diff options
Diffstat (limited to 'mm/zsmalloc.c')
| -rw-r--r-- | mm/zsmalloc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 1833fc9e09cb..7a48e5568d46 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c | |||
| @@ -731,7 +731,8 @@ out: | |||
| 731 | * to form a zspage for each size class. This is important | 731 | * to form a zspage for each size class. This is important |
| 732 | * to reduce wastage due to unusable space left at end of | 732 | * to reduce wastage due to unusable space left at end of |
| 733 | * each zspage which is given as: | 733 | * each zspage which is given as: |
| 734 | * wastage = Zp - Zp % size_class | 734 | * wastage = Zp % class_size |
| 735 | * usage = Zp - wastage | ||
| 735 | * where Zp = zspage size = k * PAGE_SIZE where k = 1, 2, ... | 736 | * where Zp = zspage size = k * PAGE_SIZE where k = 1, 2, ... |
| 736 | * | 737 | * |
| 737 | * For example, for size class of 3/8 * PAGE_SIZE, we should | 738 | * For example, for size class of 3/8 * PAGE_SIZE, we should |