From owner-svn-src-head@freebsd.org Thu Jun 25 19:35:47 2020 Return-Path: Delivered-To: svn-src-head@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 550A23431DD; Thu, 25 Jun 2020 19:35:47 +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) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 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 49t9Gn0w8fz4V4h; Thu, 25 Jun 2020 19:35:44 +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 6996983AF; Thu, 25 Jun 2020 19:35:44 +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 05PJZiZR077064; Thu, 25 Jun 2020 19:35:44 GMT (envelope-from vmaffione@FreeBSD.org) Received: (from vmaffione@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 05PJZiWs077063; Thu, 25 Jun 2020 19:35:44 GMT (envelope-from vmaffione@FreeBSD.org) Message-Id: <202006251935.05PJZiWs077063@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: vmaffione set sender to vmaffione@FreeBSD.org using -f From: Vincenzo Maffione Date: Thu, 25 Jun 2020 19:35:44 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r362621 - head/sys/net X-SVN-Group: head X-SVN-Commit-Author: vmaffione X-SVN-Commit-Paths: head/sys/net X-SVN-Commit-Revision: 362621 X-SVN-Commit-Repository: base 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: 2.1.33 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, 25 Jun 2020 19:35:47 -0000 Author: vmaffione Date: Thu Jun 25 19:35:43 2020 New Revision: 362621 URL: https://svnweb.freebsd.org/changeset/base/362621 Log: iflib: netmap: add per-tx-queue netmap support Reviewed by: gallatin MFC after: 2 weeks Differential Revision: https://reviews.freebsd.org/D25253 Modified: head/sys/net/iflib.c Modified: head/sys/net/iflib.c ============================================================================== --- head/sys/net/iflib.c Thu Jun 25 19:35:37 2020 (r362620) +++ head/sys/net/iflib.c Thu Jun 25 19:35:43 2020 (r362621) @@ -1235,7 +1235,9 @@ iflib_netmap_timer_adjust(if_ctx_t ctx, iflib_txq_t tx uint16_t txqid; txqid = txq->ift_id; - kring = NA(ctx->ifc_ifp)->tx_rings[txqid]; + kring = netmap_kring_on(NA(ctx->ifc_ifp), txqid, NR_TX); + if (kring == NULL) + return; if (kring->nr_hwcur != nm_next(kring->nr_hwtail, kring->nkr_num_slots - 1)) { bus_dmamap_sync(txq->ift_ifdi->idi_tag, txq->ift_ifdi->idi_map, @@ -3756,20 +3758,12 @@ _task_fn_tx(void *context) #ifdef IFLIB_DIAGNOSTICS txq->ift_cpu_exec_count[curcpu]++; #endif - if (!(if_getdrvflags(ctx->ifc_ifp) & IFF_DRV_RUNNING)) + if (!(if_getdrvflags(ifp) & IFF_DRV_RUNNING)) return; #ifdef DEV_NETMAP - if (if_getcapenable(ifp) & IFCAP_NETMAP) { - bus_dmamap_sync(txq->ift_ifdi->idi_tag, txq->ift_ifdi->idi_map, - BUS_DMASYNC_POSTREAD); - if (ctx->isc_txd_credits_update(ctx->ifc_softc, txq->ift_id, false)) - netmap_tx_irq(ifp, txq->ift_id); - if (ctx->ifc_flags & IFC_LEGACY) - IFDI_INTR_ENABLE(ctx); - else - IFDI_TX_QUEUE_INTR_ENABLE(ctx, txq->ift_id); - return; - } + if ((if_getcapenable(ifp) & IFCAP_NETMAP) && + netmap_tx_irq(ifp, txq->ift_id)) + goto skip_ifmp; #endif #ifdef ALTQ if (ALTQ_IS_ENABLED(&ifp->if_snd)) @@ -3784,6 +3778,9 @@ _task_fn_tx(void *context) */ if (abdicate) ifmp_ring_check_drainage(txq->ift_br, TX_BATCH_SIZE); +#ifdef DEV_NETMAP +skip_ifmp: +#endif if (ctx->ifc_flags & IFC_LEGACY) IFDI_INTR_ENABLE(ctx); else