linux-kernel - Re: [2.6 patch] fix BLK_DEV_HD

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Message-Id: <200806221521.33506.bzolnier@gmail.com>
Date:	Sun, 22 Jun 2008 15:21:33 +0200
From:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To:	Adrian Bunk <bunk@...nel.org>
Cc:	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	rmk@....linux.org.uk, Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [2.6 patch] fix BLK_DEV_HD_ONLY on ARM dependencies

On Sunday 22 June 2008, Adrian Bunk wrote:
> On Tue, Jun 10, 2008 at 07:56:15PM +0200, Bartlomiej Zolnierkiewicz wrote:
> > On Tuesday 10 June 2008, Adrian Bunk wrote:
> > > This patch limits BLK_DEV_HD_ONLY to the ARM platforms offering 
> > > IRQ_HARDDISK, fixing the following compile error on others:
> > > 
> > > <--  snip  -->
> > > 
> > > ...
> > >   CC      drivers/ide/legacy/hd.o
> > > ...
> > > /home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/ide/legacy/hd.c: In function 'hd_times_out':
> > > /home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/ide/legacy/hd.c:542: error: 'IRQ_HARDDISK' undeclared (first use in this function)
> > > /home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/ide/legacy/hd.c:542: error: (Each undeclared identifier is reported only once
> > > /home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/ide/legacy/hd.c:542: error: for each function it appears in.)
> > > /home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/ide/legacy/hd.c: In function 'do_hd_request':
> > > /home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/ide/legacy/hd.c:661: error: 'IRQ_HARDDISK' undeclared (first use in this function)
> > > /home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/ide/legacy/hd.c: In function 'hd_init':
> > > /home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/ide/legacy/hd.c:765: error: 'IRQ_HARDDISK' undeclared (first use in this function)
> > > make[3]: *** [drivers/ide/legacy/hd.o] Error 1
> > > 
> > > <--  snip  -->
> > > 
> > > Reported-by: Adrian Bunk <bunk@...nel.org>
> > > Signed-off-by: Adrian Bunk <bunk@...nel.org>
> > 
> > applied, thanks
> > 
> > BTW Could you look into converting your "remove BLK_DEV_HD_ONLY" patch
> > into "move old hd driver to drivers/block/" one because the old hd driver
> > still has some uses (as noticed by Alan)?
> 
> drivers/ide/Makefile says:
>   # old hd driver must be last
> 
> Is this still true?

Yep.

> If yes then moving the driver to drivers/block/ requires switching to 
> late_initcall() since drivers/block/ is linked before drivers/ide/ .

Care to cook a patch?

Thanks,
Bart
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