Date: Mon, 30 Apr 2018 08:13:30 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r333101 - stable/11/sys/net Message-ID: <201804300813.w3U8DUjT039083@repo.freebsd.org>
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Author: hselasky Date: Mon Apr 30 08:13:30 2018 New Revision: 333101 URL: https://svnweb.freebsd.org/changeset/base/333101 Log: MFC r333015: Add network device event for priority code point, PCP, changes. When the PCP is changed for either a VLAN network interface or when prio tagging is enabled for a regular ethernet network interface, broadcast the IFNET_EVENT_PCP event so applications like ibcore can update its GID tables accordingly. Reviewed by: ae, kib Differential Revision: https://reviews.freebsd.org/D15040 Sponsored by: Mellanox Technologies Modified: stable/11/sys/net/if_ethersubr.c stable/11/sys/net/if_var.h stable/11/sys/net/if_vlan.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/net/if_ethersubr.c ============================================================================== --- stable/11/sys/net/if_ethersubr.c Mon Apr 30 07:30:37 2018 (r333100) +++ stable/11/sys/net/if_ethersubr.c Mon Apr 30 08:13:30 2018 (r333101) @@ -1124,10 +1124,13 @@ ether_ioctl(struct ifnet *ifp, u_long command, caddr_t if (error != 0) break; if (ifr->ifr_lan_pcp > 7 && - ifr->ifr_lan_pcp != IFNET_PCP_NONE) + ifr->ifr_lan_pcp != IFNET_PCP_NONE) { error = EINVAL; - else + } else { ifp->if_pcp = ifr->ifr_lan_pcp; + /* broadcast event about PCP change */ + EVENTHANDLER_INVOKE(ifnet_event, ifp, IFNET_EVENT_PCP); + } break; case SIOCGLANPCP: Modified: stable/11/sys/net/if_var.h ============================================================================== --- stable/11/sys/net/if_var.h Mon Apr 30 07:30:37 2018 (r333100) +++ stable/11/sys/net/if_var.h Mon Apr 30 08:13:30 2018 (r333101) @@ -368,6 +368,8 @@ EVENTHANDLER_DECLARE(ifnet_link_event, ifnet_link_even /* Interface up/down event */ #define IFNET_EVENT_UP 0 #define IFNET_EVENT_DOWN 1 +#define IFNET_EVENT_PCP 2 /* priority code point, PCP */ + typedef void (*ifnet_event_fn)(void *, struct ifnet *ifp, int event); EVENTHANDLER_DECLARE(ifnet_event, ifnet_event_fn); #endif /* _SYS_EVENTHANDLER_H_ */ Modified: stable/11/sys/net/if_vlan.c ============================================================================== --- stable/11/sys/net/if_vlan.c Mon Apr 30 07:30:37 2018 (r333100) +++ stable/11/sys/net/if_vlan.c Mon Apr 30 08:13:30 2018 (r333101) @@ -1930,6 +1930,8 @@ vlan_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data } ifv->ifv_pcp = ifr->ifr_vlan_pcp; vlan_tag_recalculate(ifv); + /* broadcast event about PCP change */ + EVENTHANDLER_INVOKE(ifnet_event, ifp, IFNET_EVENT_PCP); break; case SIOCSIFCAP:
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