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 Received: from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 909CDF8FA9A for ; Tue, 21 Apr 2026 16:13:45 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1wFDhx-0001K4-GO; Tue, 21 Apr 2026 12:12:17 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wFDhv-0001JT-7U for qemu-devel@nongnu.org; Tue, 21 Apr 2026 12:12:15 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wFDhr-0000DZ-Hz for qemu-devel@nongnu.org; Tue, 21 Apr 2026 12:12:14 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1776787924; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=BY/7TFTwPMiMPlmmztYgB8mFgBIu0JsaGz+wXMfjMGQ=; b=btbRHvcRCtpqXLG5hW0fbdvCA3uJSVbd88F9OQ2iFUZEQW2WFEERM2ZCkULONir1aSdL3w rayPVzQ3/VvxHljZqb0sEhUbXD1U8tdVGneVoj6wijEfrK3/y0MzoSj6JZLs+9hZL7mybI npGgRNfTCv6Nuo6BFrEigBDtbaqqcbI= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-348-_OntLI68Orim5OCyTDfXwA-1; Tue, 21 Apr 2026 12:12:02 -0400 X-MC-Unique: _OntLI68Orim5OCyTDfXwA-1 X-Mimecast-MFC-AGG-ID: _OntLI68Orim5OCyTDfXwA_1776787921 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 677DA19560A2; Tue, 21 Apr 2026 16:12:01 +0000 (UTC) Received: from merkur.fritz.box (unknown [10.44.49.173]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 3E3AA1800660; Tue, 21 Apr 2026 16:11:58 +0000 (UTC) From: Kevin Wolf To: qemu-block@nongnu.org Cc: kwolf@redhat.com, hreitz@redhat.com, jsnow@redhat.com, qemu-devel@nongnu.org, qemu-stable@nongnu.org Subject: [PATCH 0/7] ide: Fix deadlock between TRIM and drain Date: Tue, 21 Apr 2026 18:11:25 +0200 Message-ID: <20260421161132.99878-1-kwolf@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Received-SPF: pass client-ip=170.10.133.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com 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, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Patches 2 and 4 are the core of the fix, see their commit message for details. Kevin Wolf (7): blkdebug: Add 'delay-ns' option block: Add blk_co_start/end_request() and BDRV_REQ_NO_QUEUE block: Add flags parameter to blk_*_pdiscard() ide: Minimal fix for deadlock between TRIM and drain ide: Clean up ide_trim_co_entry() to be idiomatic coroutine code ide-test: Factor out wait_dma_completion() ide-test: Test reset during TRIM qapi/block-core.json | 4 + include/block/block-common.h | 11 ++- include/system/block-backend-io.h | 6 +- block/blkdebug.c | 15 +++- block/block-backend.c | 47 +++++++--- block/export/virtio-blk-handler.c | 2 +- block/mirror.c | 4 +- hw/ide/core.c | 110 +++++++++++------------- nbd/server.c | 2 +- qemu-io-cmds.c | 2 +- tests/qtest/ide-test.c | 137 ++++++++++++++++++++++++------ tests/unit/test-block-iothread.c | 4 +- 12 files changed, 236 insertions(+), 108 deletions(-) -- 2.53.0