linux-kernel - Re: [PATCH v2] ahci, msix: Fix build error for !PCI

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Message-ID: <20150617181734.GH22637@mtj.duckdns.org>
Date:	Wed, 17 Jun 2015 14:17:34 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Robert Richter <robert.richter@...iumnetworks.com>
Cc:	Jiang Liu <jiang.liu@...ux.intel.com>,
	Robert Richter <rric@...nel.org>,
	Sunil Goutham <sgoutham@...ium.com>, linux-ide@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	kbuild test robot <fengguang.wu@...el.com>, kbuild-all@...org
Subject: Re: [PATCH v2] ahci, msix: Fix build error for !PCI_MSI

On Wed, Jun 17, 2015 at 03:30:02PM +0200, Robert Richter wrote:
> From e43b79f0afd794d3e37ec0922c75e44b1c3f2e22 Mon Sep 17 00:00:00 2001
> From: Robert Richter <rrichter@...ium.com>
> Date: Wed, 17 Jun 2015 10:33:22 +0200
> Subject: [PATCH v2] ahci, msix: Fix build error for !PCI_MSI
> MIME-Version: 1.0
> Content-Type: text/plain; charset=UTF-8
> Content-Transfer-Encoding: 8bit
> 
> It turned out the irq vector of the msix can be obtained from struct
> msix_entry. This makes the lookup function for msi_desc obsolete.
> 
> This fixes a build error if PCI_MSI is unset:
> 
>  drivers/ata/ahci.c: In function ‘msix_get_desc’:
>  drivers/ata/ahci.c:1210:2: error: ‘struct pci_dev’ has no member named ‘msi_list’
> 
> Catched by Fengguang's build bot.
> 
> Reported-by: kbuild test robot <fengguang.wu@...el.com>
> Signed-off-by: Robert Richter <rrichter@...ium.com>

Applied to libata/for-4.2.

Thanks.

-- 
tejun
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