diff options
Diffstat (limited to 'drivers/base/power')
| -rw-r--r-- | drivers/base/power/runtime.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index f1b856ea8e10..2f3cce17219b 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -1748,8 +1748,6 @@ void pm_runtime_get_suppliers(struct device *dev) void pm_runtime_put_suppliers(struct device *dev) { struct device_link *link; - unsigned long flags; - bool put; int idx; idx = device_links_read_lock(); @@ -1757,11 +1755,17 @@ void pm_runtime_put_suppliers(struct device *dev) list_for_each_entry_rcu(link, &dev->links.suppliers, c_node, device_links_read_lock_held()) if (link->supplier_preactivated) { + bool put; + link->supplier_preactivated = false; - spin_lock_irqsave(&dev->power.lock, flags); + + spin_lock_irq(&dev->power.lock); + put = pm_runtime_status_suspended(dev) && refcount_dec_not_one(&link->rpm_active); - spin_unlock_irqrestore(&dev->power.lock, flags); + + spin_unlock_irq(&dev->power.lock); + if (put) pm_runtime_put(link->supplier); } |