signal: rename signandsets() to sigandnsets()

As Tejun and Linus pointed out, "nand" is the wrong name for "x & ~y",
it should be "andn". Rename signandsets() as suggested.

Suggested-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Tejun Heo <tj@kernel.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/kernel/signal.c b/kernel/signal.c
index 4d97e11d7672..e7ee4e642c5a 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -669,7 +669,7 @@ static int rm_from_queue_full(sigset_t *mask, struct sigpending *s)
         if (sigisemptyset(&m))
                 return 0;
 
-        signandsets(&s->signal, &s->signal, mask);
+        sigandnsets(&s->signal, &s->signal, mask);
         list_for_each_entry_safe(q, n, &s->list, list) {
                 if (sigismember(mask, q->info.si_signo)) {
                         list_del_init(&q->list);
@@ -2304,7 +2304,7 @@ static void __set_task_blocked(struct task_struct *tsk, const sigset_t *newset)
         if (signal_pending(tsk) && !thread_group_empty(tsk)) {
                 sigset_t newblocked;
                 /* A set of now blocked but previously unblocked signals. */
-                signandsets(&newblocked, newset, &current->blocked);
+                sigandnsets(&newblocked, newset, &current->blocked);
                 retarget_shared_pending(tsk, &newblocked);
         }
         tsk->blocked = *newset;
@@ -2349,7 +2349,7 @@ int sigprocmask(int how, sigset_t *set, sigset_t *oldset)
                 sigorsets(&newset, &tsk->blocked, set);
                 break;
         case SIG_UNBLOCK:
-                signandsets(&newset, &tsk->blocked, set);
+                sigandnsets(&newset, &tsk->blocked, set);
                 break;
         case SIG_SETMASK:
                 newset = *set;