From patchwork Mon Jul 20 11:37:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Klaus Jensen X-Patchwork-Id: 277705 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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 43D23C433E0 for ; Mon, 20 Jul 2020 11:50:09 +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 10AA32070A for ; Mon, 20 Jul 2020 11:50:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=irrelevant.dk header.i=@irrelevant.dk header.b="qHWBgMcj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 10AA32070A Authentication-Results: mail.kernel.org; dmarc=fail (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]:57064 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jxUJ6-0007vv-8T for qemu-devel@archiver.kernel.org; Mon, 20 Jul 2020 07:50:08 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37500) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jxU7o-0008BJ-QX; Mon, 20 Jul 2020 07:38:28 -0400 Received: from charlie.dont.surf ([128.199.63.193]:46916) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jxU7k-0005Bm-6B; Mon, 20 Jul 2020 07:38:28 -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 D98B0BFB1E; Mon, 20 Jul 2020 11:38:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=irrelevant.dk; s=default; t=1595245082; bh=zNne+NiV3CJC/jm5tvMYdE+rFa0IL4qpEdFF4gpG/Wg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qHWBgMcjF2awQmjXTicoQjvdILZ2/7otzKOqloPj1x8p6ofiVXXbdSk5dFahaXrmP aqcjIGkCcQWFludid8vCun7AKjqFzGfASMSM75HTxEZZebM6vf/uHGw/nyaMTQhC/Q 2NFnbPYsh5WnPAeuUXE7eJdnlXlL5zSqDDssggMKimF1W/D41rkdJyAoUKB+ji0wUW 5VZurQ2G8QtytDvfHJXwp2PuzCGMsMu6F9wMGDEqBRY36SQidKp7X/U/JJhnF/IXlm MlMCGSBlQUfXRv6NsSfIP8/WvOTz5NM8+TnjcO7khLaHcFNHR5OSCjMRlvXy+FHv8h FwEkmC9NdC7AA== From: Klaus Jensen To: qemu-devel@nongnu.org Subject: [PATCH 13/16] hw/block/nvme: add a namespace reference in NvmeRequest Date: Mon, 20 Jul 2020 13:37:45 +0200 Message-Id: <20200720113748.322965-14-its@irrelevant.dk> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200720113748.322965-1-its@irrelevant.dk> References: <20200720113748.322965-1-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 = 2020/07/20 07:37:55 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=ham autolearn_force=no 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 , qemu-block@nongnu.org, Klaus Jensen , Max Reitz , Keith Busch , Klaus Jensen Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Klaus Jensen Instead of passing around the NvmeNamespace, add it as a member in the NvmeRequest structure. Signed-off-by: Klaus Jensen --- hw/block/nvme.c | 21 ++++++++++----------- hw/block/nvme.h | 1 + 2 files changed, 11 insertions(+), 11 deletions(-) diff --git a/hw/block/nvme.c b/hw/block/nvme.c index 431f26c2f589..54cd20f1ce22 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -211,6 +211,7 @@ static void nvme_irq_deassert(NvmeCtrl *n, NvmeCQueue *cq) static void nvme_req_clear(NvmeRequest *req) { + req->ns = NULL; memset(&req->cqe, 0x0, sizeof(req->cqe)); } @@ -610,8 +611,7 @@ static void nvme_rw_cb(void *opaque, int ret) nvme_enqueue_req_completion(cq, req); } -static uint16_t nvme_flush(NvmeCtrl *n, NvmeNamespace *ns, NvmeCmd *cmd, - NvmeRequest *req) +static uint16_t nvme_flush(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req) { block_acct_start(blk_get_stats(n->conf.blk), &req->acct, 0, BLOCK_ACCT_FLUSH); @@ -620,10 +620,10 @@ static uint16_t nvme_flush(NvmeCtrl *n, NvmeNamespace *ns, NvmeCmd *cmd, return NVME_NO_COMPLETE; } -static uint16_t nvme_write_zeroes(NvmeCtrl *n, NvmeNamespace *ns, NvmeCmd *cmd, - NvmeRequest *req) +static uint16_t nvme_write_zeroes(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req) { NvmeRwCmd *rw = (NvmeRwCmd *)cmd; + NvmeNamespace *ns = req->ns; const uint8_t lba_index = NVME_ID_NS_FLBAS_INDEX(ns->id_ns.flbas); const uint8_t data_shift = ns->id_ns.lbaf[lba_index].ds; uint64_t slba = le64_to_cpu(rw->slba); @@ -647,10 +647,10 @@ static uint16_t nvme_write_zeroes(NvmeCtrl *n, NvmeNamespace *ns, NvmeCmd *cmd, return NVME_NO_COMPLETE; } -static uint16_t nvme_rw(NvmeCtrl *n, NvmeNamespace *ns, NvmeCmd *cmd, - NvmeRequest *req) +static uint16_t nvme_rw(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req) { NvmeRwCmd *rw = (NvmeRwCmd *)cmd; + NvmeNamespace *ns = req->ns; uint32_t nlb = le32_to_cpu(rw->nlb) + 1; uint64_t slba = le64_to_cpu(rw->slba); @@ -706,7 +706,6 @@ static uint16_t nvme_rw(NvmeCtrl *n, NvmeNamespace *ns, NvmeCmd *cmd, static uint16_t nvme_io_cmd(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req) { - NvmeNamespace *ns; uint32_t nsid = le32_to_cpu(cmd->nsid); trace_pci_nvme_io_cmd(nvme_cid(req), nsid, nvme_sqid(req), cmd->opcode); @@ -716,15 +715,15 @@ static uint16_t nvme_io_cmd(NvmeCtrl *n, NvmeCmd *cmd, NvmeRequest *req) return NVME_INVALID_NSID | NVME_DNR; } - ns = &n->namespaces[nsid - 1]; + req->ns = &n->namespaces[nsid - 1]; switch (cmd->opcode) { case NVME_CMD_FLUSH: - return nvme_flush(n, ns, cmd, req); + return nvme_flush(n, cmd, req); case NVME_CMD_WRITE_ZEROES: - return nvme_write_zeroes(n, ns, cmd, req); + return nvme_write_zeroes(n, cmd, req); case NVME_CMD_WRITE: case NVME_CMD_READ: - return nvme_rw(n, ns, cmd, req); + return nvme_rw(n, cmd, req); default: trace_pci_nvme_err_invalid_opc(cmd->opcode); return NVME_INVALID_OPCODE | NVME_DNR; diff --git a/hw/block/nvme.h b/hw/block/nvme.h index 137cd8c2bf20..586fd3d62700 100644 --- a/hw/block/nvme.h +++ b/hw/block/nvme.h @@ -21,6 +21,7 @@ typedef struct NvmeAsyncEvent { typedef struct NvmeRequest { struct NvmeSQueue *sq; + struct NvmeNamespace *ns; BlockAIOCB *aiocb; uint16_t status; NvmeCqe cqe;