netdev - Re: [PATCH v2 net-next 12/12] net-memcg: Decouple controlled memcg from global protocol memory accounting.

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Message-ID: <CAAVpQUDguV+qG9Aer=o2HS74OP2EdsWHbFx3J654hU3sBnHtRQ@mail.gmail.com>
Date: Tue, 12 Aug 2025 08:55:11 -0700
From: Kuniyuki Iwashima <kuniyu@...gle.com>
To: kernel test robot <lkp@...el.com>
Cc: "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Neal Cardwell <ncardwell@...gle.com>, Paolo Abeni <pabeni@...hat.com>, 
	Willem de Bruijn <willemb@...gle.com>, Matthieu Baerts <matttbe@...nel.org>, 
	Mat Martineau <martineau@...nel.org>, Johannes Weiner <hannes@...xchg.org>, 
	Michal Hocko <mhocko@...nel.org>, Roman Gushchin <roman.gushchin@...ux.dev>, 
	Shakeel Butt <shakeel.butt@...ux.dev>, Andrew Morton <akpm@...ux-foundation.org>, 
	Michal Koutný <mkoutny@...e.com>, Tejun Heo <tj@...nel.org>, 
	oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org, 
	Linux Memory Management List <linux-mm@...ck.org>, Simon Horman <horms@...nel.org>, Geliang Tang <geliang@...nel.org>, 
	Muchun Song <muchun.song@...ux.dev>, Mina Almasry <almasrymina@...gle.com>, mptcp@...ts.linux.dev, 
	cgroups@...r.kernel.org
Subject: Re: [PATCH v2 net-next 12/12] net-memcg: Decouple controlled memcg
 from global protocol memory accounting.

On Tue, Aug 12, 2025 at 8:09 AM kernel test robot <lkp@...el.com> wrote:
>
> Hi Kuniyuki,
>
> 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/Kuniyuki-Iwashima/mptcp-Fix-up-subflow-s-memcg-when-CONFIG_SOCK_CGROUP_DATA-n/20250812-013522
> base:   net-next/main
> patch link:    https://lore.kernel.org/r/20250811173116.2829786-13-kuniyu%40google.com
> patch subject: [PATCH v2 net-next 12/12] net-memcg: Decouple controlled memcg from global protocol memory accounting.
> config: csky-randconfig-002-20250812 (https://download.01.org/0day-ci/archive/20250812/202508122213.H31XXZsm-lkp@intel.com/config)
> compiler: csky-linux-gcc (GCC) 10.5.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250812/202508122213.H31XXZsm-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/202508122213.H31XXZsm-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
>    In file included from include/linux/cleanup.h:5,
>                     from include/linux/irqflags.h:17,
>                     from include/asm-generic/cmpxchg.h:15,
>                     from arch/csky/include/asm/cmpxchg.h:162,
>                     from include/asm-generic/atomic.h:12,
>                     from arch/csky/include/asm/atomic.h:199,
>                     from include/linux/atomic.h:7,
>                     from include/crypto/aead.h:11,
>                     from net/tls/tls_device.c:32:
>    net/tls/tls_device.c: In function 'tls_do_allocation':
> >> net/tls/tls_device.c:374:8: error: implicit declaration of function 'sk_should_enter_memory_pressure'; did you mean 'tcp_enter_memory_pressure'? [-Werror=implicit-function-declaration]
>      374 |    if (sk_should_enter_memory_pressure(sk))
>          |        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Oops, forgot to enable kTLS and allmodconfig.
Will add #include <net/proto_memory.h> there in v3.