linux-kernel - Re: pci_iommu

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Date:	Mon, 30 Aug 2010 10:32:06 -0400
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org,
	Joerg Roedel <joerg.roedel@....com>,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: pci_iommu_init() crash

On Sun, Aug 29, 2010 at 07:32:16PM +0200, Ingo Molnar wrote:
> 
> FYI, -tip testing found a new boot crash, caused by the new x86/iommu 
> commits:
> 
> 6f44d03: x86, doc: Adding comments about .iommu_table and its neighbors.
> ee1f284: x86, iommu: Utilize the IOMMU_INIT macros functionality.
> 4db77ff: x86, VT-d: Make Intel VT-d IOMMU use IOMMU_INIT_* macros.
> 22e6daf: x86, GART/AMD-VI: Make AMD GART and IOMMU use IOMMU_INIT_* macros.
> d2aa232: x86, calgary: Make Calgary IOMMU use IOMMU_INIT_* macros.
> 5cb3a26: x86, xen-swiotlb: Make Xen-SWIOTLB use IOMMU_INIT_* macros.
> c116c54: x86, swiotlb: Make SWIOTLB use IOMMU_INIT_* macros.
> efa631c: x86, swiotlb: Simplify SWIOTLB pci_swiotlb_detect routine.
> 5bef80a: x86, iommu: Add proper dependency sort routine (and sanity check).
> 480125b: x86, iommu: Make all IOMMU's detection routines return a value.
> 0444ad9: x86, iommu: Add IOMMU_INIT macros, .iommu_table section, and iommu_table_entry structure
> 
> Crashlog is below, config attached. I've excluded x86/iommu from 
> tip:master for now.

Fixing it right now. Thanks for the e-mail.

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