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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" , David Jeffery , Stuart Hayes , Laurence Oberman Subject: [PATCH 5/5] scsi: enable async shutdown support Date: Wed, 11 Mar 2026 13:12:09 -0400 Message-ID: <20260311171209.9205-5-djeffery@redhat.com> In-Reply-To: <20260311171209.9205-1-djeffery@redhat.com> References: <20260311171209.9205-1-djeffery@redhat.com> Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Like scsi's async suspend support, allow scsi devices to be shut down asynchronously to improve system shutdown time. Signed-off-by: David Jeffery Signed-off-by: Stuart Hayes Tested-by: Laurence Oberman --- 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, struct 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); error = device_add(&shost->shost_gendev); if (error) @@ -282,6 +283,7 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev, get_device(shost->shost_gendev.parent); device_enable_async_suspend(&shost->shost_dev); + device_enable_async_shutdown(&shost->shost_dev); get_device(&shost->shost_gendev); error = device_add(&shost->shost_dev); @@ -519,6 +521,7 @@ struct Scsi_Host *scsi_host_alloc(const struct scsi_host_template *sht, int priv shost->shost_gendev.bus = &scsi_bus_type; shost->shost_gendev.type = &scsi_host_type; scsi_enable_async_suspend(&shost->shost_gendev); + device_enable_async_shutdown(&shost->shost_gendev); device_initialize(&shost->shost_dev); shost->shost_dev.parent = &shost->shost_gendev; diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 60c06fa4ec32..c42b33e8ea8a 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -518,6 +518,7 @@ static struct scsi_target *scsi_alloc_target(struct device *parent, dev->bus = &scsi_bus_type; dev->type = &scsi_target_type; scsi_enable_async_suspend(dev); + device_enable_async_shutdown(dev); starget->id = id; starget->channel = channel; starget->can_queue = 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 *starget) pm_runtime_set_active(&starget->dev); pm_runtime_enable(&starget->dev); device_enable_async_suspend(&starget->dev); + device_enable_async_shutdown(&starget->dev); return 0; } @@ -1396,6 +1397,7 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) transport_configure_device(&starget->dev); 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) } device_enable_async_suspend(&sdev->sdev_dev); + device_enable_async_shutdown(&sdev->sdev_dev); error = 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 = &scsi_bus_type; sdev->sdev_gendev.type = &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 = hostt->sdev_groups; -- 2.53.0