The blocking futex operation is called FUTEX_WAIT. I think "ftxwait"
is literally the perfect wmesg.
"fsleep" is a lot less obvious.
ok?
Index: sys_futex.c
===================================================================
RCS file: /cvs/src/sys/kern/sys_futex.c,v
retrieving revision 1.21
diff -u -p -r1.21 sys_futex.c
--- sys_futex.c 14 Aug 2022 01:58:28 -0000 1.21
+++ sys_futex.c 23 Dec 2022 14:33:43 -0000
@@ -256,7 +256,7 @@ futex_wait(uint32_t *uaddr, uint32_t val
TAILQ_INSERT_TAIL(&f->ft_threads, p, p_fut_link);
p->p_futex = f;
- error = rwsleep_nsec(p, &ftlock, PWAIT|PCATCH, "fsleep", nsecs);
+ error = rwsleep_nsec(p, &ftlock, PWAIT|PCATCH, "ftxwait", nsecs);
if (error == ERESTART)
error = ECANCELED;
else if (error == EWOULDBLOCK) {
