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Date: Tue, 10 Feb 2015 09:51:20 -0500
From: Tejun Heo <tj@kernel.org>
To: Stefan Bader <stefan.bader@canonical.com>
Cc: Sander Eikelenboom <linux@eikelenboom.it>,
        Alexander Gordeev <agordeev@redhat.com>, linux-kernel@vger.kernel.org
Subject: Re: 3.19: device name associates with IRQ's for ahci controllers
 operating with a single IRQ changed from "ahci?" to "<BDF>"
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Hello,

On Tue, Feb 10, 2015 at 08:57:46AM +0100, Stefan Bader wrote:
> On 09.02.2015 20:54, Sander Eikelenboom wrote:
> > Hi.
> > 
> > In 3.19 the device name associates with IRQ's for ahci controllers operating
> > with a single IRQ changed from "ahci?" to "<BDF>", was this intentional ?
> > 
> > It's probably commit 18dcf433f3ded61eb140a55e7048ec2fef79e723 (or another one
> > in that series). 
> 
> Oh, looking at that commit that might make sense. In
> ahci_host_activate_single_irq it now uses dev_driver_name instead of dev_name as
> it did before (from ata_host_activate).  The description sounds like before the
> driver is registered this will return the bus. And registering an interrupt
> would likely be before the driver is fully registered... But you probably saw
> that, too. Whether that really was intentional is still the question. :)

Urgh... Alexander, can you please send a patch to fix up the names?

Thanks.

-- 
tejun
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