iommu-helper: mark iommu_is_span_boundary as inline

This avoids selecting IOMMU_HELPER just for this function.  And we only
use it once or twice in normal builds so this often even is a size
reduction.

Signed-off-by: Christoph Hellwig <hch@lst.de>

1 files changed, 1 insertions, 11 deletions

diff --git a/lib/iommu-helper.c b/lib/iommu-helper.c
index ded1703e7e64..92a9f243c0e2 100644
--- a/lib/iommu-helper.c
+++ b/lib/iommu-helper.c
@@ -4,17 +4,7 @@
  */
 
 #include <linux/bitmap.h>
-#include <linux/bug.h>
-
-int iommu_is_span_boundary(unsigned int index, unsigned int nr,
-                           unsigned long shift,
-                           unsigned long boundary_size)
-{
-        BUG_ON(!is_power_of_2(boundary_size));
-
-        shift = (shift + index) & (boundary_size - 1);
-        return shift + nr > boundary_size;
-}
+#include <linux/iommu-helper.h>
 
 unsigned long iommu_area_alloc(unsigned long *map, unsigned long size,
                                unsigned long start, unsigned int nr,