linux-kernel - Re: [lkp] [iommu/vt] c1b9a54b6f:

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Date:	Thu, 8 Oct 2015 11:09:21 +0800
From:	Baoquan He <bhe@...hat.com>
To:	kernel test robot <ying.huang@...ux.intel.com>
Cc:	lkp@...org, LKML <linux-kernel@...r.kernel.org>,
	0day robot <fengguang.wu@...el.com>
Subject: Re: [lkp] [iommu/vt] c1b9a54b6f:

Hi,

On 10/08/15 at 10:47am, kernel test robot wrote:
> FYI, we noticed the below changes on
> 
> git://internal_mailing_list_patch_tree Baoquan-He/iommu-vt-d-break-the-for-loop-if-an-empty-ir_ioapic-entry-found
> commit c1b9a54b6f21f22bb5fba5cb981da0be06011476 ("iommu/vt-d: Adjsut the return value of the parse_ioapics_under_ir")

> 
> The following new message in kernel log may make end user confusing.
> The test was done without hibernation.
> 
> [    0.241752] DMAR-IR: Failed to copy IR table for dmar0 from previous kernel
> 
> To reproduce:
> 
>         git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
>         cd lkp-tests
>         bin/lkp install job.yaml  # job file is attached in this email
>         bin/lkp run     job.yaml

The first patch need be dropped since the original code is reasonable.
Only patch 2/2 is good, I will repost patch 2/2 alone according to
Joerg's comment.

[PATCH 1/2] iommu/vt-d: break the for loop if an empty ir_ioapic entry
found


Thanks
Baoquan
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