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new helpers: ns_alloc_inum/ns_free_inum

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take struct ns_common *, for now simply wrappers around proc_{alloc,free}_inum()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2014-11-01 00:45:45 -04:00
parent 64964528b2
commit 6344c433a4
7 changed files with 16 additions and 13 deletions
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4
kernel/utsname.c
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@ -42,7 +42,7 @@ static struct uts_namespace *clone_uts_ns(struct user_namespace *user_ns,
if (!ns)
return ERR_PTR(-ENOMEM);
err = proc_alloc_inum(&ns->ns.inum);
err = ns_alloc_inum(&ns->ns);
if (err) {
kfree(ns);
return ERR_PTR(err);
@ -84,7 +84,7 @@ void free_uts_ns(struct kref *kref)
ns = container_of(kref, struct uts_namespace, kref);
put_user_ns(ns->user_ns);
proc_free_inum(ns->ns.inum);
ns_free_inum(&ns->ns);
kfree(ns);
}