diff options
| -rw-r--r-- | lib/dynamic_queue_limits.c | 6 |
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 @@ | |||
| 11 | #include <linux/dynamic_queue_limits.h> | 11 | #include <linux/dynamic_queue_limits.h> |
| 12 | 12 | ||
| 13 | #define POSDIFF(A, B) ((int)((A) - (B)) > 0 ? (A) - (B) : 0) | 13 | #define POSDIFF(A, B) ((int)((A) - (B)) > 0 ? (A) - (B) : 0) |
| 14 | #define AFTER_EQ(A, B) ((int)((A) - (B)) >= 0) | ||
| 14 | 15 | ||
| 15 | /* Records completed count and recalculates the queue limit */ | 16 | /* Records completed count and recalculates the queue limit */ |
| 16 | void dql_completed(struct dql *dql, unsigned int count) | 17 | void dql_completed(struct dql *dql, unsigned int count) |
| 17 | { | 18 | { |
| 18 | unsigned int inprogress, prev_inprogress, limit; | 19 | unsigned int inprogress, prev_inprogress, limit; |
| 19 | unsigned int ovlimit, all_prev_completed, completed; | 20 | unsigned int ovlimit, completed; |
| 21 | bool all_prev_completed; | ||
| 20 | 22 | ||
| 21 | /* Can't complete more than what's in queue */ | 23 | /* Can't complete more than what's in queue */ |
| 22 | BUG_ON(count > dql->num_queued - dql->num_completed); | 24 | BUG_ON(count > dql->num_queued - dql->num_completed); |
| @@ -26,7 +28,7 @@ void dql_completed(struct dql *dql, unsigned int count) | |||
| 26 | ovlimit = POSDIFF(dql->num_queued - dql->num_completed, limit); | 28 | ovlimit = POSDIFF(dql->num_queued - dql->num_completed, limit); |
| 27 | inprogress = dql->num_queued - completed; | 29 | inprogress = dql->num_queued - completed; |
| 28 | prev_inprogress = dql->prev_num_queued - dql->num_completed; | 30 | prev_inprogress = dql->prev_num_queued - dql->num_completed; |
| 29 | all_prev_completed = POSDIFF(completed, dql->prev_num_queued); | 31 | all_prev_completed = AFTER_EQ(completed, dql->prev_num_queued); |
| 30 | 32 | ||
| 31 | if ((ovlimit && !inprogress) || | 33 | if ((ovlimit && !inprogress) || |
| 32 | (dql->prev_ovlimit && all_prev_completed)) { | 34 | (dql->prev_ovlimit && all_prev_completed)) { |
