From: David Rientjes <rientjes@google.com>
To: Aaron Tomlin <atomlin@redhat.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, cl@linux.com,
penberg@kernel.org, Rik <riel@redhat.com>,
Rafael Aquini <aquini@redhat.com>
Subject: Re: [Patch v2] mm: slab: Verify the nodeid passed to ____cache_alloc_node
Date: Tue, 23 Apr 2013 16:16:44 -0700 (PDT) [thread overview]
Message-ID: <alpine.DEB.2.02.1304231616270.3855@chino.kir.corp.google.com> (raw)
In-Reply-To: <1014891011.990074.1366727496599.JavaMail.root@redhat.com>
On Tue, 23 Apr 2013, 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@redhat.com>
> Reviewed-by: Rik van Riel <riel@redhat.com>
>
Acked-by: David Rientjes <rientjes@google.com>
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next prev parent reply other threads:[~2013-04-23 23:16 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1081382531.982691.1366726661820.JavaMail.root@redhat.com>
2013-04-23 14:31 ` Aaron Tomlin
2013-04-23 15:51 ` Christoph Lameter
2013-04-23 16:45 ` Rafael Aquini
2013-04-23 23:16 ` David Rientjes [this message]
2013-04-24 7:26 ` Pekka Enberg
[not found] <813482873.8209105.1361812140956.JavaMail.root@redhat.com>
2013-02-25 17:18 ` [PATCH " Aaron Tomlin
2013-02-25 17:45 ` Rik van Riel
2013-02-25 19:27 ` Christoph Lameter
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