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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2007-05-06 14:50:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-07 12:12:56 -0700 |
| commit | ac35ee484df361e1aed89873a458900693effdbe (patch) | |
| tree | 7a53ac8b5f64d930a0a83ea15b6213a2c225f742 | |
| parent | 869e5101728fe2f307f0a3c3cf599c184f81f0ee (diff) | |
| download | op-kernel-dev-ac35ee484df361e1aed89873a458900693effdbe.zip op-kernel-dev-ac35ee484df361e1aed89873a458900693effdbe.tar.gz | |
get_unmapped_area handles MAP_FIXED on sparc64
Handle MAP_FIXED in hugetlb_get_unmapped_area on sparc64 by just using
prepare_hugepage_range()
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: William Irwin <bill.irwin@oracle.com>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/sparc64/mm/hugetlbpage.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/sparc64/mm/hugetlbpage.c b/arch/sparc64/mm/hugetlbpage.c index 00677b5..e224a94 100644 --- a/arch/sparc64/mm/hugetlbpage.c +++ b/arch/sparc64/mm/hugetlbpage.c @@ -175,6 +175,12 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr, if (len > task_size) return -ENOMEM; + if (flags & MAP_FIXED) { + if (prepare_hugepage_range(addr, len, pgoff)) + return -EINVAL; + return addr; + } + if (addr) { addr = ALIGN(addr, HPAGE_SIZE); vma = find_vma(mm, addr); |
