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-rw-r--r--include/linux/cred.h20
1 files changed, 2 insertions, 18 deletions
diff --git a/include/linux/cred.h b/include/linux/cred.h
index ebbed2ce6637..04421e825365 100644
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -77,21 +77,6 @@ extern int in_group_p(kgid_t);
extern int in_egroup_p(kgid_t);
/*
- * The common credentials for a thread group
- * - shared by CLONE_THREAD
- */
-#ifdef CONFIG_KEYS
-struct thread_group_cred {
- atomic_t usage;
- pid_t tgid; /* thread group process ID */
- spinlock_t lock;
- struct key __rcu *session_keyring; /* keyring inherited over fork */
- struct key *process_keyring; /* keyring private to this process */
- struct rcu_head rcu; /* RCU deletion hook */
-};
-#endif
-
-/*
* The security context of a task
*
* The parts of the context break down into two categories:
@@ -139,9 +124,10 @@ struct cred {
#ifdef CONFIG_KEYS
unsigned char jit_keyring; /* default keyring to attach requested
* keys to */
+ struct key __rcu *session_keyring; /* keyring inherited over fork */
+ struct key *process_keyring; /* keyring private to this process */
struct key *thread_keyring; /* keyring private to this thread */
struct key *request_key_auth; /* assumed request_key authority */
- struct thread_group_cred *tgcred; /* thread-group shared credentials */
#endif
#ifdef CONFIG_SECURITY
void *security; /* subjective LSM security */
@@ -357,10 +343,8 @@ static inline void put_cred(const struct cred *_cred)
extern struct user_namespace init_user_ns;
#ifdef CONFIG_USER_NS
#define current_user_ns() (current_cred_xxx(user_ns))
-#define task_user_ns(task) (task_cred_xxx((task), user_ns))
#else
#define current_user_ns() (&init_user_ns)
-#define task_user_ns(task) (&init_user_ns)
#endif