From nobody Tue Apr 7 21:49:30 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9E9003C3BF8 for ; Tue, 7 Apr 2026 15:36:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775576189; cv=none; b=CEeLALs3EhfVPh4vO5WGhg9W0LdkQshZBJcAaFt3fVpq55hyNmCKKlcilEoQ0Ukwo+Gcs1DePHMhAvUn2f1hC/Cbm01mYNKx7bDIeqAp9GTUbOF2/4ZBZvAIIhtUUmlVnzCnPO5XB+tYseu5Rx/XUylQZPuxTJ4Ap4n7nSZRqyA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775576189; c=relaxed/simple; bh=hX445ynibnXiIWMEjocw1AVTzkgY1FNORC7rREkeDJw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=dlGRW7cd5jRNpEwLLx2wqaonw65LbC34YYGkGG/4dgolNhch752dHvHEjnjrsdFnUaB+Ek8UOJJ4k3Xaj2oCBz+EtacGGSnjAJLjNIRoTyI4DdD/V1+AYAnvnI/usp6SAwmEeG+QFdPce1MWP3xqJDHGzCAPKjkPRuvI/GFg7pE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=L3p8hNcD; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="L3p8hNcD" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1775576176; 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: in-reply-to:in-reply-to:references:references; bh=BQUsDl+61brgBW+bmtwfnTQiS3JcRbzE4Uc2abCpuBs=; b=L3p8hNcDjunEEeyhkIHm8WyBL+mBHp2d2gOgdVC+gAJo+f2hVbwyL0dhaIsft315wxUpVG VLS7ieRqq5XPJ04zF/9CsUtzXv/MlLagVlV8MVPR/kK2tKNwgtwYoFLG+AQZB8eUg2LpSW S+Wjb81alMllKorWGww2aFXU27A169E= 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-542-i3a9Ot2dP1qh06s5bqKUUw-1; Tue, 07 Apr 2026 11:36:13 -0400 X-MC-Unique: i3a9Ot2dP1qh06s5bqKUUw-1 X-Mimecast-MFC-AGG-ID: i3a9Ot2dP1qh06s5bqKUUw_1775576171 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 EDCEE195608C; Tue, 7 Apr 2026 15:36:10 +0000 (UTC) Received: from fedora-work.redhat.com (unknown [10.22.80.127]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id D1C3D1800594; Tue, 7 Apr 2026 15:36:06 +0000 (UTC) From: David Jeffery To: linux-kernel@vger.kernel.org, driver-core@lists.linux.dev, linux-pci@vger.kernel.org, linux-scsi@vger.kernel.org, Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich Cc: Tarun Sahu , Pasha Tatashin , =?UTF-8?q?Micha=C5=82=20C=C5=82api=C5=84ski?= , Jordan Richards , Ewan Milne , John Meneghini , "Lombardi, Maurizio" , Stuart Hayes , Laurence Oberman , Bart Van Assche , Bjorn Helgaas , "Martin K . Petersen" , David Jeffery Subject: [PATCH 5/5] scsi: enable async shutdown support Date: Tue, 7 Apr 2026 11:35:32 -0400 Message-ID: <20260407153532.6395-6-djeffery@redhat.com> In-Reply-To: <20260407153532.6395-1-djeffery@redhat.com> References: <20260407153532.6395-1-djeffery@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Content-Type: text/plain; charset="utf-8" Like scsi's async suspend support, allow scsi devices to be shut down asynchronously to reduce system shutdown time. Signed-off-by: David Jeffery Signed-off-by: Stuart Hayes Tested-by: Laurence Oberman Reviewed-by: Martin K. Petersen --- drivers/scsi/hosts.c | 3 +++ drivers/scsi/scsi_scan.c | 1 + drivers/scsi/scsi_sysfs.c | 4 ++++ 3 files changed, 8 insertions(+) diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index e047747d4ecf..dfb38a82c0bf 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -273,6 +273,7 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, str= uct device *dev, pm_runtime_set_active(&shost->shost_gendev); pm_runtime_enable(&shost->shost_gendev); device_enable_async_suspend(&shost->shost_gendev); + device_enable_async_shutdown(&shost->shost_gendev); =20 error =3D device_add(&shost->shost_gendev); if (error) @@ -282,6 +283,7 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, str= uct device *dev, get_device(shost->shost_gendev.parent); =20 device_enable_async_suspend(&shost->shost_dev); + device_enable_async_shutdown(&shost->shost_dev); =20 get_device(&shost->shost_gendev); error =3D device_add(&shost->shost_dev); @@ -519,6 +521,7 @@ struct Scsi_Host *scsi_host_alloc(const struct scsi_hos= t_template *sht, int priv shost->shost_gendev.bus =3D &scsi_bus_type; shost->shost_gendev.type =3D &scsi_host_type; scsi_enable_async_suspend(&shost->shost_gendev); + device_enable_async_shutdown(&shost->shost_gendev); =20 device_initialize(&shost->shost_dev); shost->shost_dev.parent =3D &shost->shost_gendev; diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 7b11bc7de0e3..72f30db8609a 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -515,6 +515,7 @@ static struct scsi_target *scsi_alloc_target(struct dev= ice *parent, dev->bus =3D &scsi_bus_type; dev->type =3D &scsi_target_type; scsi_enable_async_suspend(dev); + device_enable_async_shutdown(dev); starget->id =3D id; starget->channel =3D channel; starget->can_queue =3D 0; diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 6b8c5c05f294..c76ba17b206f 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -1370,6 +1370,7 @@ static int scsi_target_add(struct scsi_target *starge= t) pm_runtime_set_active(&starget->dev); pm_runtime_enable(&starget->dev); device_enable_async_suspend(&starget->dev); + device_enable_async_shutdown(&starget->dev); =20 return 0; } @@ -1396,6 +1397,7 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) transport_configure_device(&starget->dev); =20 device_enable_async_suspend(&sdev->sdev_gendev); + device_enable_async_shutdown(&sdev->sdev_gendev); scsi_autopm_get_target(starget); pm_runtime_set_active(&sdev->sdev_gendev); if (!sdev->rpm_autosuspend) @@ -1415,6 +1417,7 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) } =20 device_enable_async_suspend(&sdev->sdev_dev); + device_enable_async_shutdown(&sdev->sdev_dev); error =3D device_add(&sdev->sdev_dev); if (error) { sdev_printk(KERN_INFO, sdev, @@ -1670,6 +1673,7 @@ void scsi_sysfs_device_initialize(struct scsi_device = *sdev) sdev->sdev_gendev.bus =3D &scsi_bus_type; sdev->sdev_gendev.type =3D &scsi_dev_type; scsi_enable_async_suspend(&sdev->sdev_gendev); + device_enable_async_shutdown(&sdev->sdev_gendev); dev_set_name(&sdev->sdev_gendev, "%d:%d:%d:%llu", sdev->host->host_no, sdev->channel, sdev->id, sdev->lun); sdev->sdev_gendev.groups =3D hostt->sdev_groups; --=20 2.53.0