From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D190EC432C3 for ; Sat, 16 Nov 2019 16:17:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A7C4221479 for ; Sat, 16 Nov 2019 16:17:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573921043; bh=qO9MfmesJuaNT05xFsTSSd6cDJaB/XiUkjqx41nGQTo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=O0+8P5D3hk1puaBgXbyVzoCWk8bpZfqKi5MRVRlOovdUynYbIKYz1DhMwcyFejJm+ B3P6AmkZ8NjGx5vzh/S49jrSfMjIF1TPaxo6HbekopI211ltaSi5AdIuH7isYw7wYe gyZ0rM5q2AuivoVDEZXzFfKF3k0E45zByFF6kE/s= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731999AbfKPQRW (ORCPT ); Sat, 16 Nov 2019 11:17:22 -0500 Received: from mail.kernel.org ([198.145.29.99]:53394 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729326AbfKPPqu (ORCPT ); Sat, 16 Nov 2019 10:46:50 -0500 Received: from sasha-vm.mshome.net (unknown [50.234.116.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2B4532081E; Sat, 16 Nov 2019 15:46:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573919209; bh=qO9MfmesJuaNT05xFsTSSd6cDJaB/XiUkjqx41nGQTo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=s4OHsI88S3x1rvy1FDtbDGrCa4lrbSwuE2HTcEr0hKbXpT9IzSuQGLnXAMwxm9s7q aP2DXslPghlMbSX6YEG6dYaQuu0eecU3Rb25BKDBP9+Dmkb9qC7zXfJNjA5suCJNWz 1+AjcDUlOLDXzFUg0RLcH500MSwhQ9R26MZaWWW4= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: James Smart , Dick Kennedy , Hannes Reinecke , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 214/237] scsi: lpfc: Correct loss of fc4 type on remote port address change Date: Sat, 16 Nov 2019 10:40:49 -0500 Message-Id: <20191116154113.7417-214-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191116154113.7417-1-sashal@kernel.org> References: <20191116154113.7417-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: James Smart [ Upstream commit d83ca3ea833d7a66d49225e4191c4e37cab8f079 ] An address change for a remote port cause PRLI for the wrong protocol to be sent. The node copy done in the discovery code skipped copying the fc4 protocols supported as well. Fix the copy logic for the address change. Beefed up log messages in this area as well. Signed-off-by: Dick Kennedy Signed-off-by: James Smart Reviewed-by: Hannes Reinecke Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/lpfc/lpfc_els.c | 27 +++++++++++++++++++++++---- drivers/scsi/lpfc/lpfc_nportdisc.c | 5 +++-- 2 files changed, 26 insertions(+), 6 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index e263a486b1c6c..222fa9b7f4788 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -1556,8 +1556,10 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp, */ new_ndlp = lpfc_findnode_wwpn(vport, &sp->portName); + /* return immediately if the WWPN matches ndlp */ if (new_ndlp == ndlp && NLP_CHK_NODE_ACT(new_ndlp)) return ndlp; + if (phba->sli_rev == LPFC_SLI_REV4) { active_rrqs_xri_bitmap = mempool_alloc(phba->active_rrq_pool, GFP_KERNEL); @@ -1566,9 +1568,13 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp, phba->cfg_rrq_xri_bitmap_sz); } - lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, - "3178 PLOGI confirm: ndlp %p x%x: new_ndlp %p\n", - ndlp, ndlp->nlp_DID, new_ndlp); + lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS | LOG_NODE, + "3178 PLOGI confirm: ndlp x%x x%x x%x: " + "new_ndlp x%x x%x x%x\n", + ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_fc4_type, + (new_ndlp ? new_ndlp->nlp_DID : 0), + (new_ndlp ? new_ndlp->nlp_flag : 0), + (new_ndlp ? new_ndlp->nlp_fc4_type : 0)); if (!new_ndlp) { rc = memcmp(&ndlp->nlp_portname, name, @@ -1617,6 +1623,14 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp, phba->cfg_rrq_xri_bitmap_sz); } + /* At this point in this routine, we know new_ndlp will be + * returned. however, any previous GID_FTs that were done + * would have updated nlp_fc4_type in ndlp, so we must ensure + * new_ndlp has the right value. + */ + if (vport->fc_flag & FC_FABRIC) + new_ndlp->nlp_fc4_type = ndlp->nlp_fc4_type; + lpfc_unreg_rpi(vport, new_ndlp); new_ndlp->nlp_DID = ndlp->nlp_DID; new_ndlp->nlp_prev_state = ndlp->nlp_prev_state; @@ -1666,7 +1680,6 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp, if (ndlp->nrport) { ndlp->nrport = NULL; lpfc_nlp_put(ndlp); - new_ndlp->nlp_fc4_type = ndlp->nlp_fc4_type; } /* We shall actually free the ndlp with both nlp_DID and @@ -1740,6 +1753,12 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp, active_rrqs_xri_bitmap) mempool_free(active_rrqs_xri_bitmap, phba->active_rrq_pool); + + lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS | LOG_NODE, + "3173 PLOGI confirm exit: new_ndlp x%x x%x x%x\n", + new_ndlp->nlp_DID, new_ndlp->nlp_flag, + new_ndlp->nlp_fc4_type); + return new_ndlp; } diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c index ae6301c796785..f72a0d628bd3d 100644 --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -2865,8 +2865,9 @@ lpfc_disc_state_machine(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, /* DSM in event on NPort in state */ lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, "0211 DSM in event x%x on NPort x%x in " - "state %d Data: x%x\n", - evt, ndlp->nlp_DID, cur_state, ndlp->nlp_flag); + "state %d Data: x%x x%x\n", + evt, ndlp->nlp_DID, cur_state, + ndlp->nlp_flag, ndlp->nlp_fc4_type); lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, "DSM in: evt:%d ste:%d did:x%x", -- 2.20.1