From patchwork Wed Jan 27 03:55:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kashyap Desai X-Patchwork-Id: 373026 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=-11.4 required=3.0 tests=BAYES_00, DATE_IN_PAST_06_12, DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MIME_HEADER_CTYPE_ONLY,MIME_NO_TEXT,SPF_HELO_NONE,SPF_PASS, T_TVD_MIME_NO_HEADERS,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 F1943C433E6 for ; Wed, 27 Jan 2021 12:01:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AA61020784 for ; Wed, 27 Jan 2021 12:01:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234969AbhA0MBY (ORCPT ); Wed, 27 Jan 2021 07:01:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39942 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237445AbhA0L5W (ORCPT ); Wed, 27 Jan 2021 06:57:22 -0500 Received: from mail-pf1-x442.google.com (mail-pf1-x442.google.com [IPv6:2607:f8b0:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B50C5C061788 for ; Wed, 27 Jan 2021 03:55:13 -0800 (PST) Received: by mail-pf1-x442.google.com with SMTP id u67so1046464pfb.3 for ; Wed, 27 Jan 2021 03:55:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id; bh=h/qO2ofsUVso7UIqCIavPYpIB/4sDlQYmmCMnQD8zTg=; b=GLSaXdi/q5+7ygEq6yxLdXE4a/nVrTPGvKtcw7955PR2RHjqBoPyCqLj114VZbLwIt aecJ00tWV8b/8+INV/JgUC0uJeoqnZM5Lux3/fnf0gAV3jfd2zCSYQOvkAhCt48IsRcM LKy6qnWCdk4qbcKns+IJOoAhkuWweD3wNtf3U= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=h/qO2ofsUVso7UIqCIavPYpIB/4sDlQYmmCMnQD8zTg=; b=sXOVhMq2GZYzKvMXDLsY00oXobOW532OkiiDcv3KkL/ViTnSZ9+OaEmAjsIDnNuxO0 ad/JzC+/+bmzkdmO/U77Pt3APoNKZ8tzP3YJYHEH5C+ibHMRf7VShbgmPxXFxaQ/sO9U O5W1GUItUf6pHbjt84LNyHqi8lVuwfQLOzlYqoqc16W9j2oEavxSpF7sZa5taCbD/90z E/703o2WiP4xZMwh05qUEmP3YPzoE+qT7vLPrfkBW6gn77tdQFT7tLj2HCnG/B0x8Feu V5n/vfX+Cogli9CW4sqfuWyCFJMYflhtbKw6QL/gHkQqpCk50p2kcBrPELuaxcojwAtK 04Uw== X-Gm-Message-State: AOAM532+hpZHFE8X4gc1WJH+BdXKMg3g74gTqDliPLGMhSgT6wOGPU0I z1kxZVTkANTjP2bGp8UvIiRLI9/P3uDzHSIxuaP6KfeXJvb07B0aTAo9VwTJlWofTLJPqLNcX2M wCLpabqL/U7jXu2N6ivPD775SVtjed2FDDoWLlnn3YLIuzlfvMd5UbhWR6ic9jDxgeOh/8gEuYl Qrn+/fGdab X-Google-Smtp-Source: ABdhPJzvjP9hmY+a2O4z1WJ/KPl+gGpI5/zbcnyPTaq4UXQIgJv4d/nESPR/G5NL67iblecOhucerQ== X-Received: by 2002:a65:4549:: with SMTP id x9mr10937709pgr.6.1611748512827; Wed, 27 Jan 2021 03:55:12 -0800 (PST) Received: from drv-bst-rhel8.dhcp.broadcom.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id l190sm2235552pfl.205.2021.01.27.03.55.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Jan 2021 03:55:12 -0800 (PST) From: Kashyap Desai To: linux-scsi@vger.kernel.org Cc: Kashyap Desai Subject: [RESEND PATCH v2 0/4] io_uring iopoll in scsi layer Date: Wed, 27 Jan 2021 09:25:23 +0530 Message-Id: <20210127035527.40622-1-kashyap.desai@broadcom.com> X-Mailer: git-send-email 2.18.1 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org This patch series is to support io_uring iopoll feature in scsi stack. This patch set requires shared hosttag support. This patch set is created on top of 5.12/scsi-staging branch. https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/refs/heads/5.12/scsi-staging Resend this series as I have to rebase it to 5.12/scsi-staging. v2 -> - updated feedback from v1. - add reviewed-by & tested-by tag - remove flood of prints in scsi_debug driver during iopoll reported by Douglas Gilbert. - added new patch to support to get shost from hctx. added new helper function "scsi_init_hctx" v1 -> Fixed warnings in scsi_debug driver. Reported-by: kernel test robot Kashyap Desai (4): add io_uring with IOPOLL support in scsi layer megaraid_sas: iouring iopoll support scsi_debug : iouring iopoll support scsi: set shost as hctx driver_data drivers/scsi/megaraid/megaraid_sas.h | 2 + drivers/scsi/megaraid/megaraid_sas_base.c | 90 ++++++++++++-- drivers/scsi/megaraid/megaraid_sas_fusion.c | 43 ++++++- drivers/scsi/megaraid/megaraid_sas_fusion.h | 3 + drivers/scsi/scsi_debug.c | 130 ++++++++++++++++++++ drivers/scsi/scsi_lib.c | 29 ++++- include/scsi/scsi_cmnd.h | 1 + include/scsi/scsi_host.h | 11 ++ 8 files changed, 295 insertions(+), 14 deletions(-) base-commit: abb4c1c5b84a098fe932a1003e973287d1de7ed7