Commit 94df30a6 authored by Julien Gomes's avatar Julien Gomes Committed by David S. Miller
Browse files

rtnetlink: add NEWCACHEREPORT message type 



New NEWCACHEREPORT message type to be used for cache reports sent
via Netlink, effectively allowing splitting cache report reception from
mroute programming.

Suggested-by: default avatarRyan Halbrook <halbrook@arista.com>
Signed-off-by: default avatarJulien Gomes <julien@arista.com>
Reviewed-by: default avatarNikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 083a0326

include/uapi/linux/rtnetlink.h

+3 −0
Original line number Diff line number Diff line
@@ -146,6 +146,9 @@ enum { 
	RTM_GETSTATS = 94,

#define RTM_GETSTATS RTM_GETSTATS



	RTM_NEWCACHEREPORT = 96,

#define RTM_NEWCACHEREPORT RTM_NEWCACHEREPORT



	__RTM_MAX,

#define RTM_MAX		(((__RTM_MAX + 3) & ~3) - 1)

};

security/selinux/nlmsgtab.c

+2 −1
Original line number Diff line number Diff line
@@ -79,6 +79,7 @@ static const struct nlmsg_perm nlmsg_route_perms[] = 
	{ RTM_GETNSID,		NETLINK_ROUTE_SOCKET__NLMSG_READ  },

	{ RTM_NEWSTATS,		NETLINK_ROUTE_SOCKET__NLMSG_READ },

	{ RTM_GETSTATS,		NETLINK_ROUTE_SOCKET__NLMSG_READ  },

	{ RTM_NEWCACHEREPORT,	NETLINK_ROUTE_SOCKET__NLMSG_READ },

};



static const struct nlmsg_perm nlmsg_tcpdiag_perms[] =
@@ -158,7 +159,7 @@ int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm) 
	switch (sclass) {

	case SECCLASS_NETLINK_ROUTE_SOCKET:

		/* RTM_MAX always point to RTM_SETxxxx, ie RTM_NEWxxx + 3 */

		BUILD_BUG_ON(RTM_MAX != (RTM_NEWSTATS + 3));

		BUILD_BUG_ON(RTM_MAX != (RTM_NEWCACHEREPORT + 3));

		err = nlmsg_perm(nlmsg_type, perm, nlmsg_route_perms,

				 sizeof(nlmsg_route_perms));

		break;

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