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authorEric W. Biederman <ebiederm@xmission.com>2011-11-16 21:52:53 -0800
committerEric W. Biederman <ebiederm@xmission.com>2012-04-07 16:55:52 -0700
commit0093ccb68f3753c0ba4d74c89d7e0f444b8d6123 (patch)
treea6fc0ea2a6dfc338fa8fc7126005f40109ef8dce /include/linux/cred.h
parentc4a4d603796c727b9555867571f89483be9c565e (diff)
downloadlinux-0093ccb68f3753c0ba4d74c89d7e0f444b8d6123.tar.gz
cred: Refcount the user_ns pointed to by the cred.
struct user_struct will shortly loose it's user_ns reference so make the cred user_ns reference a proper reference complete with reference counting. Acked-by: Serge Hallyn <serge.hallyn@canonical.com> Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Diffstat (limited to 'include/linux/cred.h')
-rw-r--r--include/linux/cred.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/cred.h b/include/linux/cred.h
index d12c4e475c1..2c60ec80267 100644
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -146,7 +146,7 @@ struct cred {
void *security; /* subjective LSM security */
#endif
struct user_struct *user; /* real user ID subscription */
- struct user_namespace *user_ns; /* cached user->user_ns */
+ struct user_namespace *user_ns; /* user_ns the caps and keyrings are relative to. */
struct group_info *group_info; /* supplementary groups for euid/fsgid */
struct rcu_head rcu; /* RCU deletion hook */
};