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

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Message-ID: <Z7krCJw4W03Ron/2@rli9-mobl>
Date: Sat, 22 Feb 2025 09:40:24 +0800
From: Philip Li <philip.li@...el.com>
To: Jason Xing <kerneljasonxing@...il.com>
CC: kernel test robot <lkp@...el.com>, <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 04:57:08PM +0800, Jason Xing wrote:
> 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 for the info, we will configure this branch in the bot side. Sorry
for the false positive.

> 
> Thanks,
> Jason
>