From patchwork Tue Jun 30 04:31:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Klaus Jensen X-Patchwork-Id: 279079 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=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, 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 885A0C433DF for ; Tue, 30 Jun 2020 04:34:29 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5779720809 for ; Tue, 30 Jun 2020 04:34:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5779720809 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=irrelevant.dk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:45124 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jq7yW-0001qi-M8 for qemu-devel@archiver.kernel.org; Tue, 30 Jun 2020 00:34:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45294) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jq7vf-0006xU-0D; Tue, 30 Jun 2020 00:31:31 -0400 Received: from charlie.dont.surf ([128.199.63.193]:47078) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jq7vc-0004SS-14; Tue, 30 Jun 2020 00:31:30 -0400 Received: from apples.local (80-167-98-190-cable.dk.customer.tdc.net [80.167.98.190]) by charlie.dont.surf (Postfix) with ESMTPSA id 5E105BF758; Tue, 30 Jun 2020 04:31:26 +0000 (UTC) From: Klaus Jensen To: qemu-block@nongnu.org Subject: [PATCH 3/3] hw/block/nvme: add trace event for requests with non-zero status code Date: Tue, 30 Jun 2020 06:31:22 +0200 Message-Id: <20200630043122.1307043-4-its@irrelevant.dk> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200630043122.1307043-1-its@irrelevant.dk> References: <20200630043122.1307043-1-its@irrelevant.dk> MIME-Version: 1.0 Received-SPF: pass client-ip=128.199.63.193; envelope-from=its@irrelevant.dk; helo=charlie.dont.surf X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/30 00:09:10 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Klaus Jensen , qemu-devel@nongnu.org, Max Reitz , Klaus Jensen , Keith Busch Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Klaus Jensen If a command results in a non-zero status code, trace it. Signed-off-by: Klaus Jensen --- hw/block/nvme.c | 5 +++++ hw/block/trace-events | 1 + 2 files changed, 6 insertions(+) diff --git a/hw/block/nvme.c b/hw/block/nvme.c index 9f1a1ba03b8a..25d79bcd0bc9 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -813,6 +813,11 @@ static void nvme_enqueue_req_completion(NvmeCQueue *cq, NvmeRequest *req) trace_pci_nvme_enqueue_req_completion(nvme_cid(req), cq->cqid, req->status); + if (req->status) { + trace_pci_nvme_err_req_status(nvme_cid(req), nvme_nsid(req->ns), + req->status, req->cmd.opcode); + } + QTAILQ_REMOVE(&req->sq->out_req_list, req, entry); QTAILQ_INSERT_TAIL(&cq->req_list, req, entry); timer_mod(cq->timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 500); diff --git a/hw/block/trace-events b/hw/block/trace-events index c570c7d0e2a5..ed21609f1a4f 100644 --- a/hw/block/trace-events +++ b/hw/block/trace-events @@ -94,6 +94,7 @@ pci_nvme_mmio_shutdown_cleared(void) "shutdown bit cleared" # nvme traces for error conditions pci_nvme_err_mdts(uint16_t cid, size_t len) "cid %"PRIu16" len %"PRIu64"" pci_nvme_err_aio(uint16_t cid, void *aio, const char *blkname, uint64_t offset, const char *opc, void *req, uint16_t status) "cid %"PRIu16" aio %p blk \"%s\" offset %"PRIu64" opc \"%s\" req %p status 0x%"PRIx16"" +pci_nvme_err_req_status(uint16_t cid, uint32_t nsid, uint16_t status, uint8_t opc) "cid %"PRIu16" nsid %"PRIu32" status 0x%"PRIx16" opc 0x%"PRIx8"" pci_nvme_err_addr_read(uint64_t addr) "addr 0x%"PRIx64"" pci_nvme_err_addr_write(uint64_t addr) "addr 0x%"PRIx64"" pci_nvme_err_invalid_sgld(uint16_t cid, uint8_t typ) "cid %"PRIu16" type 0x%"PRIx8""