Module Name:    src
Committed By:   martin
Date:           Sat May 12 10:42:22 UTC 2018

Modified Files:
        src/sys/kern [netbsd-8]: uipc_usrreq.c
        src/sys/net [netbsd-8]: raw_cb.h
        src/sys/netinet6 [netbsd-8]: in6_proto.c

Log Message:
Pull up following revision(s) (requested by roy in ticket #821):

        sys/netinet6/in6_proto.c: revision 1.125
        sys/net/raw_cb.h: revision 1.29
        sys/kern/uipc_usrreq.c: revision 1.186

Increase the default size of some receive buffers from 8k to 16k.

This mitigates recent reports of socket overflow errors
and fixes PR bin/53247.


To generate a diff of this commit:
cvs rdiff -u -r1.181.8.1 -r1.181.8.2 src/sys/kern/uipc_usrreq.c
cvs rdiff -u -r1.27.4.1 -r1.27.4.2 src/sys/net/raw_cb.h
cvs rdiff -u -r1.117.4.4 -r1.117.4.5 src/sys/netinet6/in6_proto.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/kern/uipc_usrreq.c
diff -u src/sys/kern/uipc_usrreq.c:1.181.8.1 src/sys/kern/uipc_usrreq.c:1.181.8.2
--- src/sys/kern/uipc_usrreq.c:1.181.8.1	Mon Apr  9 13:34:10 2018
+++ src/sys/kern/uipc_usrreq.c	Sat May 12 10:42:22 2018
@@ -1,4 +1,4 @@
-/*	$NetBSD: uipc_usrreq.c,v 1.181.8.1 2018/04/09 13:34:10 bouyer Exp $	*/
+/*	$NetBSD: uipc_usrreq.c,v 1.181.8.2 2018/05/12 10:42:22 martin Exp $	*/
 
 /*-
  * Copyright (c) 1998, 2000, 2004, 2008, 2009 The NetBSD Foundation, Inc.
@@ -96,7 +96,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uipc_usrreq.c,v 1.181.8.1 2018/04/09 13:34:10 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uipc_usrreq.c,v 1.181.8.2 2018/05/12 10:42:22 martin Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -665,7 +665,7 @@ uipc_ctloutput(int op, struct socket *so
 u_long	unpst_sendspace = PIPSIZ;
 u_long	unpst_recvspace = PIPSIZ;
 u_long	unpdg_sendspace = 2*1024;	/* really max datagram size */
-u_long	unpdg_recvspace = 4*1024;
+u_long	unpdg_recvspace = 16*1024;
 
 u_int	unp_rights;			/* files in flight */
 u_int	unp_rights_ratio = 2;		/* limit, fraction of maxfiles */

Index: src/sys/net/raw_cb.h
diff -u src/sys/net/raw_cb.h:1.27.4.1 src/sys/net/raw_cb.h:1.27.4.2
--- src/sys/net/raw_cb.h:1.27.4.1	Sat Oct 21 19:43:54 2017
+++ src/sys/net/raw_cb.h	Sat May 12 10:42:22 2018
@@ -1,4 +1,4 @@
-/*	$NetBSD: raw_cb.h,v 1.27.4.1 2017/10/21 19:43:54 snj Exp $	*/
+/*	$NetBSD: raw_cb.h,v 1.27.4.2 2018/05/12 10:42:22 martin Exp $	*/
 
 /*
  * Copyright (c) 1980, 1986, 1993
@@ -57,7 +57,7 @@ struct rawcb {
  * Nominal space allocated to a raw socket.
  */
 #define	RAWSNDQ		8192
-#define	RAWRCVQ		8192
+#define	RAWRCVQ		16384
 
 LIST_HEAD(rawcbhead, rawcb);
 

Index: src/sys/netinet6/in6_proto.c
diff -u src/sys/netinet6/in6_proto.c:1.117.4.4 src/sys/netinet6/in6_proto.c:1.117.4.5
--- src/sys/netinet6/in6_proto.c:1.117.4.4	Sat Mar 31 10:41:06 2018
+++ src/sys/netinet6/in6_proto.c	Sat May 12 10:42:22 2018
@@ -1,4 +1,4 @@
-/*	$NetBSD: in6_proto.c,v 1.117.4.4 2018/03/31 10:41:06 martin Exp $	*/
+/*	$NetBSD: in6_proto.c,v 1.117.4.5 2018/05/12 10:42:22 martin Exp $	*/
 /*	$KAME: in6_proto.c,v 1.66 2000/10/10 15:35:47 itojun Exp $	*/
 
 /*
@@ -62,7 +62,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: in6_proto.c,v 1.117.4.4 2018/03/31 10:41:06 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: in6_proto.c,v 1.117.4.5 2018/05/12 10:42:22 martin Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_gateway.h"
@@ -605,7 +605,7 @@ int pmtu_expire = 60*10;
  * Nominal space allocated to a raw ip socket.
  */
 #define	RIPV6SNDQ	8192
-#define	RIPV6RCVQ	8192
+#define	RIPV6RCVQ	16384
 
 u_long	rip6_sendspace = RIPV6SNDQ;
 u_long	rip6_recvspace = RIPV6RCVQ;

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