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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2007-05-06 17:50:08 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-07 15:12:56 -0400
commit5a8130f2b186ac91190d1dcea875d66d08e6a1de (patch)
tree21966c95a546c49459211dcf36ca140537ddccda /arch/i386
parent2fd3bebaad9da3b3b99c46a3389099424bf7ee35 (diff)
get_unmapped_area handles MAP_FIXED on i386
Handle MAP_FIXED in i386 hugetlb_get_unmapped_area(), just call prepare_hugepage_range. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: William Irwin <bill.irwin@oracle.com> Cc: Andi Kleen <ak@suse.de> Cc: Adam Litke <agl@us.ibm.com> Cc: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/i386')
-rw-r--r--arch/i386/mm/hugetlbpage.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/i386/mm/hugetlbpage.c b/arch/i386/mm/hugetlbpage.c
index 34728e4afe48..6272a4fd9e7c 100644
--- a/arch/i386/mm/hugetlbpage.c
+++ b/arch/i386/mm/hugetlbpage.c
@@ -367,6 +367,12 @@ hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
367 if (len > TASK_SIZE) 367 if (len > TASK_SIZE)
368 return -ENOMEM; 368 return -ENOMEM;
369 369
370 if (flags & MAP_FIXED) {
371 if (prepare_hugepage_range(addr, len, pgoff))
372 return -EINVAL;
373 return addr;
374 }
375
370 if (addr) { 376 if (addr) {
371 addr = ALIGN(addr, HPAGE_SIZE); 377 addr = ALIGN(addr, HPAGE_SIZE);
372 vma = find_vma(mm, addr); 378 vma = find_vma(mm, addr);