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-rw-r--r--mm/percpu-stats.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/percpu-stats.c b/mm/percpu-stats.c
index 32f3550ea099..ffbdb96cdbeb 100644
--- a/mm/percpu-stats.c
+++ b/mm/percpu-stats.c
@@ -51,7 +51,7 @@ static int find_max_map_used(void)
 static void chunk_map_stats(struct seq_file *m, struct pcpu_chunk *chunk,
 			    int *buffer)
 {
-	int i, s_index, last_alloc, alloc_sign, as_len;
+	int i, s_index, e_index, last_alloc, alloc_sign, as_len;
 	int *alloc_sizes, *p;
 	/* statistics */
 	int sum_frag = 0, max_frag = 0;
@@ -59,10 +59,11 @@ static void chunk_map_stats(struct seq_file *m, struct pcpu_chunk *chunk,
 
 	alloc_sizes = buffer;
 	s_index = (chunk->start_offset) ? 1 : 0;
+	e_index = chunk->map_used - ((chunk->end_offset) ? 1 : 0);
 
 	/* find last allocation */
 	last_alloc = -1;
-	for (i = chunk->map_used - 1; i >= s_index; i--) {
+	for (i = e_index - 1; i >= s_index; i--) {
 		if (chunk->map[i] & 1) {
 			last_alloc = i;
 			break;