From owner-svn-src-head@freebsd.org Mon Nov 28 06:40:27 2016 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5DE98C5825C; Mon, 28 Nov 2016 06:40:27 +0000 (UTC) (envelope-from sephe@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 13C701EC4; Mon, 28 Nov 2016 06:40:27 +0000 (UTC) (envelope-from sephe@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id uAS6eQHB018373; Mon, 28 Nov 2016 06:40:26 GMT (envelope-from sephe@FreeBSD.org) Received: (from sephe@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id uAS6eQMD018372; Mon, 28 Nov 2016 06:40:26 GMT (envelope-from sephe@FreeBSD.org) Message-Id: <201611280640.uAS6eQMD018372@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: sephe set sender to sephe@FreeBSD.org using -f From: Sepherosa Ziehau Date: Mon, 28 Nov 2016 06:40:26 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r309235 - head/sys/dev/hyperv/netvsc X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 28 Nov 2016 06:40:27 -0000 Author: sephe Date: Mon Nov 28 06:40:26 2016 New Revision: 309235 URL: https://svnweb.freebsd.org/changeset/base/309235 Log: hyperv/hn: Simplify RSS indirect table fixup API MFC after: 1 week Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D8630 Modified: head/sys/dev/hyperv/netvsc/if_hn.c Modified: head/sys/dev/hyperv/netvsc/if_hn.c ============================================================================== --- head/sys/dev/hyperv/netvsc/if_hn.c Mon Nov 28 06:38:41 2016 (r309234) +++ head/sys/dev/hyperv/netvsc/if_hn.c Mon Nov 28 06:40:26 2016 (r309235) @@ -319,7 +319,7 @@ static void hn_destroy_rx_data(struct static int hn_check_iplen(const struct mbuf *, int); static int hn_set_rxfilter(struct hn_softc *); static int hn_rss_reconfig(struct hn_softc *); -static void hn_rss_ind_fixup(struct hn_softc *, int); +static void hn_rss_ind_fixup(struct hn_softc *); static int hn_rxpkt(struct hn_rx_ring *, const void *, int, const struct hn_rxinfo *); @@ -817,11 +817,12 @@ hn_rss_reconfig(struct hn_softc *sc) } static void -hn_rss_ind_fixup(struct hn_softc *sc, int nchan) +hn_rss_ind_fixup(struct hn_softc *sc) { struct ndis_rssprm_toeplitz *rss = &sc->hn_rss; - int i; + int i, nchan; + nchan = sc->hn_rx_ring_inuse; KASSERT(nchan > 1, ("invalid # of channels %d", nchan)); /* @@ -2943,7 +2944,7 @@ hn_rss_ind_sysctl(SYSCTL_HANDLER_ARGS) goto back; sc->hn_flags |= HN_FLAG_HAS_RSSIND; - hn_rss_ind_fixup(sc, sc->hn_rx_ring_inuse); + hn_rss_ind_fixup(sc); error = hn_rss_reconfig(sc); back: HN_UNLOCK(sc); @@ -4502,6 +4503,8 @@ hn_synth_attach(struct hn_softc *sc, int /* * Attach the sub-channels. + * + * NOTE: hn_set_ring_inuse() _must_ have been called. */ error = hn_attach_subchans(sc); if (error) @@ -4538,8 +4541,10 @@ hn_synth_attach(struct hn_softc *sc, int * # of usable channels may be changed, so we have to * make sure that all entries in RSS indirect table * are valid. + * + * NOTE: hn_set_ring_inuse() _must_ have been called. */ - hn_rss_ind_fixup(sc, nchan); + hn_rss_ind_fixup(sc); } error = hn_rndis_conf_rss(sc, NDIS_RSS_FLAG_NONE);