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PM / Runtime: Fix lockdep warning in __pm_runtime_set_status()

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commit bab636b921 upstream.

Lockdep complains about taking the parent lock in
__pm_runtime_set_status(), so mark it as nested.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Reported-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Rafael J. Wysocki
2009-12-03 20:21:21 +01:00
committed by Greg Kroah-Hartman
parent 9f3bb2b1e8
commit 7f112f35f0
1 changed files with 1 additions and 1 deletions
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drivers/base/power/runtime.c
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@@ -777,7 +777,7 @@ int __pm_runtime_set_status(struct device *dev, unsigned int status)
}
if (parent) {
spin_lock(&parent->power.lock);
spin_lock_nested(&parent->power.lock, SINGLE_DEPTH_NESTING);
/*
* It is invalid to put an active child under a parent that is