Author: hselasky
Date: Thu Mar 16 10:02:45 2017
New Revision: 315405
URL: https://svnweb.freebsd.org/changeset/base/315405
Log:
Add helper function similar to ip_dev_find() to the LinuxKPI to lookup
a network device by its IPv6 address in the given VNET.
MFC after: 1 week
Sponsored by: Mellanox Technologies
Modified:
head/sys/compat/linuxkpi/common/include/linux/inetdevice.h
Modified: head/sys/compat/linuxkpi/common/include/linux/inetdevice.h
==============================================================================
--- head/sys/compat/linuxkpi/common/include/linux/inetdevice.h Thu Mar 16
09:59:35 2017 (r315404)
+++ head/sys/compat/linuxkpi/common/include/linux/inetdevice.h Thu Mar 16
10:02:45 2017 (r315405)
@@ -2,7 +2,7 @@
* Copyright (c) 2010 Isilon Systems, Inc.
* Copyright (c) 2010 iX Systems, Inc.
* Copyright (c) 2010 Panasas, Inc.
- * Copyright (c) 2013 Mellanox Technologies, Ltd.
+ * Copyright (c) 2013-2017 Mellanox Technologies, Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -57,4 +57,28 @@ ip_dev_find(struct vnet *vnet, uint32_t
return (ifp);
}
+static inline struct net_device *
+ip6_dev_find(struct vnet *vnet, struct in6_addr addr)
+{
+ struct sockaddr_in6 sin6;
+ struct ifaddr *ifa;
+ struct ifnet *ifp;
+
+ memset(&sin6, 0, sizeof(sin6));
+ sin6.sin6_addr = addr;
+ sin6.sin6_len = sizeof(sin6);
+ sin6.sin6_family = AF_INET6;
+ CURVNET_SET_QUIET(vnet);
+ ifa = ifa_ifwithaddr((struct sockaddr *)&sin6);
+ CURVNET_RESTORE();
+ if (ifa) {
+ ifp = ifa->ifa_ifp;
+ if_ref(ifp);
+ ifa_free(ifa);
+ } else {
+ ifp = NULL;
+ }
+ return (ifp);
+}
+
#endif /* _LINUX_INETDEVICE_H_ */
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