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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/pid_namespace.c
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@@ -105,7 +105,7 @@ static struct pid_namespace *create_pid_namespace(struct user_namespace *user_ns
if (ns->pid_cachep == NULL)
goto out_free_map;
err = proc_alloc_inum(&ns->ns.inum);
err = ns_alloc_inum(&ns->ns);
if (err)
goto out_free_map;
@@ -142,7 +142,7 @@ static void destroy_pid_namespace(struct pid_namespace *ns)
{
int i;
proc_free_inum(ns->ns.inum);
ns_free_inum(&ns->ns);
for (i = 0; i < PIDMAP_ENTRIES; i++)
kfree(ns->pidmap[i].page);
put_user_ns(ns->user_ns);