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From: "Alexis Lothoré" <alexis.lothore@bootlin.com>
To: Martin KaFai Lau <martin.lau@linux.dev>
Cc: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Jesper Dangaard Brouer <hawk@kernel.org>,
	John Fastabend <john.fastabend@gmail.com>,
	Andrii Nakryiko <andrii@kernel.org>,
	Eduard Zingerman <eddyz87@gmail.com>, Song Liu <song@kernel.org>,
	Yonghong Song <yonghong.song@linux.dev>,
	KP Singh <kpsingh@kernel.org>,
	Stanislav Fomichev <sdf@fomichev.me>, Hao Luo <haoluo@google.com>,
	Jiri Olsa <jolsa@kernel.org>, Mykola Lysenko <mykolal@fb.com>,
	Shuah Khan <shuah@kernel.org>,
	ebpf@linuxfoundation.org,
	Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
	netdev@vger.kernel.org, bpf@vger.kernel.org,
	linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH bpf-next v3 2/3] selftests/bpf: make xdp_cpumap_attach keep redirect prog attached
Date: Fri, 11 Oct 2024 13:50:50 +0200	[thread overview]
Message-ID: <84554ad2-befc-46f0-b5e1-574606ae9fee@bootlin.com> (raw)
In-Reply-To: <ffd94cd8-f29e-49e8-9c6f-23be9d9b1bc5@linux.dev>

Hello Martin,

On 10/11/24 03:23, Martin KaFai Lau wrote:
> On 10/9/24 3:12 AM, Alexis Lothoré (eBPF Foundation) wrote:
>> -    int err, prog_fd, map_fd;
>> +    int err, prog_fd, prog_redir_fd, map_fd;
>> +    struct nstoken *nstoken = NULL;
>>       __u32 idx = 0;
>>   +    SYS(out_close, "ip netns add %s", TEST_NS);
>> +    nstoken = open_netns(TEST_NS);
>> +    if (!ASSERT_OK_PTR(nstoken, "open_netns"))
>> +        goto out_close;
>> +    SYS(out_close, "ip link set dev lo up");
> 
> There is easier helper netns_{new,free} to do all these:
>     netns_obj = netns_new(TEST_NS, true);
> 
> Only fyi for your future work.

ACK, thanks !


-- 
Alexis Lothoré, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

  reply	other threads:[~2024-10-11 11:50 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-09 10:12 [PATCH bpf-next v3 0/3] selftests/bpf: add coverage for xdp_features in test_progs Alexis Lothoré (eBPF Foundation)
2024-10-09 10:12 ` [PATCH bpf-next v3 1/3] selftests/bpf: fix bpf_map_redirect call for cpu map test Alexis Lothoré (eBPF Foundation)
2024-10-09 10:12 ` [PATCH bpf-next v3 2/3] selftests/bpf: make xdp_cpumap_attach keep redirect prog attached Alexis Lothoré (eBPF Foundation)
2024-10-11  1:23   ` Martin KaFai Lau
2024-10-11 11:50     ` Alexis Lothoré [this message]
2024-10-09 10:12 ` [PATCH bpf-next v3 3/3] selftests/bpf: check program redirect in xdp_cpumap_attach Alexis Lothoré (eBPF Foundation)
2024-10-11  1:10 ` [PATCH bpf-next v3 0/3] selftests/bpf: add coverage for xdp_features in test_progs patchwork-bot+netdevbpf

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