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-rw-r--r--security/selinux/ss/ebitmap.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/security/selinux/ss/ebitmap.h b/security/selinux/ss/ebitmap.h
index e38a327dd703..f283b4367f54 100644
--- a/security/selinux/ss/ebitmap.h
+++ b/security/selinux/ss/ebitmap.h
@@ -21,6 +21,8 @@
#define EBITMAP_UNIT_SIZE BITS_PER_LONG
#define EBITMAP_SIZE (EBITMAP_UNIT_NUMS * EBITMAP_UNIT_SIZE)
#define EBITMAP_BIT 1ULL
+#define EBITMAP_SHIFT_UNIT_SIZE(x) \
+ (((x) >> EBITMAP_UNIT_SIZE / 2) >> EBITMAP_UNIT_SIZE / 2)
struct ebitmap_node {
struct ebitmap_node *next;