Subject: Re: [PATCH v3 1/1] powerpc/pseries: Make RAS IRQ explicitly dependent on DLPAR WQ

From: David Gibson <[email-masked]>
Date: Thu, 4 Jan 2018 11:48:11 +1100

On Wed, Jan 03, 2018 at 07:12:52PM -0200, Jose Ricardo Ziviani wrote:
> The hotplug engine uses its own workqueue to handle IRQ requests, the
> problem is that such workqueue is initialized after init_ras_IRQ, which
> will cause a kernel panic if any hotplug interruption is issued in that
> period of time.
> 
> This patch makes RAS IRQ registration explicitly dependent on DLPAR
> workqueue and adds a check to make sure that the workqueue is not
> initialized more than once.
> 
> Reported-by: Min Deng <[email-masked]>
> Reported-by: Daniel Henrique Barboza <[email-masked]>
> Tested-by: Jose Ricardo Ziviani <[email-masked]>
> Signed-off-by: Michael Ellerman <[email-masked]>

Reviewed-by: David Gibson <[email-masked]>

Michael, If this can be merged to a non-rebasing tree sooner rather
than later, that would be quite helpful to me.

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
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