mm, unsigned long address, pmd_t *pmdp, int write) { |