netdev - Re: [PATCH v2 2/2] powerpc: bpf: Fix the broken LD_VLAN_TAG

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Message-ID: <CAOJe8K0qhOv-zP3BLihvxvt7_b+PHtStommdXzN=-7iLe7sLvw@mail.gmail.com>
Date:	Thu, 26 Jun 2014 19:43:12 +0400
From:	Denis Kirjanov <kda@...ux-powerpc.org>
To:	Michael Ellerman <mpe@...erman.id.au>
Cc:	netdev@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH v2 2/2] powerpc: bpf: Fix the broken LD_VLAN_TAG_PRESENT test

On 6/26/14, Michael Ellerman <mpe@...erman.id.au> wrote:
> On Wed, 2014-06-25 at 21:34 +0400, Denis Kirjanov wrote:
>> We have to return the boolean here if the tag presents
>> or not, not just ANDing the TCI with the mask which results to:
>>
>> [  709.412097] test_bpf: #18 LD_VLAN_TAG_PRESENT
>> [  709.412245] ret 4096 != 1
>> [  709.412332] ret 4096 != 1
>> [  709.412333] FAIL (2 times)
>
> Hi Denis,
>
> Is this the same version of test_bpf that is in Linus' tree?

You didn't enable the JIT.
> I don't see any fails with that version, am I missing something?
>
>   [  187.690640] test_bpf: #18 LD_VLAN_TAG_PRESENT 46 50 PASS
>
> cheers
>
>
>
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