Re: [REGRESSION][PATCH] bpf_jit drops the ball on indirect negative mem references
From: Matt Evans
Date: Fri Mar 30 2012 - 11:24:34 EST
On 30 Mar 2012, at 15:08, Eric Dumazet <eric.dumazet@xxxxxxxxx> wrote:
> On Fri, 2012-03-30 at 15:42 +0200, Jan Seiffert wrote:
>> Do you know where i can ping the powerpc guys a little bit harder?
> maybe using CC linux-arch@xxxxxxxxxxxxxxx
> One way to handle that would be to split this patch in 3 parts, so that
> I can Ack the non ppc part.
>  introduce bpf_internal_load_pointer_neg_helper()
> [BTW no need to EXPORT_SYMBOL it, since jit is not a module ]
>  x86_bpf_iit: handle negative offsets in loads
>  ppc_bpf_jit: handle negative offsets in loads
Yeah, that'd be great, then I can stew on it without holding you up further.
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