From owner-dev-commits-src-all@freebsd.org Thu Aug 26 17:36:58 2021 Return-Path: Delivered-To: dev-commits-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id B516D66DC83; Thu, 26 Aug 2021 17:36:58 +0000 (UTC) (envelope-from tuexen@freebsd.org) Received: from drew.franken.de (mail-n.franken.de [193.175.24.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.franken.de", Issuer "Sectigo RSA Domain Validation Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4GwVQf2gvpz4qCX; Thu, 26 Aug 2021 17:36:58 +0000 (UTC) (envelope-from tuexen@freebsd.org) Received: from smtpclient.apple (ip1f100e9c.dynamic.kabel-deutschland.de [31.16.14.156]) (Authenticated sender: macmic) by mail-n.franken.de (Postfix) with ESMTPSA id F34BA721E282D; Thu, 26 Aug 2021 19:36:49 +0200 (CEST) From: tuexen@freebsd.org Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) Subject: Re: git: 26d79d40a74f - main - Hyper-V: hn: Enter network epoch when required Date: Thu, 26 Aug 2021 19:36:49 +0200 References: <202108261732.17QHWLXT023797@gitrepo.freebsd.org> To: "src-committers@freebsd.org" , "dev-commits-src-all@freebsd.org" , "dev-commits-src-main@freebsd.org" In-Reply-To: <202108261732.17QHWLXT023797@gitrepo.freebsd.org> Message-Id: <62898771-43CF-42E3-81DF-E3467F5BD7C4@freebsd.org> X-Mailer: Apple Mail (2.3654.120.0.1.13) X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,BAYES_00 autolearn=disabled version=3.4.1 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on mail-n.franken.de X-Rspamd-Queue-Id: 4GwVQf2gvpz4qCX X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [0.00 / 15.00]; local_wl_from(0.00)[freebsd.org]; ASN(0.00)[asn:680, ipnet:193.174.0.0/15, country:DE] X-BeenThere: dev-commits-src-all@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for all branches of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 26 Aug 2021 17:36:58 -0000 > On 26. Aug 2021, at 19:32, Michael Tuexen wrote: >=20 > The branch main has been updated by tuexen: >=20 > URL: = https://cgit.FreeBSD.org/src/commit/?id=3D26d79d40a74fc804c76acd88a1f8f10f= 9827a2b3 >=20 > commit 26d79d40a74fc804c76acd88a1f8f10f9827a2b3 > Author: Michael Tuexen > AuthorDate: 2021-08-26 17:27:04 +0000 > Commit: Michael Tuexen > CommitDate: 2021-08-26 17:32:00 +0000 >=20 > Hyper-V: hn: Enter network epoch when required >=20 > PR: 254695 Missing: Reviewed by: hselasky, gallatin Tested by: gbe MFC after: 1 week Sponsored by: Netflix, Inc. Differential Revision: https://reviews.freebsd.org/D31679 > --- > sys/dev/hyperv/netvsc/if_hn.c | 8 ++++++++ > 1 file changed, 8 insertions(+) >=20 > diff --git a/sys/dev/hyperv/netvsc/if_hn.c = b/sys/dev/hyperv/netvsc/if_hn.c > index cd0b5a5fa8b9..0ec398bed670 100644 > --- a/sys/dev/hyperv/netvsc/if_hn.c > +++ b/sys/dev/hyperv/netvsc/if_hn.c > @@ -83,6 +83,7 @@ __FBSDID("$FreeBSD$"); > #include > #include > #include > +#include >=20 > #include > #include > @@ -2883,7 +2884,11 @@ static void > hn_chan_rollup(struct hn_rx_ring *rxr, struct hn_tx_ring *txr) > { > #if defined(INET) || defined(INET6) > + struct epoch_tracker et; > + > + NET_EPOCH_ENTER(et); > tcp_lro_flush_all(&rxr->hn_lro); > + NET_EPOCH_EXIT(et); > #endif >=20 > /* > @@ -7459,6 +7464,7 @@ static void > hn_nvs_handle_rxbuf(struct hn_rx_ring *rxr, struct vmbus_channel = *chan, > const struct vmbus_chanpkt_hdr *pkthdr) > { > + struct epoch_tracker et; > const struct vmbus_chanpkt_rxbuf *pkt; > const struct hn_nvs_hdr *nvs_hdr; > int count, i, hlen; > @@ -7496,6 +7502,7 @@ hn_nvs_handle_rxbuf(struct hn_rx_ring *rxr, = struct vmbus_channel *chan, > return; > } >=20 > + NET_EPOCH_ENTER(et); > /* Each range represents 1 RNDIS pkt that contains 1 Ethernet = frame */ > for (i =3D 0; i < count; ++i) { > int ofs, len; > @@ -7511,6 +7518,7 @@ hn_nvs_handle_rxbuf(struct hn_rx_ring *rxr, = struct vmbus_channel *chan, > rxr->rsc.is_last =3D (i =3D=3D (count - 1)); > hn_rndis_rxpkt(rxr, rxr->hn_rxbuf + ofs, len); > } > + NET_EPOCH_EXIT(et); >=20 > /* > * Ack the consumed RXBUF associated w/ this channel packet,