diff options
Diffstat (limited to 'Documentation/vm')
-rw-r--r-- | Documentation/vm/pagemap.txt | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/vm/pagemap.txt b/Documentation/vm/pagemap.txt index ce72c0fe6177..1f1e69f72fcd 100644 --- a/Documentation/vm/pagemap.txt +++ b/Documentation/vm/pagemap.txt | |||
@@ -12,9 +12,9 @@ There are three components to pagemap: | |||
12 | value for each virtual page, containing the following data (from | 12 | value for each virtual page, containing the following data (from |
13 | fs/proc/task_mmu.c, above pagemap_read): | 13 | fs/proc/task_mmu.c, above pagemap_read): |
14 | 14 | ||
15 | * Bits 0-55 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 5-55 swap offset if swapped | 17 | * Bits 5-54 swap offset if swapped |
18 | * Bits 55-60 page shift (page size = 1<<page shift) | 18 | * Bits 55-60 page shift (page size = 1<<page shift) |
19 | * Bit 61 reserved for future use | 19 | * Bit 61 reserved for future use |
20 | * Bit 62 page swapped | 20 | * Bit 62 page swapped |
@@ -36,7 +36,7 @@ There are three components to pagemap: | |||
36 | * /proc/kpageflags. This file contains a 64-bit set of flags for each | 36 | * /proc/kpageflags. This file contains a 64-bit set of flags for each |
37 | page, indexed by PFN. | 37 | page, indexed by PFN. |
38 | 38 | ||
39 | The flags are (from fs/proc/proc_misc, above kpageflags_read): | 39 | The flags are (from fs/proc/page.c, above kpageflags_read): |
40 | 40 | ||
41 | 0. LOCKED | 41 | 0. LOCKED |
42 | 1. ERROR | 42 | 1. ERROR |