Re: [PATCH 1/2] lockdep,rtmutex,bug: Show taint flags on error

From: Rusty Russell
Date: Mon Oct 31 2011 - 02:44:02 EST


On Fri, 28 Oct 2011 04:36:55 +0100, Ben Hutchings <ben@xxxxxxxxxxxxxxx> wrote:
> Currently lock debugging is disabled when the kernel is tainted, with
> a few exceptions. It is already recognised that this can be useful
> for staging modules (TAINT_CRAP), but that also goes for out-of-tree
> modules (TAINT_OOT_MODULE) so long as core kernel developers don't
> have to spend time debugging them. Also, there are several reasons
> for tainting that are unlikely to introduce false locking bug reports
> (e.g. TAINT_FIRMWARE_WORKAROUND).
>
> Instead of disabling lock debugging, show the taint flags in all
> lockdep and rtmutex-debug error messages.
>
> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>

Acked-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
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