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authorAl Viro <viro@zeniv.linux.org.uk>2012-06-09 01:16:59 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-07-14 16:32:48 +0400
commit6ce6e24e72233073c8ead9419fc5040d44803dae (patch)
treeb66a74dd7aef822b4bc573ab283e21320bcc0b25 /fs/mount.h
parentf7a99c5b7c8bd3d3f533c8b38274e33f3da9096e (diff)
downloadop-kernel-dev-6ce6e24e72233073c8ead9419fc5040d44803dae.zip
op-kernel-dev-6ce6e24e72233073c8ead9419fc5040d44803dae.tar.gz
get rid of magic in proc_namespace.c
don't rely on proc_mounts->m being the first field; container_of() is there for purpose. No need to bother with ->private, while we are at it - the same container_of will do nicely. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/mount.h')
-rw-r--r--fs/mount.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/mount.h b/fs/mount.h
index 05a2a11..4f291f9 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -74,10 +74,12 @@ static inline void get_mnt_ns(struct mnt_namespace *ns)
}
struct proc_mounts {
- struct seq_file m; /* must be the first element */
+ struct seq_file m;
struct mnt_namespace *ns;
struct path root;
int (*show)(struct seq_file *, struct vfsmount *);
};
+#define proc_mounts(p) (container_of((p), struct proc_mounts, m))
+
extern const struct seq_operations mounts_op;
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