Searched refs:cred_guard_mutex (Results 1 - 9 of 9) sorted by relevance

/linux-4.1.27/kernel/
H A Dkcmp.c121 ret = kcmp_lock(&task1->signal->cred_guard_mutex, SYSCALL_DEFINE5()
122 &task2->signal->cred_guard_mutex); SYSCALL_DEFINE5()
174 kcmp_unlock(&task1->signal->cred_guard_mutex, SYSCALL_DEFINE5()
175 &task2->signal->cred_guard_mutex); SYSCALL_DEFINE5()
H A Dseccomp.c249 * Expects sighand and cred_guard_mutex locks to be held.
259 BUG_ON(!mutex_is_locked(&current->signal->cred_guard_mutex)); seccomp_can_sync_threads()
291 * Expects sighand and cred_guard_mutex locks to be held, and for
300 BUG_ON(!mutex_is_locked(&current->signal->cred_guard_mutex)); seccomp_sync_threads()
819 mutex_lock_killable(&current->signal->cred_guard_mutex)) seccomp_set_mode_filter()
837 mutex_unlock(&current->signal->cred_guard_mutex); seccomp_set_mode_filter()
H A Dfork.c788 err = mutex_lock_killable(&task->signal->cred_guard_mutex); mm_access()
798 mutex_unlock(&task->signal->cred_guard_mutex); mm_access()
1157 mutex_init(&sig->cred_guard_mutex); copy_signal()
1167 * all threads in the group. Holding cred_guard_mutex is not copy_seccomp()
H A Dptrace.c328 if (mutex_lock_interruptible(&task->signal->cred_guard_mutex)) ptrace_attach()
387 mutex_unlock(&task->signal->cred_guard_mutex); ptrace_attach()
H A Dcred.c285 * - The caller must hold ->cred_guard_mutex
/linux-4.1.27/include/linux/
H A Dinit_task.h57 .cred_guard_mutex = \
58 __MUTEX_INITIALIZER(sig.cred_guard_mutex), \
H A Dsched.h755 struct mutex cred_guard_mutex; /* guard against foreign influences on member in struct:signal_struct
/linux-4.1.27/fs/
H A Dexec.c1165 * Prepare credentials and lock ->cred_guard_mutex.
1172 if (mutex_lock_interruptible(&current->signal->cred_guard_mutex)) prepare_bprm_creds()
1179 mutex_unlock(&current->signal->cred_guard_mutex); prepare_bprm_creds()
1187 mutex_unlock(&current->signal->cred_guard_mutex); free_bprm()
1231 * cred_guard_mutex must be held at least to this point to prevent install_exec_creds()
1236 mutex_unlock(&current->signal->cred_guard_mutex); install_exec_creds()
1242 * - the caller must hold ->cred_guard_mutex to protect against
/linux-4.1.27/fs/proc/
H A Dbase.c253 int err = mutex_lock_killable(&task->signal->cred_guard_mutex); lock_trace()
257 mutex_unlock(&task->signal->cred_guard_mutex); lock_trace()
265 mutex_unlock(&task->signal->cred_guard_mutex); unlock_trace()
2194 length = mutex_lock_interruptible(&task->signal->cred_guard_mutex); proc_pid_attr_write()
2201 mutex_unlock(&task->signal->cred_guard_mutex); proc_pid_attr_write()
2345 result = mutex_lock_killable(&task->signal->cred_guard_mutex); do_io_accounting()
2381 mutex_unlock(&task->signal->cred_guard_mutex); do_io_accounting()

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