[PATCH] Access Control Lists for tmpfs

Add access control lists for tmpfs.

Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/Kconfig b/fs/Kconfig
index deb9eec..4fd9efa 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -881,6 +881,19 @@
 
 	  See <file:Documentation/filesystems/tmpfs.txt> for details.
 
+config TMPFS_POSIX_ACL
+	bool "Tmpfs POSIX Access Control Lists"
+	depends on TMPFS
+	select GENERIC_ACL
+	help
+	  POSIX Access Control Lists (ACLs) support permissions for users and
+	  groups beyond the owner/group/world scheme.
+
+	  To learn more about Access Control Lists, visit the POSIX ACLs for
+	  Linux website <http://acl.bestbits.at/>.
+
+	  If you don't know what Access Control Lists are, say N.
+
 config HUGETLBFS
 	bool "HugeTLB file system support"
 	depends X86 || IA64 || PPC64 || SPARC64 || SUPERH || BROKEN