netdev - Re: [PATCH bpf-next v3 1/2] bpf: support TCP_RTO_MAX_MS for bpf

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Message-ID: <CAL+tcoC9nboQ9UNeP1-g4nQKqXg+fLDu68RHjwKRx97f_iuCZQ@mail.gmail.com>
Date: Thu, 20 Feb 2025 16:57:08 +0800
From: Jason Xing <kerneljasonxing@...il.com>
To: kernel test robot <lkp@...el.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, 
	pabeni@...hat.com, dsahern@...nel.org, kuniyu@...zon.com, ast@...nel.org, 
	daniel@...earbox.net, andrii@...nel.org, martin.lau@...ux.dev, 
	eddyz87@...il.com, song@...nel.org, yonghong.song@...ux.dev, 
	john.fastabend@...il.com, kpsingh@...nel.org, sdf@...ichev.me, 
	haoluo@...gle.com, jolsa@...nel.org, shuah@...nel.org, ykolal@...com, 
	oe-kbuild-all@...ts.linux.dev, bpf@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH bpf-next v3 1/2] bpf: support TCP_RTO_MAX_MS for bpf_setsockopt

On Thu, Feb 20, 2025 at 4:52 PM kernel test robot <lkp@...el.com> wrote:
>
> Hi Jason,
>
> kernel test robot noticed the following build errors:
>
> [auto build test ERROR on bpf-next/master]
>
> url:    https://github.com/intel-lab-lkp/linux/commits/Jason-Xing/bpf-support-TCP_RTO_MAX_MS-for-bpf_setsockopt/20250219-161637
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
> patch link:    https://lore.kernel.org/r/20250219081333.56378-2-kerneljasonxing%40gmail.com
> patch subject: [PATCH bpf-next v3 1/2] bpf: support TCP_RTO_MAX_MS for bpf_setsockopt
> config: x86_64-buildonly-randconfig-002-20250220 (https://download.01.org/0day-ci/archive/20250220/202502201843.xA1qZbKX-lkp@intel.com/config)
> compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250220/202502201843.xA1qZbKX-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202502201843.xA1qZbKX-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
>    net/core/filter.c: In function 'sol_tcp_sockopt':
> >> net/core/filter.c:5385:14: error: 'TCP_RTO_MAX_MS' undeclared (first use in this function); did you mean 'TCP_RTO_MAX'?
>     5385 |         case TCP_RTO_MAX_MS:
>          |              ^~~~~~~~~~~~~~
>          |              TCP_RTO_MAX
>    net/core/filter.c:5385:14: note: each undeclared identifier is reported only once for each function it appears in

We've discussed this a few hours ago. It turned out to be the wrong
branch which this series applied to. Please try bpf-next net branch
instead :)

Thanks,
Jason