From b0765fb85782da9dca98482ebb1ae0d8c1a5e0f7 Mon Sep 17 00:00:00 2001 From: Pavel Emelianov Date: Sun, 15 Jul 2007 23:39:55 -0700 Subject: [PATCH] Make /proc/self/mounts(tats) use seq_list_xxx helpers One more simple and stupid switching to the new API. Signed-off-by: Pavel Emelianov Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/namespace.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) diff --git a/fs/namespace.c b/fs/namespace.c index b696e3a0d18f..c811a94e4c88 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -320,22 +320,16 @@ EXPORT_SYMBOL(mnt_unpin); static void *m_start(struct seq_file *m, loff_t *pos) { struct mnt_namespace *n = m->private; - struct list_head *p; - loff_t l = *pos; down_read(&namespace_sem); - list_for_each(p, &n->list) - if (!l--) - return list_entry(p, struct vfsmount, mnt_list); - return NULL; + return seq_list_start(&n->list, *pos); } static void *m_next(struct seq_file *m, void *v, loff_t *pos) { struct mnt_namespace *n = m->private; - struct list_head *p = ((struct vfsmount *)v)->mnt_list.next; - (*pos)++; - return p == &n->list ? NULL : list_entry(p, struct vfsmount, mnt_list); + + return seq_list_next(v, &n->list, pos); } static void m_stop(struct seq_file *m, void *v) @@ -350,7 +344,7 @@ static inline void mangle(struct seq_file *m, const char *s) static int show_vfsmnt(struct seq_file *m, void *v) { - struct vfsmount *mnt = v; + struct vfsmount *mnt = list_entry(v, struct vfsmount, mnt_list); int err = 0; static struct proc_fs_info { int flag; @@ -405,7 +399,7 @@ struct seq_operations mounts_op = { static int show_vfsstat(struct seq_file *m, void *v) { - struct vfsmount *mnt = v; + struct vfsmount *mnt = list_entry(v, struct vfsmount, mnt_list); int err = 0; /* device */ -- GitLab