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authorvisa <visa@openbsd.org>2018-11-12 15:09:17 +0000
committervisa <visa@openbsd.org>2018-11-12 15:09:17 +0000
commite0e8a7c4892bc434a32dba76ca02883f9b1071d1 (patch)
tree6e775ad33122da8163703582cf93772d54dbfdd6 /sys/kern/kern_exit.c
parentAllow style #[] in mode formats. (diff)
downloadwireguard-openbsd-e0e8a7c4892bc434a32dba76ca02883f9b1071d1.tar.xz
wireguard-openbsd-e0e8a7c4892bc434a32dba76ca02883f9b1071d1.zip
Add a mechanism for managing asynchronous IO signal registrations.
It centralizes IO signal privilege checking and makes possible to revoke a registration when the target process or process group is deleted. Adapted from FreeBSD. OK kettenis@ mpi@ guenther@
Diffstat (limited to 'sys/kern/kern_exit.c')
-rw-r--r--sys/kern/kern_exit.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/kern/kern_exit.c b/sys/kern/kern_exit.c
index 1526ce6118f..b190eb6a7ac 100644
--- a/sys/kern/kern_exit.c
+++ b/sys/kern/kern_exit.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: kern_exit.c,v 1.170 2018/10/04 20:07:54 kettenis Exp $ */
+/* $OpenBSD: kern_exit.c,v 1.171 2018/11/12 15:09:17 visa Exp $ */
/* $NetBSD: kern_exit.c,v 1.39 1996/04/22 01:38:25 christos Exp $ */
/*
@@ -186,6 +186,8 @@ exit1(struct proc *p, int rv, int flags)
#endif
if ((p->p_flag & P_THREAD) == 0) {
+ sigio_freelist(&pr->ps_sigiolst);
+
/* close open files and release open-file table */
fdfree(p);