Commit 5a8130f2 authored May 06, 2007 by Benjamin Herrenschmidt Committed by Linus Torvalds May 07, 2007

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>

parent 2fd3beba

arch/i386/mm/hugetlbpage.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -367,6 +367,12 @@ 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);