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| author | Michael Kerrisk <mtk.manpages@gmail.com> | 2016-08-13 07:15:00 +1200 |
|---|---|---|
| committer | Michael Kerrisk <mtk.manpages@gmail.com> | 2016-08-17 08:09:28 +1200 |
| commit | bf525e9050aac739bbcc97aa486b957122c030e7 (patch) | |
| tree | 1a75340aa5128aebd1a6bb039f3b624913908a9a | |
| parent | 7b032b2398ceae466c2ba023aa5e45e20e1549f5 (diff) | |
| download | man-pages-bf525e9050aac739bbcc97aa486b957122c030e7.tar.gz | |
mmap.2: Small improvement to description of MAP_SHARED
See https://sourceware.org/bugzilla/show_bug.cgi?id=6887
Reported-by: Siward de Groot <siward@wanadoo.nl>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
| -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).) |