linux-kernel - Re: Oops in a driver while using SLUB as a SLAB allocator

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Message-Id: <E1I232S-0006OQ-B0@flower>
Date:	Sat, 23 Jun 2007 12:40:20 +0200
From:	Oleg Verych <olecom@...wer.upol.cz>
To:	Christoph Lameter <clameter@....com>
Cc:	Hugh Dickins <hugh@...itas.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Nicolas Ferre <nicolas.ferre@....atmel.com>,
	ARM Linux Mailing List 
	<linux-arm-kernel@...ts.arm.linux.org.uk>,
	Linux Kernel list <linux-kernel@...r.kernel.org>,
	Marc Pignat <marc.pignat@...s.ch>,
	Andrew Victor <andrew@...people.com>,
	Pierre Ossman <drzeus@...eus.cx>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Russell King <rmk@....linux.org.uk>
Subject: Re: Oops in a driver while using SLUB as a SLAB allocator

* From: Christoph Lameter
* Newsgroups: linux.kernel,linux.ports.arm.kernel
* Date: Fri, 22 Jun 2007 13:15:19 -0700 (PDT)
>
> Here is the corresponding PA-RISC piece. Its as straightforward as 
> the other one since the only way to make this work properly in the past 
> was if the sizes passed to the dma alloc functions are page size based.
[]
> --- linux-2.6.orig/arch/parisc/kernel/pci-dma.c	2007-06-22 13:02:32.000000000 -0700
> +++ linux-2.6/arch/parisc/kernel/pci-dma.c	2007-06-22 13:06:39.000000000 -0700
> @@ -572,7 +572,7 @@ static void *pa11_dma_alloc_noncoherent(
>  	void *addr = NULL;
>  
>  	/* rely on kmalloc to be cacheline aligned */
> -	addr = kmalloc(size, flag);
> +	addr = (void *)__get_free_pages(flag, get_order(size));

Seems like comment must be removed.
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