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authormpi <mpi@openbsd.org>2017-03-07 09:23:27 +0000
committermpi <mpi@openbsd.org>2017-03-07 09:23:27 +0000
commit143ab7fc259aff7c83770a7286feb60e15721391 (patch)
tree6c133422618844e51864253d24d9b090a48feb05 /sys/kern/uipc_socket.c
parenttls_close() can return TLS_WANT_POLLIN/TLS_WANT_POLLOUT, handle them (diff)
downloadwireguard-openbsd-143ab7fc259aff7c83770a7286feb60e15721391.tar.xz
wireguard-openbsd-143ab7fc259aff7c83770a7286feb60e15721391.zip
Do not grab the NET_LOCK() for routing sockets operations.
The only function that need the lock is rtm_output() as it messes with the routing table. So grab the lock there since it is safe to sleep in a process context. ok bluhm@
Diffstat (limited to 'sys/kern/uipc_socket.c')
-rw-r--r--sys/kern/uipc_socket.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/kern/uipc_socket.c b/sys/kern/uipc_socket.c
index 1affe913afc..93162a4e256 100644
--- a/sys/kern/uipc_socket.c
+++ b/sys/kern/uipc_socket.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: uipc_socket.c,v 1.178 2017/03/03 09:41:20 mpi Exp $ */
+/* $OpenBSD: uipc_socket.c,v 1.179 2017/03/07 09:23:27 mpi Exp $ */
/* $NetBSD: uipc_socket.c,v 1.21 1996/02/04 02:17:52 christos Exp $ */
/*
@@ -1038,11 +1038,12 @@ sorflush(struct socket *so)
{
struct sockbuf *sb = &so->so_rcv;
struct protosw *pr = so->so_proto;
+ sa_family_t af = pr->pr_domain->dom_family;
struct sockbuf asb;
sb->sb_flags |= SB_NOINTR;
sblock(sb, M_WAITOK,
- (pr->pr_domain->dom_family != PF_LOCAL) ? &netlock : NULL);
+ (af != PF_LOCAL && af != PF_ROUTE) ? &netlock : NULL);
socantrcvmore(so);
sbunlock(sb);
asb = *sb;