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authorDavid Howells <dhowells@redhat.com>2006-09-27 04:50:21 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-27 11:26:14 -0400
commit0112c4c6461fed12ed9bcb249f967bc17a23f6c4 (patch)
tree7e42f8bbce885b4dfa88ff109960235c246e4da5 /Documentation
parent6fa5f80bc34da1a49b42117602b44441402cac2f (diff)
[PATCH] NOMMU: Add docs about shared memory
Add documentation about using shared memory in NOMMU mode. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/nommu-mmap.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/nommu-mmap.txt b/Documentation/nommu-mmap.txt
index 3ce890664936..4db7c18bf68c 100644
--- a/Documentation/nommu-mmap.txt
+++ b/Documentation/nommu-mmap.txt
@@ -129,6 +129,15 @@ FURTHER NOTES ON NO-MMU MMAP
129 with character device files, pipes, fifos and sockets. 129 with character device files, pipes, fifos and sockets.
130 130
131 131
132==========================
133INTERPROCESS SHARED MEMORY
134==========================
135
136Both SYSV IPC SHM shared memory and POSIX shared memory is supported in NOMMU
137mode. The former through the usual mechanism, the latter through files created
138on ramfs or tmpfs mounts.
139
140
132============= 141=============
133NO-MMU MREMAP 142NO-MMU MREMAP
134============= 143=============