From owner-svn-src-all@freebsd.org Tue Feb 12 00:00:34 2019 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 EAF6714E7A4D; Tue, 12 Feb 2019 00:00:33 +0000 (UTC) (envelope-from pkelsey@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 8FC3E8FAEB; Tue, 12 Feb 2019 00:00:33 +0000 (UTC) (envelope-from pkelsey@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 838C5762C; Tue, 12 Feb 2019 00:00:33 +0000 (UTC) (envelope-from pkelsey@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x1C00XZl006597; Tue, 12 Feb 2019 00:00:33 GMT (envelope-from pkelsey@FreeBSD.org) Received: (from pkelsey@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x1C00XJe006596; Tue, 12 Feb 2019 00:00:33 GMT (envelope-from pkelsey@FreeBSD.org) Message-Id: <201902120000.x1C00XJe006596@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pkelsey set sender to pkelsey@FreeBSD.org using -f From: Patrick Kelsey Date: Tue, 12 Feb 2019 00:00:33 +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: r344031 - stable/12/sys/dev/e1000 X-SVN-Group: stable-12 X-SVN-Commit-Author: pkelsey X-SVN-Commit-Paths: stable/12/sys/dev/e1000 X-SVN-Commit-Revision: 344031 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 8FC3E8FAEB X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-0.99)[-0.995,0]; NEURAL_HAM_SHORT(-0.96)[-0.962,0]; NEURAL_HAM_LONG(-1.00)[-0.999,0]; 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: Tue, 12 Feb 2019 00:00:34 -0000 Author: pkelsey Date: Tue Feb 12 00:00:32 2019 New Revision: 344031 URL: https://svnweb.freebsd.org/changeset/base/344031 Log: MFC r343919: Fix em(4) interrupt routing When configured with more tx queues than rx queues, em_if_msix_intr_assign() was incorrectly routing the tx event interrupts. Reviewed by: erj, marius Differential Revision: https://reviews.freebsd.org/D19070 Modified: stable/12/sys/dev/e1000/if_em.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/e1000/if_em.c ============================================================================== --- stable/12/sys/dev/e1000/if_em.c Mon Feb 11 23:35:34 2019 (r344030) +++ stable/12/sys/dev/e1000/if_em.c Tue Feb 12 00:00:32 2019 (r344031) @@ -1988,7 +1988,7 @@ em_if_msix_intr_assign(if_ctx_t ctx, int msix) &adapter->rx_queues[i % adapter->rx_num_queues].que_irq, IFLIB_INTR_TX, tx_que, tx_que->me, buf); - tx_que->msix = (vector % adapter->tx_num_queues); + tx_que->msix = (vector % adapter->rx_num_queues); /* * Set the bit to enable interrupt @@ -2001,9 +2001,9 @@ em_if_msix_intr_assign(if_ctx_t ctx, int msix) adapter->ims |= tx_que->eims; adapter->ivars |= (8 | tx_que->msix) << (8 + (i * 4)); } else if (adapter->hw.mac.type == e1000_82575) { - tx_que->eims = E1000_EICR_TX_QUEUE0 << (i % adapter->tx_num_queues); + tx_que->eims = E1000_EICR_TX_QUEUE0 << i; } else { - tx_que->eims = 1 << (i % adapter->tx_num_queues); + tx_que->eims = 1 << i; } }