From owner-svn-src-stable@freebsd.org Wed Dec 12 11:35:01 2018 Return-Path: Delivered-To: svn-src-stable@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 9369D133922D; Wed, 12 Dec 2018 11:35:01 +0000 (UTC) (envelope-from hselasky@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 363CA89D39; Wed, 12 Dec 2018 11:35:01 +0000 (UTC) (envelope-from hselasky@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 2BE20760E; Wed, 12 Dec 2018 11:35:01 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wBCBZ0Ys051617; Wed, 12 Dec 2018 11:35:00 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wBCBZ0g9051615; Wed, 12 Dec 2018 11:35:00 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <201812121135.wBCBZ0g9051615@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Wed, 12 Dec 2018 11:35:00 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r341891 - stable/11/sys/ofed/drivers/infiniband/ulp/ipoib X-SVN-Group: stable-11 X-SVN-Commit-Author: hselasky X-SVN-Commit-Paths: stable/11/sys/ofed/drivers/infiniband/ulp/ipoib X-SVN-Commit-Revision: 341891 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 363CA89D39 X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-0.70 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_SHORT(-0.70)[-0.702,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 12 Dec 2018 11:35:01 -0000 Author: hselasky Date: Wed Dec 12 11:35:00 2018 New Revision: 341891 URL: https://svnweb.freebsd.org/changeset/base/341891 Log: MFC r341538: ipoib: Notify on modify QP failure only when relevant Modify QP can fail and it can be acceptable, like when moving from RST to ERR state, all the rest are not acceptable and a message to the log should be printed. The current code prints on all failures and many messages like: "Failed to modify QP to ERROR state" appear, even when supported by the state machine of the QP object. Linux commit: 5dc78ad1904db597bdb4427f3ead437aae86f54c MFC after: 1 week Sponsored by: Mellanox Technologies Modified: stable/11/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_ib.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_ib.c ============================================================================== --- stable/11/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_ib.c Wed Dec 12 11:33:50 2018 (r341890) +++ stable/11/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib_ib.c Wed Dec 12 11:35:00 2018 (r341891) @@ -708,6 +708,30 @@ static int recvs_pending(struct ipoib_dev_priv *priv) return pending; } +static void check_qp_movement_and_print(struct ipoib_dev_priv *priv, + struct ib_qp *qp, + enum ib_qp_state new_state) +{ + struct ib_qp_attr qp_attr; + struct ib_qp_init_attr query_init_attr; + int ret; + + ret = ib_query_qp(qp, &qp_attr, IB_QP_STATE, &query_init_attr); + if (ret) { + ipoib_warn(priv, "%s: Failed to query QP (%d)\n", __func__, ret); + return; + } + + /* print according to the new-state and the previous state */ + if (new_state == IB_QPS_ERR && qp_attr.qp_state == IB_QPS_RESET) { + ipoib_dbg(priv, "Failed to modify QP %d->%d, acceptable\n", + qp_attr.qp_state, new_state); + } else { + ipoib_warn(priv, "Failed to modify QP %d->%d\n", + qp_attr.qp_state, new_state); + } +} + void ipoib_drain_cq(struct ipoib_dev_priv *priv) { int i, n; @@ -759,7 +783,7 @@ int ipoib_ib_dev_stop(struct ipoib_dev_priv *priv, int */ qp_attr.qp_state = IB_QPS_ERR; if (ib_modify_qp(priv->qp, &qp_attr, IB_QP_STATE)) - ipoib_warn(priv, "Failed to modify QP to ERROR state\n"); + check_qp_movement_and_print(priv, priv->qp, IB_QPS_ERR); /* Wait for all sends and receives to complete */ begin = jiffies;