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Subject[PATCH 5/14] get_unmapped_area handles MAP_FIXED on i386
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
arch/i386/mm/hugetlbpage.c | 6 ++++++
1 file changed, 6 insertions(+)
Index: linux-cell/arch/i386/mm/hugetlbpage.c
===================================================================
--- linux-cell.orig/arch/i386/mm/hugetlbpage.c 2007-03-22 16:08:12.000000000 +1100
+++ linux-cell/arch/i386/mm/hugetlbpage.c 2007-03-22 16:14:19.000000000 +1100
@@ -367,6 +367,12 @@ hugetlb_get_unmapped_area(struct file *f
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);
-
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