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Wysocki" , Danilo Krummrich Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-scsi@vger.kernel.org, Tarun Sahu , Stuart Hayes , Laurence Oberman , Bjorn Helgaas , kexec@lists.infradead.org, "Ewan Milne" , "John Meneghini" , "Lombardi, Maurizio" , "Bart Van Assche" , "John Garry" , "Jeremy Allison" , "Martin K . Petersen" , "Pasha Tatashin" , David Jeffery , Pasha Tatashin Subject: [PATCH 9/9] scsi: Enable async shutdown support Date: Thu, 17 Sep 2026 12:37:44 -0400 Message-ID: <20260917163744.191748-10-djeffery@redhat.com> In-Reply-To: <20260917163744.191748-1-djeffery@redhat.com> References: <20260917163744.191748-1-djeffery@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 X-Mimecast-MFC-PROC-ID: rL_E6ui1LT-qqJFfbIgph0Pzf7xVyvij86vJ8y6PqPg_1789663108 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260917_093837_038716_FFB1CBBB X-CRM114-Status: GOOD ( 10.13 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org 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 Reviewed-by: Pasha Tatashin Reviewed-by: John Garry --- drivers/scsi/hosts.c | 2 ++ drivers/scsi/scsi_sysfs.c | 3 +++ 2 files changed, 5 insertions(+) diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index e72055c1ebbb..75592f41ef39 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -272,6 +272,7 @@ 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); + dev_set_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); + dev_set_async_shutdown(&shost->shost_dev); get_device(&shost->shost_gendev); error = device_add(&shost->shost_dev); diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 9480432f650b..52e1e38dc027 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -1387,6 +1387,7 @@ 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); + dev_set_async_shutdown(&starget->dev); return 0; } @@ -1413,6 +1414,7 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) transport_configure_device(&starget->dev); device_enable_async_suspend(&sdev->sdev_gendev); + dev_set_async_shutdown(&sdev->sdev_gendev); scsi_autopm_get_target(starget); pm_runtime_set_active(&sdev->sdev_gendev); if (!sdev->rpm_autosuspend) @@ -1432,6 +1434,7 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) } device_enable_async_suspend(&sdev->sdev_dev); + dev_set_async_shutdown(&sdev->sdev_dev); error = device_add(&sdev->sdev_dev); if (error) { sdev_printk(KERN_INFO, sdev, -- 2.55.0