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Message-ID: <58cb370e05070607351fe5eced@mail.gmail.com>
Date: Wed, 6 Jul 2005 16:35:11 +0200
From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Reply-To: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Andi Kleen <ak@suse.de>
Subject: Re: [PATCH] Fix crash on boot in kmalloc_node IDE changes
Cc: linux-ide@vger.kernel.org, torvalds@osdl.org, linux-kernel@vger.kernel.org,
       christoph@lameter.com
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On 7/6/05, Andi Kleen <ak@suse.de> wrote:
> > drive->hwif check is redundant, please remove it
> 
> It's not. My first version didn't have it but it still crashed.
> It's what actually prevents the crash.
> I also don't know why, but it's true.

very weird as HWIF(drive) == drive->hwif:

	ide_hwif_t *hwif = HWIF(drive);

...

	q = blk_init_queue_node(do_ide_request, &ide_lock,
				pcibus_to_node(drive->hwif->pci_dev->bus));
	if (!q)
		return 1;

...

	if (!hwif->rqsize) {

you should OOPS here

Bartlomiej