diff options
Diffstat (limited to 'mm/page-writeback.c')
| -rw-r--r-- | mm/page-writeback.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c index ec14419e53b5..e5363f34e025 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c | |||
| @@ -946,7 +946,7 @@ static void bdi_update_dirty_ratelimit(struct backing_dev_info *bdi, | |||
| 946 | * bdi->dirty_ratelimit = balanced_dirty_ratelimit; | 946 | * bdi->dirty_ratelimit = balanced_dirty_ratelimit; |
| 947 | * | 947 | * |
| 948 | * However to get a more stable dirty_ratelimit, the below elaborated | 948 | * However to get a more stable dirty_ratelimit, the below elaborated |
| 949 | * code makes use of task_ratelimit to filter out sigular points and | 949 | * code makes use of task_ratelimit to filter out singular points and |
| 950 | * limit the step size. | 950 | * limit the step size. |
| 951 | * | 951 | * |
| 952 | * The below code essentially only uses the relative value of | 952 | * The below code essentially only uses the relative value of |
| @@ -969,7 +969,7 @@ static void bdi_update_dirty_ratelimit(struct backing_dev_info *bdi, | |||
| 969 | * feel and care are stable dirty rate and small position error. | 969 | * feel and care are stable dirty rate and small position error. |
| 970 | * | 970 | * |
| 971 | * |task_ratelimit - dirty_ratelimit| is used to limit the step size | 971 | * |task_ratelimit - dirty_ratelimit| is used to limit the step size |
| 972 | * and filter out the sigular points of balanced_dirty_ratelimit. Which | 972 | * and filter out the singular points of balanced_dirty_ratelimit. Which |
| 973 | * keeps jumping around randomly and can even leap far away at times | 973 | * keeps jumping around randomly and can even leap far away at times |
| 974 | * due to the small 200ms estimation period of dirty_rate (we want to | 974 | * due to the small 200ms estimation period of dirty_rate (we want to |
| 975 | * keep that period small to reduce time lags). | 975 | * keep that period small to reduce time lags). |
