target/user: Make sure netlink would reach all network namespaces (20c08b36) · Commits · 戴 / test

The current code only allow netlink to reach the initial network namespace, which caused trouble for any client running inside container. This patch would make sure TCMU netlink would work for all network namespaces. Signed-off-by:

Sheng Yang <sheng@yasker.org> Acked-by:

Andy Grover <agrover@redhat.com> Signed-off-by:

Nicholas Bellinger <nab@linux-iscsi.org>

drivers/target/target_core_user.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -152,6 +152,7 @@ static struct genl_family tcmu_genl_family = {
		.maxattr = TCMU_ATTR_MAX,
		.mcgrps = tcmu_mcgrps,
		.n_mcgrps = ARRAY_SIZE(tcmu_mcgrps),
		.netnsok = true,
		};

		static struct tcmu_cmd tcmu_alloc_cmd(struct se_cmd se_cmd)
		@@ -840,7 +841,7 @@ static int tcmu_netlink_event(enum tcmu_genl_cmd cmd, const char *name, int mino

		genlmsg_end(skb, msg_header);

		ret = genlmsg_multicast(&tcmu_genl_family, skb, 0,
		ret = genlmsg_multicast_allns(&tcmu_genl_family, skb, 0,
		TCMU_MCGRP_CONFIG, GFP_KERNEL);

		/* We don't care if no one is listening */

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