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Message-ID: <m1ir6gava1.fsf_-_@ebiederm.dsl.xmission.com> Date: Wed, 12 Sep 2007 07:05:42 -0600 From: ebiederm@...ssion.com (Eric W. Biederman) To: Stephen Hemminger <shemminger@...ux-foundation.org> Cc: <netdev@...r.kernel.org>, Pavel Emelyanov <xemul@...nvz.org>, Patrick McHardy <kaber@...sh.net> Subject: [PATCH] [IPROUTE2] Add support for moving links between network namespaces This adds support for setting the IFLA_NET_NS_PID attribute on links allowing them to be moved between network namespaces. Signed-off-by: Eric W. Biederman <ebiederm@...ssion.com> --- include/linux/if_link.h | 1 + ip/iplink.c | 9 +++++++++ 2 files changed, 10 insertions(+), 0 deletions(-) diff --git a/include/linux/if_link.h b/include/linux/if_link.h index 23b3a8e..c948395 100644 --- a/include/linux/if_link.h +++ b/include/linux/if_link.h @@ -78,6 +78,7 @@ enum IFLA_LINKMODE, IFLA_LINKINFO, #define IFLA_LINKINFO IFLA_LINKINFO + IFLA_NET_NS_PID, __IFLA_MAX }; diff --git a/ip/iplink.c b/ip/iplink.c index 541f3d6..624c784 100644 --- a/ip/iplink.c +++ b/ip/iplink.c @@ -158,6 +158,7 @@ int iplink_parse(int argc, char **argv, struct iplink_req *req, char abuf[32]; int qlen = -1; int mtu = -1; + pid_t netns_pid = -1; ret = argc; @@ -255,6 +256,14 @@ int iplink_parse(int argc, char **argv, struct iplink_req *req, } else return on_off("dynamic"); #endif + } else if (matches(*argv, "netnspid") == 0) { + NEXT_ARG(); + if (netns_pid != -1) + duparg("netnspid", *argv); + if (get_integer(&netns_pid, *argv, 0)) + invarg("Invalid \"netnspid\" value\n", *argv); + addattr_l(&req->n, sizeof(*req), IFLA_NET_NS_PID, + &netns_pid, sizeof(netns_pid)); } else if (matches(*argv, "type") == 0) { NEXT_ARG(); *type = *argv; -- 1.5.3.rc6.17.g1911 - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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