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From: David Marchand <david.marchand@redhat.com>
To: Joyce Kong <joyce.kong@arm.com>
Cc: Maxime Coquelin <maxime.coquelin@redhat.com>,
	Ilya Maximets <i.maximets@ovn.org>,
	 "Ruifeng Wang (Arm Technology China)" <ruifeng.wang@arm.com>,
	Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>,
	dev <dev@dpdk.org>,  nd <nd@arm.com>,
	subhim@nvidia.com
Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH v1] net/virtio: fix compiling issue for vectorized NEON path
Date: Tue, 26 Jan 2021 10:25:25 +0100
Message-ID: <CAJFAV8x9NxqHkJmHA5ku=dSY_Ft-epks0uF8zCzpQf07B7dVvQ@mail.gmail.com> (raw)
In-Reply-To: <20210126091736.55586-1-joyce.kong@arm.com>

On Tue, Jan 26, 2021 at 10:20 AM Joyce Kong <joyce.kong@arm.com> wrote:
>
> In file included from ../drivers/net/virtio/virtio_rxtx_packed.c:22:0:
> ../drivers/net/virtio/virtio_rxtx_packed_neon.h: In function
> ‘virtqueue_enqueue_batch_packed_vec’:
> ../drivers/net/virtio/virtio_rxtx_packed_neon.h:74:2: warning:
> implicit declaration of function ‘vreinterpretq_p128_u32’
> [-Wimplicit-function-declaration]
> poly128_t cmp1 = vreinterpretq_p128_u32(~vceqq_u32(ref_seg, def_ref_seg));
> ^
>
> The message shows ‘vreinterpretq_p128_u32’ instrisic is not supported

intrinsic*

> because an old version gcc (gcc 4.8.5) was used. So fix the issue with
> implementing the logic with other intrinsics.
>
> Bugzilla ID: 621
> Fixes: 530887469350 ("net/virtio: add vectorized packed ring NEON Tx")
> Fixes: 5971ce5e2a59 ("net/virtio: add vectorized packed ring NEON Rx")
> Cc: stable@dpdk.org

No reason to copy stable@dpdk.org.

Cc: reporter.

-- 
David Marchand


  reply	other threads:[~2021-01-26  9:25 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-26  9:17 [dpdk-dev] " Joyce Kong
2021-01-26  9:25 ` David Marchand [this message]
2021-01-26  9:57 ` [dpdk-dev] [PATCH v2] " Joyce Kong
2021-01-27  5:18   ` Ruifeng Wang
2021-01-27  8:44   ` Maxime Coquelin
2021-01-27 10:37     ` Subhi Masri
2021-01-27 11:52       ` Maxime Coquelin
2021-01-27 10:43   ` Maxime Coquelin
2021-01-27 12:01   ` Maxime Coquelin

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