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Commit 89c94f2f authored by FUJITA Tomonori's avatar FUJITA Tomonori Committed by David S. Miller
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[SPARC64]: make IOMMU code respect the segment boundary limits 



Signed-off-by: default avatarFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0f7f22d9

arch/sparc64/kernel/iommu.c

+2 −1
Original line number Diff line number Diff line
@@ -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)) {