Re: possible reason: unannotated irqs-off

From: Russell King - ARM Linux
Date: Fri Sep 18 2015 - 13:02:37 EST


On Fri, Sep 18, 2015 at 12:02:15PM -0400, Murali Karicheri wrote:
> While chasing a fix for a deadlock in netcp driver with debug options
> enabled, i bumped on another warning shown below.. Looks like I need to
> enable CONFIG_IRQSOFF_TRACER as well to get rid of this. Have anyone seen
> this? My google search showed me some connection with this option and I
> enabled it as well and I don't see the warning anymore. Any idea if this is
> a false alarm or a real bug? Looks like I need to enable
> CONFIG_IRQSOFF_TRACER as well. If so, I can send a patch. Either way let me
> know.

Do you have this commit applied?

commit 3302caddf10ad50710dbb7a94ccbdb3ad5bf1412
Author: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Date: Thu Aug 20 16:13:37 2015 +0100

ARM: entry: efficiency cleanups

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