From 63347905dbc105bf4921c5e24e128b5819b74c9f Mon Sep 17 00:00:00 2001 From: Aaron Lu Date: Fri, 9 Nov 2012 15:27:52 +0800 Subject: [PATCH] [SCSI] Revert "[SCSI] scsi_pm: set device runtime state before parent suspended" This reverts commit 33a2285d96b5e7b9500612ec623bf4313397bb53. With commit 88d26136a256576e444db312179e17af6dd0ea87 (PM: Prevent runtime suspend during system resume), this patch is no longer needed. Signed-off-by: Aaron Lu Acked-by: Alan Stern Acked-by: Rafael J. Wysocki Signed-off-by: James Bottomley --- drivers/scsi/scsi_pm.c | 23 +++++++++++------------ 1 file changed, 11 insertions(+), 12 deletions(-) diff --git a/drivers/scsi/scsi_pm.c b/drivers/scsi/scsi_pm.c index dc0ad85853e2..d4201ded3b22 100644 --- a/drivers/scsi/scsi_pm.c +++ b/drivers/scsi/scsi_pm.c @@ -76,24 +76,23 @@ static int scsi_bus_resume_common(struct device *dev) { int err = 0; - /* - * Parent device may have runtime suspended as soon as - * it is woken up during the system resume. - * - * Resume it on behalf of child. - */ - pm_runtime_get_sync(dev->parent); - - if (scsi_is_sdev_device(dev)) + if (scsi_is_sdev_device(dev)) { + /* + * Parent device may have runtime suspended as soon as + * it is woken up during the system resume. + * + * Resume it on behalf of child. + */ + pm_runtime_get_sync(dev->parent); err = scsi_dev_type_resume(dev); + pm_runtime_put_sync(dev->parent); + } + if (err == 0) { pm_runtime_disable(dev); pm_runtime_set_active(dev); pm_runtime_enable(dev); } - - pm_runtime_put_sync(dev->parent); - return err; } -- GitLab