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authorAl Viro <viro@zeniv.linux.org.uk>2010-01-16 13:28:47 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2010-03-03 13:00:22 -0500
commit796a6b521d0eadb338adf8cf7e482351c3a8a7b4 (patch)
tree25858b16136a0a747d24dba45ee39d18fcbef1fa /fs/pnode.h
parentc177c2ac8c5aa83ed181db44543c3b38fd1f17a6 (diff)
downloadlinux-796a6b521d0eadb338adf8cf7e482351c3a8a7b4.tar.gz
Kill CL_PROPAGATION, sanitize fs/pnode.c:get_source()
First of all, get_source() never results in CL_PROPAGATION
alone.  We either get CL_MAKE_SHARED (for the continuation
of peer group) or CL_SLAVE (slave that is not shared) or both
(beginning of peer group among slaves).  Massage the code to
make that explicit, kill CL_PROPAGATION test in clone_mnt()
(nothing sets CL_MAKE_SHARED without CL_PROPAGATION and in
clone_mnt() we are checking CL_PROPAGATION after we'd found
that there's no CL_SLAVE, so the check for CL_MAKE_SHARED
would do just as well).

Fix comments, while we are at it...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/pnode.h')
-rw-r--r--fs/pnode.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/pnode.h b/fs/pnode.h
index 958665d662af..6c7ef3252a26 100644
--- a/fs/pnode.h
+++ b/fs/pnode.h
@@ -21,8 +21,7 @@
 #define CL_SLAVE     		0x02
 #define CL_COPY_ALL 		0x04
 #define CL_MAKE_SHARED 		0x08
-#define CL_PROPAGATION 		0x10
-#define CL_PRIVATE 		0x20
+#define CL_PRIVATE 		0x10
 
 static inline void set_mnt_shared(struct vfsmount *mnt)
 {