From owner-svn-src-head@freebsd.org Thu Dec 6 09:45:26 2018 Return-Path: Delivered-To: svn-src-head@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 1C12B1325A70; Thu, 6 Dec 2018 09:45:26 +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 TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B5F2C893C8; Thu, 6 Dec 2018 09:45:25 +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 9725221D05; Thu, 6 Dec 2018 09:45:25 +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 wB69jPUv009596; Thu, 6 Dec 2018 09:45:25 GMT (envelope-from vmaffione@FreeBSD.org) Received: (from vmaffione@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wB69jPCp009595; Thu, 6 Dec 2018 09:45:25 GMT (envelope-from vmaffione@FreeBSD.org) Message-Id: <201812060945.wB69jPCp009595@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: vmaffione set sender to vmaffione@FreeBSD.org using -f From: Vincenzo Maffione Date: Thu, 6 Dec 2018 09:45:25 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r341624 - head/sys/dev/netmap X-SVN-Group: head X-SVN-Commit-Author: vmaffione X-SVN-Commit-Paths: head/sys/dev/netmap X-SVN-Commit-Revision: 341624 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: B5F2C893C8 X-Spamd-Result: default: False [-0.83 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-0.45)[-0.445,0]; NEURAL_HAM_SHORT(-0.30)[-0.301,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-0.08)[-0.083,0] X-Rspamd-Server: mx1.freebsd.org X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 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: Thu, 06 Dec 2018 09:45:26 -0000 Author: vmaffione Date: Thu Dec 6 09:45:25 2018 New Revision: 341624 URL: https://svnweb.freebsd.org/changeset/base/341624 Log: 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: head/sys/dev/netmap/netmap.c Modified: head/sys/dev/netmap/netmap.c ============================================================================== --- head/sys/dev/netmap/netmap.c Thu Dec 6 09:22:35 2018 (r341623) +++ head/sys/dev/netmap/netmap.c Thu Dec 6 09:45:25 2018 (r341624) @@ -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