linux-kernel - Re: Fwd: [PATCH bpf] scripts: Exclude Rust CUs with pahole

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Message-ID: <Y7w1J489NWFtCD+7@kernel.org>
Date:   Mon, 9 Jan 2023 12:39:19 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Martin Rodriguez Reboredo <yakoyoku@...il.com>
Cc:     linux-kernel@...r.kernel.org, bpf@...r.kernel.org,
        rust-for-linux@...r.kernel.org,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Jiri Olsa <jolsa@...nel.org>, Yonghong Song <yhs@...com>,
        Miguel Ojeda <miguel.ojeda.sandonis@...il.com>,
        Neal Gompa <neal@...pa.dev>
Subject: Re: Fwd: [PATCH bpf] scripts: Exclude Rust CUs with pahole

Em Sat, Jan 07, 2023 at 11:23:11PM -0300, Martin Rodriguez Reboredo escreveu:
> On 1/5/23 13:40, Eric Curtin wrote:
> > Hiya Martin,
> > 
> > Just in case you hadn't noticed, the test bot complained about this...
> > 
> >>> grep: include/config/auto.conf: No such file or directory
> > --
> >>> grep: include/config/auto.conf: No such file or directory
> >>> grep: include/config/auto.conf: No such file or directory
> >>> grep: include/config/auto.conf: No such file or directory
> > 
> > Is mise le meas/Regards,
> > 
> > Eric Curtin
> > 
> > On Sun, 1 Jan 2023 at 08:57, kernel test robot <lkp@...el.com> wrote:
> >>
> >> Hi Martin,
> >>
> >> Thank you for the patch! Yet something to improve:
> >>
> >> [auto build test ERROR on bpf/master]
> >>
> >> url:    https://github.com/intel-lab-lkp/linux/commits/Martin-Rodriguez-Reboredo/scripts-Exclude-Rust-CUs-with-pahole/20221221-112806
> >> base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git master
> >> patch link:    https://lore.kernel.org/r/20221220203901.1333304-1-yakoyoku%40gmail.com
> >> patch subject: [PATCH bpf] scripts: Exclude Rust CUs with pahole
> >> config: sh-se7724_defconfig
> >> compiler: sh4-linux-gcc (GCC) 12.1.0
> >> reproduce (this is a W=1 build):
> >>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> >>         chmod +x ~/bin/make.cross
> >>         # https://github.com/intel-lab-lkp/linux/commit/24aac5fd4ea59e02e9c203d3a59be6f13c5e702f
> >>         git remote add linux-review https://github.com/intel-lab-lkp/linux
> >>         git fetch --no-tags linux-review Martin-Rodriguez-Reboredo/scripts-Exclude-Rust-CUs-with-pahole/20221221-112806
> >>         git checkout 24aac5fd4ea59e02e9c203d3a59be6f13c5e702f
> >>         # save the config file
> >>         mkdir build_dir && cp config build_dir/.config
> >>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh olddefconfig
> >>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh distclean
> >>
> >> If you fix the issue, kindly add following tag where applicable
> >> | Reported-by: kernel test robot <lkp@...el.com>
> >>
> >> All errors (new ones prefixed by >>):
> >>
> >>>> grep: include/config/auto.conf: No such file or directory
> >> --
> >>>> grep: include/config/auto.conf: No such file or directory
> >>>> grep: include/config/auto.conf: No such file or directory
> >>>> grep: include/config/auto.conf: No such file or directory
> >>
> >> --
> >> 0-DAY CI Kernel Test Service
> >> https://01.org/lkp
> > 
> 
> I see, I was making a dependency on `auto.conf` in `pahole-flags.sh` but
> the former gets generated after the latter is called, so that's the
> reason behind the `grep` errors. Sent a new version of the patch.

I'll wait a bit then try to finally get into the rust bandwagon by
actually testing all this to ack this.

- Arnaldo