diff options
| -rw-r--r-- | man2/mmap.2 | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/man2/mmap.2 b/man2/mmap.2 index e6f96b4713..1bb6acae90 100644 --- a/man2/mmap.2 +++ b/man2/mmap.2 @@ -118,8 +118,9 @@ of the following values in .TP .B MAP_SHARED Share this mapping. -Updates to the mapping are visible to other processes that map this file, -and are carried through to the underlying file. +Updates to the mapping are visible to other processes mapping the same region, +and (in the case of file-backed mappings) +are carried through to the underlying file. (To precisely control when updates are carried through to the underlying file requires the use of .BR msync (2).) |