netdev - RE: [PATCH v2] bpftool: Add sock_release help info for cgroup attach command

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Date:   Mon, 24 May 2021 09:11:50 +0000
From:   "liujian (CE)" <liujian56@...wei.com>
To:     Quentin Monnet <quentin@...valent.com>,
        "ast@...nel.org" <ast@...nel.org>,
        "daniel@...earbox.net" <daniel@...earbox.net>,
        "andrii@...nel.org" <andrii@...nel.org>,
        "kafai@...com" <kafai@...com>,
        "songliubraving@...com" <songliubraving@...com>,
        "yhs@...com" <yhs@...com>,
        "john.fastabend@...il.com" <john.fastabend@...il.com>,
        "kpsingh@...nel.org" <kpsingh@...nel.org>,
        "sdf@...gle.com" <sdf@...gle.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "bpf@...r.kernel.org" <bpf@...r.kernel.org>
Subject: RE: [PATCH v2] bpftool: Add sock_release help info for cgroup attach
 command



> -----Original Message-----
> From: Quentin Monnet [mailto:quentin@...valent.com]
> Sent: Monday, May 24, 2021 4:23 PM
> To: liujian (CE) <liujian56@...wei.com>; ast@...nel.org;
> daniel@...earbox.net; andrii@...nel.org; kafai@...com;
> songliubraving@...com; yhs@...com; john.fastabend@...il.com;
> kpsingh@...nel.org; sdf@...gle.com; netdev@...r.kernel.org;
> bpf@...r.kernel.org
> Subject: Re: [PATCH v2] bpftool: Add sock_release help info for cgroup
> attach command
> 
> 2021-05-24 16:03 UTC+0800 ~ Liu Jian <liujian56@...wei.com>
> > The help information is not added when the function is added.
> > Add the missing help information.
> >
> > Fixes: db94cc0b4805 ("bpftool: Add support for
> > BPF_CGROUP_INET_SOCK_RELEASE")
> > Signed-off-by: Liu Jian <liujian56@...wei.com>
> > ---
> > v1 -> v2:
> >     Add changelog text.
> >
> >  tools/bpf/bpftool/cgroup.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/tools/bpf/bpftool/cgroup.c b/tools/bpf/bpftool/cgroup.c
> > index d901cc1b904a..6e53b1d393f4 100644
> > --- a/tools/bpf/bpftool/cgroup.c
> > +++ b/tools/bpf/bpftool/cgroup.c
> > @@ -28,7 +28,8 @@
> >  	"                        connect6 | getpeername4 | getpeername6 |\n"   \
> >  	"                        getsockname4 | getsockname6 | sendmsg4 |\n"   \
> >  	"                        sendmsg6 | recvmsg4 | recvmsg6 |\n"           \
> > -	"                        sysctl | getsockopt | setsockopt }"
> > +	"                        sysctl | getsockopt | setsockopt |\n"	       \
> > +	"                        sock_release }"
> >
> >  static unsigned int query_flags;
> >
> >
> 
> Thanks a lot!
> 
> Note that there are a few other places in bpftool where the attach point
> should be added, would you mind updating them too? That would be: the
> documentation page for bpftool-cgroup, the one for bpftool-prog, the help
> message in prog.c, and the bash completion. It should all be straightforward.
> You can try something like "grep recvmsg4 tools/bpf/bpftool" to find the
> relevant locations.

OK, I'll change it together. Thanks for your review.

> Best regards,
> Quentin