linux-kernel - Re: [RFC PATCH v2] iommu/amd: gray the 'irq_remap

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Date:	Wed, 2 Dec 2015 14:07:52 +0100
From:	Michael Wang <yun.wang@...fitbricks.com>
To:	Joerg Roedel <joro@...tes.org>
Cc:	Catalin Marinas <catalin.marinas@...il.com>,
	iommu@...ts.linux-foundation.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH v2] iommu/amd: gray the 'irq_remap_table' object for
 kmemleak


On 12/02/2015 01:56 PM, Joerg Roedel wrote:
> On Wed, Dec 02, 2015 at 01:31:38PM +0100, Michael Wang wrote:
>> It's not my work or your work... it's a defect in the module and maintainer
>> should take responsibility on fixing it, correct?
> 
> No, its a false positive from an in-kernel checking tool, the iommu
> driver is correct. You just sent a patch to silence the false positive
> report.

Yeah, but caused by the driver :-P and have to be fixed in there too.

> 
>> We're very willing to help, but as I mentioned we are out of resource for
>> testing at this moment, but we can send you a new patch without testing,
>> will that works for you?
> 
> This should be testable on any AMD IOMMU system with working interrupt
> remapping. I will probably have no time to test this, if you really
> can't test yourself, try to get a Tested-by from someone else.

Good point, anyone willing to help test the fix? Or better provide the new
patch to be the author.

Regards,
Michael Wang

> 
> 
> 
> 	Joerg
> 
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