summaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
Diffstat (limited to 'lib')
-rw-r--r--lib/dynamic_queue_limits.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/dynamic_queue_limits.c b/lib/dynamic_queue_limits.c
index c87eb76f2fd4..0fafa77f4036 100644
--- a/lib/dynamic_queue_limits.c
+++ b/lib/dynamic_queue_limits.c
@@ -11,12 +11,14 @@
#include <linux/dynamic_queue_limits.h>
#define POSDIFF(A, B) ((int)((A) - (B)) > 0 ? (A) - (B) : 0)
+#define AFTER_EQ(A, B) ((int)((A) - (B)) >= 0)
/* Records completed count and recalculates the queue limit */
void dql_completed(struct dql *dql, unsigned int count)
{
unsigned int inprogress, prev_inprogress, limit;
- unsigned int ovlimit, all_prev_completed, completed;
+ unsigned int ovlimit, completed;
+ bool all_prev_completed;
/* Can't complete more than what's in queue */
BUG_ON(count > dql->num_queued - dql->num_completed);
@@ -26,7 +28,7 @@ void dql_completed(struct dql *dql, unsigned int count)
ovlimit = POSDIFF(dql->num_queued - dql->num_completed, limit);
inprogress = dql->num_queued - completed;
prev_inprogress = dql->prev_num_queued - dql->num_completed;
- all_prev_completed = POSDIFF(completed, dql->prev_num_queued);
+ all_prev_completed = AFTER_EQ(completed, dql->prev_num_queued);
if ((ovlimit && !inprogress) ||
(dql->prev_ovlimit && all_prev_completed)) {