summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--mm/cma_debug.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/mm/cma_debug.c b/mm/cma_debug.c
index 22190a7fd58e..f8e4b60db167 100644
--- a/mm/cma_debug.c
+++ b/mm/cma_debug.c
@@ -39,7 +39,7 @@ static int cma_used_get(void *data, u64 *val)
mutex_lock(&cma->lock);
/* pages counter is smaller than sizeof(int) */
- used = bitmap_weight(cma->bitmap, (int)cma->count);
+ used = bitmap_weight(cma->bitmap, (int)cma_bitmap_maxno(cma));
mutex_unlock(&cma->lock);
*val = (u64)used << cma->order_per_bit;
@@ -52,13 +52,14 @@ static int cma_maxchunk_get(void *data, u64 *val)
struct cma *cma = data;
unsigned long maxchunk = 0;
unsigned long start, end = 0;
+ unsigned long bitmap_maxno = cma_bitmap_maxno(cma);
mutex_lock(&cma->lock);
for (;;) {
- start = find_next_zero_bit(cma->bitmap, cma->count, end);
+ start = find_next_zero_bit(cma->bitmap, bitmap_maxno, end);
if (start >= cma->count)
break;
- end = find_next_bit(cma->bitmap, cma->count, start);
+ end = find_next_bit(cma->bitmap, bitmap_maxno, start);
maxchunk = max(end - start, maxchunk);
}
mutex_unlock(&cma->lock);