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From: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] powerpc: convert 'iommu_alloc failed' messages to dynamic debug
Date: Mon, 13 Jun 2016 10:27:58 -0300	[thread overview]
Message-ID: <575EB4DE.9080807@linux.vnet.ibm.com> (raw)
In-Reply-To: <1465686148.19533.28.camel@kernel.crashing.org>

Hi Ben,

On 06/11/2016 08:02 PM, Benjamin Herrenschmidt wrote:
> I'm not fan of this. This is a very useful message to diagnose why,
> for example, your network adapter is not working properly.
>
> A lot of drivers don't deal well with IOMMU errors.
>
> The fact that NVME trigger these is a problem that needs to be solved
> differently.

Ok, I understand your points.

Thanks for the review -- helps in setting another direction.

Kind regards,

-- 
Mauricio Faria de Oliveira
IBM Linux Technology Center

  reply	other threads:[~2016-06-13 13:28 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-10 13:03 [PATCH] powerpc: convert 'iommu_alloc failed' messages to dynamic debug Mauricio Faria de Oliveira
2016-06-11 23:02 ` Benjamin Herrenschmidt
2016-06-13 13:27   ` Mauricio Faria de Oliveira [this message]
2016-06-13 21:26     ` Benjamin Herrenschmidt
2016-06-13 21:43       ` Mauricio Faria de Oliveira
2016-06-13 21:51         ` Benjamin Herrenschmidt
2016-06-13 22:01           ` Mauricio Faria de Oliveira
2016-08-03 19:39       ` Mauricio Faria de Oliveira
2016-08-03 21:34         ` Benjamin Herrenschmidt
2016-08-03 21:39           ` Mauricio Faria de Oliveira

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