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=-5.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 AF5E1C433E5 for ; Wed, 26 Aug 2020 13:55:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E0D0208E4 for ; Wed, 26 Aug 2020 13:55:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598450115; bh=LBQCui/CC2CnVxkz3uprAHZKHFvXAyeXS2ZI6SOp2LI=; h=Date:From:To:To:To:Cc:Cc:Cc:Cc:Cc:Cc:Subject:In-Reply-To: References:List-ID:From; b=bngsFaGlUn8+lQM/JVxNDbtm9mVzL6NBNdju3Mdzsdu2iAfTiTE0+G//g9rGLs181 ZOEJ+HGytmYPSTNbbvHJF6RqpoT84Nvio8exlqHyKAoIPV4X0fTH8hUYhACqJ3V6o7 0M5FThYyKb7fD0m3/ByIgBiAtWY1sfsJQK4P2kI4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730590AbgHZNzL (ORCPT ); Wed, 26 Aug 2020 09:55:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:60530 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730383AbgHZNxz (ORCPT ); Wed, 26 Aug 2020 09:53:55 -0400 Received: from localhost (unknown [70.37.104.77]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3A3B022B43; Wed, 26 Aug 2020 13:53:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598450034; bh=LBQCui/CC2CnVxkz3uprAHZKHFvXAyeXS2ZI6SOp2LI=; h=Date:From:To:To:To:Cc:Cc:Cc:Cc:Cc:Cc:Subject:In-Reply-To: References:From; b=xzhr/5c5S2ZFveFO82S+ikbBleBK+nWoJ/lab7JAroLK0z4r5/CABKpeX0BPw/3X3 E9uL2c1iKyUjIPOpqnorjze22j9wzmqdNc6I3x1kNvVE2Rm6Pzm4ms0MOaHyGwLMoD Vkl+grhf1tDPyesWZqtZc+75OmT8YN2fzXdB0PuE= Date: Wed, 26 Aug 2020 13:53:53 +0000 From: Sasha Levin To: Sasha Levin To: Ming Lei To: Jens Axboe Cc: linux-block@vger.kernel.org, Ming Lei Cc: Bart Van Assche Cc: Christoph Hellwig Cc: David Jeffery Cc: Cc: stable@vger.kernel.org Subject: Re: [PATCH RESEND] blk-mq: order adding requests to hctx->dispatch and checking SCHED_RESTART In-Reply-To: <20200817100115.2495988-1-ming.lei@redhat.com> References: <20200817100115.2495988-1-ming.lei@redhat.com> Message-Id: <20200826135354.3A3B022B43@mail.kernel.org> Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hi [This is an automated email] This commit has been processed because it contains a -stable tag. The stable tag indicates that it's relevant for the following trees: all The bot has tested the following trees: v5.8.2, v5.7.16, v5.4.59, v4.19.140, v4.14.193, v4.9.232, v4.4.232. v5.8.2: Build OK! v5.7.16: Build OK! v5.4.59: Build OK! v4.19.140: Build OK! v4.14.193: Failed to apply! Possible dependencies: 1f460b63d4b3 ("blk-mq: don't restart queue when .get_budget returns BLK_STS_RESOURCE") 358a3a6bccb7 ("blk-mq: don't handle TAG_SHARED in restart") 97889f9ac24f ("blk-mq: remove synchronize_rcu() from blk_mq_del_queue_tag_set()") b347689ffbca ("blk-mq-sched: improve dispatching from sw queue") caf8eb0d604a ("blk-mq-sched: move actual dispatching into one helper") de1482974080 ("blk-mq: introduce .get_budget and .put_budget in blk_mq_ops") v4.9.232: Failed to apply! Possible dependencies: 8e8320c9315c ("blk-mq: fix performance regression with shared tags") 97889f9ac24f ("blk-mq: remove synchronize_rcu() from blk_mq_del_queue_tag_set()") bd166ef183c2 ("blk-mq-sched: add framework for MQ capable IO schedulers") cf43e6be865a ("block: add scalable completion tracking of requests") e806402130c9 ("block: split out request-only flags into a new namespace") f1ba82616c33 ("blk-mq: pass bio to blk_mq_sched_get_rq_priv") v4.4.232: Failed to apply! Possible dependencies: 511cbce2ff8b ("irq_poll: make blk-iopoll available outside the block layer") 6f3b0e8bcf3c ("blk-mq: add a flags parameter to blk_mq_alloc_request") 88459642cba4 ("blk-mq: abstract tag allocation out into sbitmap library") 8e8320c9315c ("blk-mq: fix performance regression with shared tags") 9467f85960a3 ("blk-mq/cpu-notif: Convert to new hotplug state machine") 97889f9ac24f ("blk-mq: remove synchronize_rcu() from blk_mq_del_queue_tag_set()") 9e0e252a048b ("badblocks: Add core badblock management code") bd166ef183c2 ("blk-mq-sched: add framework for MQ capable IO schedulers") cf43e6be865a ("block: add scalable completion tracking of requests") e57690fe009b ("blk-mq: don't overwrite rq->mq_ctx") f1ba82616c33 ("blk-mq: pass bio to blk_mq_sched_get_rq_priv") NOTE: The patch will not be queued to stable trees until it is upstream. How should we proceed with this patch? -- Thanks Sasha