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Date:      Sat, 24 Oct 2020 14:25:38 +0000 (UTC)
From:      Edward Tomasz Napierala <trasz@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r367001 - head/sys/compat/linux
Message-ID:  <202010241425.09OEPcaR025971@repo.freebsd.org>
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Author: trasz
Date: Sat Oct 24 14:25:38 2020
New Revision: 367001
URL: https://svnweb.freebsd.org/changeset/base/367001

Log:
  Tweak linux(4) socket(2) debug messages.
  
  MFC after:	2 weeks
  Sponsored by:	The FreeBSD Foundation
  Differential Revision:	https://reviews.freebsd.org/D26900

Modified:
  head/sys/compat/linux/linux.h
  head/sys/compat/linux/linux_socket.c

Modified: head/sys/compat/linux/linux.h
==============================================================================
--- head/sys/compat/linux/linux.h	Sat Oct 24 14:23:44 2020	(r367000)
+++ head/sys/compat/linux/linux.h	Sat Oct 24 14:25:38 2020	(r367001)
@@ -58,6 +58,10 @@ struct l_sockaddr {
 #define	LINUX_AF_IPX		4
 #define	LINUX_AF_APPLETALK	5
 #define	LINUX_AF_INET6		10
+#define	LINUX_AF_NETLINK	16
+
+#define	LINUX_NETLINK_ROUTE	0
+#define	LINUX_NETLINK_UEVENT	15
 
 /*
  * net device flags

Modified: head/sys/compat/linux/linux_socket.c
==============================================================================
--- head/sys/compat/linux/linux_socket.c	Sat Oct 24 14:23:44 2020	(r367000)
+++ head/sys/compat/linux/linux_socket.c	Sat Oct 24 14:25:38 2020	(r367001)
@@ -514,6 +514,20 @@ linux_socket(struct thread *td, struct linux_socket_ar
 		return (retval_socket);
 	domain = linux_to_bsd_domain(args->domain);
 	if (domain == -1) {
+		if (args->domain == LINUX_AF_NETLINK &&
+		    args->protocol == LINUX_NETLINK_ROUTE) {
+			linux_msg(curthread,
+			    "unsupported socket(AF_NETLINK, %d, NETLINK_ROUTE)", type);
+			return (EAFNOSUPPORT);
+		}
+		    
+		if (args->domain == LINUX_AF_NETLINK &&
+		    args->protocol == LINUX_NETLINK_UEVENT) {
+			linux_msg(curthread,
+			    "unsupported socket(AF_NETLINK, %d, NETLINK_UEVENT)", type);
+			return (EAFNOSUPPORT);
+		}
+	
 		linux_msg(curthread, "unsupported socket domain %d, type %d, protocol %d",
 		    args->domain, args->type & LINUX_SOCK_TYPE_MASK, args->protocol);
 		return (EAFNOSUPPORT);

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