diff options
| author | Hans Petter Selasky <hselasky@FreeBSD.org> | 2017-03-16 10:02:45 +0000 |
|---|---|---|
| committer | Hans Petter Selasky <hselasky@FreeBSD.org> | 2017-03-16 10:02:45 +0000 |
| commit | 8300fb13dd92854b48c421b02850c0693d3d74f6 (patch) | |
| tree | 53e3c7c22f0a093757dbcd8b13d3e6c7d1c87a97 /sys/compat/linuxkpi/common/include | |
| parent | 404027276b0f858b2870ccb1535c3f70d8b89622 (diff) | |
| download | src-8300fb13dd92854b48c421b02850c0693d3d74f6.tar.gz src-8300fb13dd92854b48c421b02850c0693d3d74f6.zip | |
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
Notes
Notes:
svn path=/head/; revision=315405
Diffstat (limited to 'sys/compat/linuxkpi/common/include')
| -rw-r--r-- | sys/compat/linuxkpi/common/include/linux/inetdevice.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/inetdevice.h b/sys/compat/linuxkpi/common/include/linux/inetdevice.h index 36517fb9d28b..33f12277ec66 100644 --- a/sys/compat/linuxkpi/common/include/linux/inetdevice.h +++ b/sys/compat/linuxkpi/common/include/linux/inetdevice.h @@ -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 addr) 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_ */ |