Messages in this thread | | | Subject | Re: [PATCH] ACPI / scan: Annotate physical_node_lock in acpi_scan_is_offline() | From | Toshi Kani <> | Date | Thu, 16 Apr 2015 13:01:57 -0600 |
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On Sat, 2015-04-11 at 01:31 +0200, Rafael J. Wysocki wrote: > From: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > > acpi_scan_is_offline() may be called under the physical_node_lock > of the given device object's parent, so prevent lockdep from > complaining about that by annotating that instance with > SINGLE_DEPTH_NESTING. > > Reported-by: Xie XiuQi <xiexiuqi@huawei.com> > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Agreed that the issue is likely with the lock-class. Assuming Xie's test goes well (we will need to wait for that :),
Reviewed-by: Toshi Kani <toshi.kani@hp.com>
Thanks, -Toshi
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