26  * We give each process its own keys, which are shared by all threads. The keys
50 static __always_inline void ptrauth_keys_init_kernel(struct ptrauth_keys_kernel *keys)  in ptrauth_keys_init_kernel()  argument
53 		get_random_bytes(&keys->apia, sizeof(keys->apia));  in ptrauth_keys_init_kernel()
56 static __always_inline void ptrauth_keys_switch_kernel(struct ptrauth_keys_kernel *keys)  in ptrauth_keys_switch_kernel()  argument
61 	__ptrauth_key_install_nosync(APIA, keys->apia);  in ptrauth_keys_switch_kernel()
67 static inline void ptrauth_keys_install_user(struct ptrauth_keys_user *keys)  in ptrauth_keys_install_user()  argument
70 		__ptrauth_key_install_nosync(APIB, keys->apib);  in ptrauth_keys_install_user()
71 		__ptrauth_key_install_nosync(APDA, keys->apda);  in ptrauth_keys_install_user()
72 		__ptrauth_key_install_nosync(APDB, keys->apdb);  in ptrauth_keys_install_user()
76 		__ptrauth_key_install_nosync(APGA, keys->apga);  in ptrauth_keys_install_user()
79 static inline void ptrauth_keys_init_user(struct ptrauth_keys_user *keys)  in ptrauth_keys_init_user()  argument
82 		get_random_bytes(&keys->apia, sizeof(keys->apia));  in ptrauth_keys_init_user()
83 		get_random_bytes(&keys->apib, sizeof(keys->apib));  in ptrauth_keys_init_user()
84 		get_random_bytes(&keys->apda, sizeof(keys->apda));  in ptrauth_keys_init_user()
85 		get_random_bytes(&keys->apdb, sizeof(keys->apdb));  in ptrauth_keys_init_user()
89 		get_random_bytes(&keys->apga, sizeof(keys->apga));  in ptrauth_keys_init_user()
91 	ptrauth_keys_install_user(keys);  in ptrauth_keys_init_user()
96 extern int ptrauth_set_enabled_keys(struct task_struct *tsk, unsigned long keys,
121 		/* enable all keys */                                          \
134 #define ptrauth_set_enabled_keys(tsk, keys, enabled)	(-EINVAL)  argument