netdev - Re: [PATCH net-next 04/11] net: hold netdev instance lock during rtnetlink operations

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Message-ID: <Z6t7tlSr8W9SznXO@mini-arch>
Date: Tue, 11 Feb 2025 08:32:54 -0800
From: Stanislav Fomichev <stfomichev@...il.com>
To: kernel test robot <lkp@...el.com>
Cc: Stanislav Fomichev <sdf@...ichev.me>, netdev@...r.kernel.org,
	oe-kbuild-all@...ts.linux.dev, davem@...emloft.net,
	edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
	Saeed Mahameed <saeed@...nel.org>
Subject: Re: [PATCH net-next 04/11] net: hold netdev instance lock during
 rtnetlink operations

On 02/11, kernel test robot wrote:
> Hi Stanislav,
> 
> kernel test robot noticed the following build warnings:
> 
> [auto build test WARNING on net-next/main]
> 
> url:    https://github.com/intel-lab-lkp/linux/commits/Stanislav-Fomichev/net-hold-netdev-instance-lock-during-ndo_open-ndo_stop/20250211-032336
> base:   net-next/main
> patch link:    https://lore.kernel.org/r/20250210192043.439074-5-sdf%40fomichev.me
> patch subject: [PATCH net-next 04/11] net: hold netdev instance lock during rtnetlink operations
> config: arc-randconfig-001-20250211 (https://download.01.org/0day-ci/archive/20250211/202502112254.DdkYlmMx-lkp@intel.com/config)
> compiler: arceb-elf-gcc (GCC) 13.2.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250211/202502112254.DdkYlmMx-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/202502112254.DdkYlmMx-lkp@intel.com/
> 
> All warnings (new ones prefixed by >>):
> 
>    net/core/dev.c: In function 'dev_set_mtu':
>    net/core/dev.c:9320:15: error: implicit declaration of function 'netdev_set_mtu_ext_locked'; did you mean 'netdev_ops_assert_locked'? [-Werror=implicit-function-declaration]
>     9320 |         err = netdev_set_mtu_ext_locked(dev, new_mtu, &extack);
>          |               ^~~~~~~~~~~~~~~~~~~~~~~~~
>          |               netdev_ops_assert_locked
>    net/core/dev.c: At top level:

Looks like my rebase error, will fix it in v2. Should hopefully not
affect the review overall..