The segment boundary limit should be a power of 2 so let's make it
clear.
Signed-off-by: FUJITA Tomonori <[EMAIL PROTECTED]>
---
lib/iommu-helper.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/lib/iommu-helper.c b/lib/iommu-helper.c
index 495575a..de0eced 100644
--- a/lib/iommu-helper.c
+++ b/lib/iommu-helper.c
@@ -54,6 +54,8 @@ unsigned long iommu_area_alloc(unsigned long *map, unsigned
long size,
unsigned long align_mask)
{
unsigned long index;
+
+ BUG_ON(!is_power_of_2(boundary_size));
again:
index = find_next_zero_area(map, size, start, nr, align_mask);
if (index != -1) {
--
1.5.3.7
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