Add this function only for HBitmap's with greanularity = 0.
Signed-off-by: Vladimir Sementsov-Ogievskiy <[email protected]>
Reviewed-by: Pavel Butsykin <[email protected]>
---
include/qemu/hbitmap.h | 2 ++
util/hbitmap.c | 9 +++++++++
2 files changed, 11 insertions(+)
diff --git a/include/qemu/hbitmap.h b/include/qemu/hbitmap.h
index 2873a46..1967e13 100644
--- a/include/qemu/hbitmap.h
+++ b/include/qemu/hbitmap.h
@@ -314,4 +314,6 @@ static inline size_t hbitmap_iter_next_word(HBitmapIter
*hbi, unsigned long *p_c
}
+uint64_t hbitmap_count_between(HBitmap *hb, uint64_t start, uint64_t end);
+
#endif
diff --git a/util/hbitmap.c b/util/hbitmap.c
index 48d8b2d..d06bfa3 100644
--- a/util/hbitmap.c
+++ b/util/hbitmap.c
@@ -232,6 +232,15 @@ static uint64_t hb_count_between(HBitmap *hb, uint64_t
start, uint64_t last)
return count;
}
+/* hbitmap_count_between() is only for HBitmap's with granularity = 0 */
+uint64_t hbitmap_count_between(HBitmap *hb, uint64_t start, uint64_t end)
+{
+ assert(hb->granularity == 0);
+ assert(start < end);
+
+ return hb_count_between(hb, start, end - 1);
+}
+
/* Setting starts at the last layer and propagates up if an element
* changes.
*/
--
1.8.3.1
