linux-kernel - Re: mellanox mlx4

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Message-ID: <20120801205640.GN5470@ics.muni.cz>
Date:	Wed, 1 Aug 2012 22:56:40 +0200
From:	Lukas Hejtmanek <xhejtman@....muni.cz>
To:	Yinghai Lu <yinghai@...nel.org>
Cc:	Roland Dreier <roland@...nel.org>, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org
Subject: Re: mellanox mlx4_core and SR-IOV

On Wed, Aug 01, 2012 at 11:29:02AM -0700, Yinghai Lu wrote:
> iov bar is not assigned by BIOS, and kernel can not find range for it too.
> 
> Lukas, can you post whole boot log with PCI_DEBUG enabled? That will
> tell exact why kernel does not assign them.
> 
> Recent kernel from 3.4... should enable realloc when SRIOV bar is not assigned.

sorry for confusing, PCI_DEBUG does not break mlx driver, it is reallocation
code that results:
[    3.555008] mlx4_core 0000:02:00.0: Missing UAR, aborting.

-- 
Lukáš Hejtmánek
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