netdev - Re: [PATCH bpf-next v1 2/3] selftests/bpf: Add socketpair to create

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Message-ID: <Z8DCZO8n39avsvnF@pop-os.localdomain>
Date: Thu, 27 Feb 2025 11:52:04 -0800
From: Cong Wang <xiyou.wangcong@...il.com>
To: Jiayuan Chen <jiayuan.chen@...ux.dev>
Cc: cong.wang@...edance.com, john.fastabend@...il.com, jakub@...udflare.com,
	davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
	pabeni@...hat.com, horms@...nel.org, andrii@...nel.org,
	eddyz87@...il.com, mykolal@...com, ast@...nel.org,
	daniel@...earbox.net, martin.lau@...ux.dev, song@...nel.org,
	yonghong.song@...ux.dev, kpsingh@...nel.org, sdf@...ichev.me,
	haoluo@...gle.com, jolsa@...nel.org, shuah@...nel.org, mhal@...x.co,
	sgarzare@...hat.com, netdev@...r.kernel.org, bpf@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
	mrpre@....com
Subject: Re: [PATCH bpf-next v1 2/3] selftests/bpf: Add socketpair to
 create_pair to support unix socket

On Wed, Feb 26, 2025 at 09:22:41PM +0800, Jiayuan Chen wrote:
> Current wrapper function create_pair() is used to create a pair of
> connected links and returns two fds, but it does not support unix sockets.
> 
> Here we introduce socketpair() into create_pair(), which supports creating
> a pair of unix sockets, since the semantics of the two are the same.

Since it is only for UDS and only has effectively 1 line of code, how
about just calling socketpair(AF_UNIX) in your patch 3/3?

Thanks!