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Message-ID: <7db01da4-3aa0-6b40-7816-5f5ea3bc157b@isovalent.com>
Date: Tue, 20 Sep 2022 16:09:20 +0100
From: Quentin Monnet <quentin@...valent.com>
To: Wang Yufen <wangyufen@...wei.com>, ast@...nel.org,
daniel@...earbox.net, andrii@...nel.org, martin.lau@...ux.dev,
song@...nel.org, yhs@...com, john.fastabend@...il.com,
kpsingh@...nel.org, sdf@...gle.com, haoluo@...gle.com,
jolsa@...nel.org, davem@...emloft.net, kuba@...nel.org,
hawk@...nel.org, nathan@...nel.org, ndesaulniers@...gle.com,
trix@...hat.com
Cc: bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
netdev@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: [bpf-next v4 1/3] bpftool: Add auto_attach for bpf prog
load|loadall
Tue Sep 13 2022 03:54:45 GMT+0100 (British Summer Time) ~ Wang Yufen
<wangyufen@...wei.com>
> Add auto_attach optional to support one-step load-attach-pin_link.
>
> For example,
> $ bpftool prog loadall test.o /sys/fs/bpf/test auto_attach
>
> $ bpftool link
> 26: tracing name test1 tag f0da7d0058c00236 gpl
> loaded_at 2022-09-09T21:39:49+0800 uid 0
> xlated 88B jited 55B memlock 4096B map_ids 3
> btf_id 55
> 28: kprobe name test3 tag 002ef1bef0723833 gpl
> loaded_at 2022-09-09T21:39:49+0800 uid 0
> xlated 88B jited 56B memlock 4096B map_ids 3
> btf_id 55
> 57: tracepoint name oncpu tag 7aa55dfbdcb78941 gpl
> loaded_at 2022-09-09T21:41:32+0800 uid 0
> xlated 456B jited 265B memlock 4096B map_ids 17,13,14,15
> btf_id 82
>
> $ bpftool link
> 1: tracing prog 26
> prog_type tracing attach_type trace_fentry
> 3: perf_event prog 28
> 10: perf_event prog 57
>
> The auto_attach optional can support tracepoints, k(ret)probes,
> u(ret)probes.
>
> Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
> Signed-off-by: Wang Yufen <wangyufen@...wei.com>
Looks good to me, thank you
Reviewed-by: Quentin Monnet <quentin@...valent.com>
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