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authorChristoph Hellwig <hch@lst.de>2018-04-03 15:41:07 +0200
committerChristoph Hellwig <hch@lst.de>2018-05-09 06:55:44 +0200
commit79c1879ee5473e3404469b07f9bccfe6d0814b93 (patch)
tree7dfd4e224cd8bf1e4790ba8505fd25569f019155 /lib
parent33782714dc53cfb9b8b02e852f3d239e5820cf42 (diff)
downloadlinux-79c1879ee5473e3404469b07f9bccfe6d0814b93.tar.gz
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>
Diffstat (limited to 'lib')
-rw-r--r--lib/iommu-helper.c12
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,