294 void key_fsuid_changed(struct task_struct *tsk)  in key_fsuid_changed()  argument
297 	BUG_ON(!tsk->cred);  in key_fsuid_changed()
298 	if (tsk->cred->thread_keyring) {  in key_fsuid_changed()
299 		down_write(&tsk->cred->thread_keyring->sem);  in key_fsuid_changed()
300 		tsk->cred->thread_keyring->uid = tsk->cred->fsuid;  in key_fsuid_changed()
301 		up_write(&tsk->cred->thread_keyring->sem);  in key_fsuid_changed()
308 void key_fsgid_changed(struct task_struct *tsk)  in key_fsgid_changed()  argument
311 	BUG_ON(!tsk->cred);  in key_fsgid_changed()
312 	if (tsk->cred->thread_keyring) {  in key_fsgid_changed()
313 		down_write(&tsk->cred->thread_keyring->sem);  in key_fsgid_changed()
314 		tsk->cred->thread_keyring->gid = tsk->cred->fsgid;  in key_fsgid_changed()
315 		up_write(&tsk->cred->thread_keyring->sem);  in key_fsgid_changed()