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[SPARC64]: make IOMMU code respect the segment boundary limits 

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
FUJITA Tomonori 2008-02-20 22:56:42 -08:00 committed by David S. Miller
parent 0f7f22d9a4
commit 89c94f2f70
1 changed files with 2 additions and 1 deletions
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3
arch/sparc64/kernel/iommu.c
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@ -134,7 +134,8 @@ unsigned long iommu_range_alloc(struct device *dev,
else
boundary_size = ALIGN(1UL << 32, 1 << IO_PAGE_SHIFT);
n = iommu_area_alloc(arena->map, limit, start, npages, 0,
n = iommu_area_alloc(arena->map, limit, start, npages,
iommu->page_table_map_base >> IO_PAGE_SHIFT,
boundary_size >> IO_PAGE_SHIFT, 0);
if (n == -1) {
if (likely(pass < 1)) {