netdev - Re: [PATCH net-next 3/7] tcp: move tcp->rcv_tstamp to tcp_sock_write

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Message-ID: <CANn89iLGOppxi1JqVXdjpXpMB44akvVU7fj-CTP5e4RPABzt0Q@mail.gmail.com>
Date: Fri, 19 Sep 2025 04:00:29 -0700
From: Eric Dumazet <edumazet@...gle.com>
To: kernel test robot <lkp@...el.com>
Cc: "David S . Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, 
	Paolo Abeni <pabeni@...hat.com>, oe-kbuild-all@...ts.linux.dev, 
	Simon Horman <horms@...nel.org>, Neal Cardwell <ncardwell@...gle.com>, 
	Willem de Bruijn <willemb@...gle.com>, Kuniyuki Iwashima <kuniyu@...gle.com>, netdev@...r.kernel.org, 
	eric.dumazet@...il.com
Subject: Re: [PATCH net-next 3/7] tcp: move tcp->rcv_tstamp to
 tcp_sock_write_txrx group

On Fri, Sep 19, 2025 at 3:10 AM kernel test robot <lkp@...el.com> wrote:
>
> Hi Eric,
>
> kernel test robot noticed the following build errors:
>
> [auto build test ERROR on net-next/main]
>
> url:    https://github.com/intel-lab-lkp/linux/commits/Eric-Dumazet/net-move-sk_uid-and-sk_protocol-to-sock_read_tx/20250919-000602
> base:   net-next/main
> patch link:    https://lore.kernel.org/r/20250918155532.751173-4-edumazet%40google.com
> patch subject: [PATCH net-next 3/7] tcp: move tcp->rcv_tstamp to tcp_sock_write_txrx group
> config: powerpc-ge_imp3a_defconfig (https://download.01.org/0day-ci/archive/20250919/202509191711.gDaSokkJ-lkp@intel.com/config)
> compiler: powerpc-linux-gcc (GCC) 15.1.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250919/202509191711.gDaSokkJ-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/202509191711.gDaSokkJ-lkp@intel.com/
>
> All errors (new ones prefixed by >>):

Yeah, I think I will remove these CACHELINE_ASSERT_GROUP_SIZE() which
are hard to maintain and bring little value.