linux-kernel - Re: [PATCH v2] mm: slab: Verify the nodeid passed to ____cache_alloc

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Message-ID: <512BA33C.6060506@redhat.com>
Date:	Mon, 25 Feb 2013 12:45:32 -0500
From:	Rik van Riel <riel@...hat.com>
To:	Aaron Tomlin <atomlin@...hat.com>
CC:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	glommer@...allels.com
Subject: Re: [PATCH v2] mm: slab: Verify the nodeid passed to ____cache_alloc_node

On 02/25/2013 12:18 PM, Aaron Tomlin wrote:

> mm: slab: Verify the nodeid passed to ____cache_alloc_node
>
> If the nodeid is > num_online_nodes() this can cause an
> Oops and a panic(). The purpose of this patch is to assert
> if this condition is true to aid debugging efforts rather
> than some random NULL pointer dereference or page fault.
>
> Signed-off-by: Aaron Tomlin <atomlin@...hat.com>

Reviewed-by: Rik van Riel <riel@...hat.com>

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