From owner-svn-src-all@freebsd.org Thu Dec 13 09:39:06 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5A50013132F1; Thu, 13 Dec 2018 09:39:06 +0000 (UTC) (envelope-from vmaffione@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 01B1D76FCE; Thu, 13 Dec 2018 09:39:06 +0000 (UTC) (envelope-from vmaffione@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 mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id E903F1DE88; Thu, 13 Dec 2018 09:39:05 +0000 (UTC) (envelope-from vmaffione@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wBD9d5Ck072135; Thu, 13 Dec 2018 09:39:05 GMT (envelope-from vmaffione@FreeBSD.org) Received: (from vmaffione@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wBD9d5oA072134; Thu, 13 Dec 2018 09:39:05 GMT (envelope-from vmaffione@FreeBSD.org) Message-Id: <201812130939.wBD9d5oA072134@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: vmaffione set sender to vmaffione@FreeBSD.org using -f From: Vincenzo Maffione Date: Thu, 13 Dec 2018 09:39:05 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r342031 - stable/12/sys/dev/netmap X-SVN-Group: stable-12 X-SVN-Commit-Author: vmaffione X-SVN-Commit-Paths: stable/12/sys/dev/netmap X-SVN-Commit-Revision: 342031 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 01B1D76FCE X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-1.32 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-0.84)[-0.842,0]; NEURAL_HAM_SHORT(-0.48)[-0.480,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Dec 2018 09:39:06 -0000 Author: vmaffione Date: Thu Dec 13 09:39:05 2018 New Revision: 342031 URL: https://svnweb.freebsd.org/changeset/base/342031 Log: MFC r341624 netmap: netmap_transmit should honor bpf packet tap hook This allows tcpdump to capture outbound kernel packets while in netmap mode Submitted by: Marc de la Gueronniere Reviewed by: vmaffione MFC after: 1 week Sponsored by: Verisign, Inc. Differential Revision: https://reviews.freebsd.org/D17896 Modified: stable/12/sys/dev/netmap/netmap.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/netmap/netmap.c ============================================================================== --- stable/12/sys/dev/netmap/netmap.c Thu Dec 13 08:59:51 2018 (r342030) +++ stable/12/sys/dev/netmap/netmap.c Thu Dec 13 09:39:05 2018 (r342031) @@ -449,6 +449,7 @@ ports attached to the switch) #include /* bus_dmamap_* */ #include #include +#include /* ETHER_BPF_MTAP */ #elif defined(linux) @@ -3859,6 +3860,10 @@ netmap_transmit(struct ifnet *ifp, struct mbuf *m) RD(1, "%s drop mbuf that needs generic segmentation offload", na->name); goto done; } + +#ifdef __FreeBSD__ + ETHER_BPF_MTAP(ifp, m); +#endif /* __FreeBSD__ */ /* protect against netmap_rxsync_from_host(), netmap_sw_to_nic() * and maybe other instances of netmap_transmit (the latter