diff options
Diffstat (limited to 'Documentation/vm/pagemap.txt')
| -rw-r--r-- | Documentation/vm/pagemap.txt | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/vm/pagemap.txt b/Documentation/vm/pagemap.txt index 7587493c67f1..fd7c3cfddd8e 100644 --- a/Documentation/vm/pagemap.txt +++ b/Documentation/vm/pagemap.txt | |||
| @@ -15,7 +15,8 @@ There are three components to pagemap: | |||
| 15 | * Bits 0-54 page frame number (PFN) if present | 15 | * Bits 0-54 page frame number (PFN) if present |
| 16 | * Bits 0-4 swap type if swapped | 16 | * Bits 0-4 swap type if swapped |
| 17 | * Bits 5-54 swap offset if swapped | 17 | * Bits 5-54 swap offset if swapped |
| 18 | * Bits 55-60 page shift (page size = 1<<page shift) | 18 | * Bit 55 pte is soft-dirty (see Documentation/vm/soft-dirty.txt) |
| 19 | * Bits 56-60 zero | ||
| 19 | * Bit 61 page is file-page or shared-anon | 20 | * Bit 61 page is file-page or shared-anon |
| 20 | * Bit 62 page swapped | 21 | * Bit 62 page swapped |
| 21 | * Bit 63 page present | 22 | * Bit 63 page present |