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Date: Thu, 3 Jun 2010 23:07:14 +0800
Message-ID: <AANLkTinRoQyzgkifr22eXgL8SFMQmOtBFPLfdklunFGS@mail.gmail.com>
Subject: Re: 2.6.25-rc1 ahci regression
From: Luming Yu <luming.yu@gmail.com>
To: Anton Vorontsov <cbouatmailru@gmail.com>
Cc: Jeff Garzik <jeff@garzik.org>, LKML <linux-kernel@vger.kernel.org>,
       Michal Marek <mmarek@suse.cz>, Sam Ravnborg <sam@ravnborg.org>
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On Thu, Jun 3, 2010 at 11:04 PM, Anton Vorontsov <cbouatmailru@gmail.com> wrote:
> On Thu, Jun 03, 2010 at 10:13:57PM +0800, Luming Yu wrote:
>> On Thu, Jun 3, 2010 at 9:50 PM, Anton Vorontsov <cbouatmailru@gmail.com> wrote:
>> > On Thu, Jun 03, 2010 at 05:23:19PM +0400, Anton Vorontsov wrote:
>> > [...]
>> >> Oh. It seems I found it. It must be the module order loading
>> >> thing.
>> >>
>> >> Can you try the patch down below?
>> >
>> > OTOH... libahci is a link-time dependency. And the order doesn't
>> > matter here. So you should just have the libahci module in
>> > the initrd (actually, mkinitrd or whatever you use should
>> > have included this automatically).
>> >
>>
>> Neither ahci nor libachi is automatically included in initrd..
>
> What commands you use to build the kernel and initrd?

nothing unusual, just make; make modules_install; make install on
something like f13

>
>> Manually added ahci and libachi into initrd seems to make the problem go away..
>> Any idea why that could happen?
>
> No idea off hand.
>
> Cc'ing Kbuild folks. Question is: is there something wrong with
> writing stuff like this:
> obj-$(CONFIG_SATA_AHCI)         += ahci.o libahci.o
> obj-$(CONFIG_SATA_AHCI_PLATFORM) += ahci_platform.o libahci.o
> as in drivers/ata/Makefile?
>
> It seem to link fine, .ko's are created. But for some reason
> initrd doesn't include these modules for Luming...
>
> Thanks,
>
> --
> Anton Vorontsov
> email: cbouatmailru@gmail.com
> irc://irc.freenode.net/bd2
>
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