linux-kernel - Re: [PATCH 2/7] drm/drv: Add drmm cgroup registration for dev cgroups.

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Message-ID: <202410241806.p6u3FcGS-lkp@intel.com>
Date: Thu, 24 Oct 2024 18:35:27 +0800
From: kernel test robot <lkp@...el.com>
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	intel-xe@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, Tejun Heo <tj@...nel.org>,
	Zefan Li <lizefan.x@...edance.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc: oe-kbuild-all@...ts.linux.dev,
	Linux Memory Management List <linux-mm@...ck.org>,
	Friedrich Vock <friedrich.vock@....de>, cgroups@...r.kernel.org,
	Maxime Ripard <mripard@...nel.org>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>
Subject: Re: [PATCH 2/7] drm/drv: Add drmm cgroup registration for dev
 cgroups.

Hi Maarten,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm/drm-next]
[also build test ERROR on drm-exynos/exynos-drm-next next-20241024]
[cannot apply to tj-cgroup/for-next drm-xe/drm-xe-next akpm-mm/mm-everything drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm-misc/drm-misc-next drm-tip/drm-tip linus/master v6.12-rc4]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Maarten-Lankhorst/kernel-cgroup-Add-dev-memory-accounting-cgroup/20241023-155504
base:   git://anongit.freedesktop.org/drm/drm drm-next
patch link:    https://lore.kernel.org/r/20241023075302.27194-3-maarten.lankhorst%40linux.intel.com
patch subject: [PATCH 2/7] drm/drv: Add drmm cgroup registration for dev cgroups.
config: x86_64-rhel-8.3 (https://download.01.org/0day-ci/archive/20241024/202410241806.p6u3FcGS-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/20241024/202410241806.p6u3FcGS-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/202410241806.p6u3FcGS-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

   In file included from drivers/gpu/drm/drm_drv.c:29:
>> include/linux/cgroup_dev.h:61:12: error: two or more data types in declaration specifiers
      61 | static int int dev_cgroup_try_charge(struct dev_cgroup_device *cgdev,
         |            ^~~
>> include/linux/cgroup_dev.h:65:1: error: expected identifier or '(' before '{' token
      65 | {
         | ^
>> include/linux/cgroup_dev.h:61:16: warning: 'dev_cgroup_try_charge' declared 'static' but never defined [-Wunused-function]
      61 | static int int dev_cgroup_try_charge(struct dev_cgroup_device *cgdev,
         |                ^~~~~~~~~~~~~~~~~~~~~

vim +61 include/linux/cgroup_dev.h

487073b1855ef4 Maarten Lankhorst 2024-10-23  60  
487073b1855ef4 Maarten Lankhorst 2024-10-23 @61  static int int dev_cgroup_try_charge(struct dev_cgroup_device *cgdev,
487073b1855ef4 Maarten Lankhorst 2024-10-23  62  				     u32 index, u64 size,
487073b1855ef4 Maarten Lankhorst 2024-10-23  63  				     struct dev_cgroup_pool_state **ret_pool,
487073b1855ef4 Maarten Lankhorst 2024-10-23  64  				     struct dev_cgroup_pool_state **ret_limit_pool);
487073b1855ef4 Maarten Lankhorst 2024-10-23 @65  {
487073b1855ef4 Maarten Lankhorst 2024-10-23  66  	*ret_pool = NULL;
487073b1855ef4 Maarten Lankhorst 2024-10-23  67  
487073b1855ef4 Maarten Lankhorst 2024-10-23  68  	if (ret_limit_pool)
487073b1855ef4 Maarten Lankhorst 2024-10-23  69  		*ret_limit_pool = NULL;
487073b1855ef4 Maarten Lankhorst 2024-10-23  70  
487073b1855ef4 Maarten Lankhorst 2024-10-23  71  	return 0;
487073b1855ef4 Maarten Lankhorst 2024-10-23  72  }
487073b1855ef4 Maarten Lankhorst 2024-10-23  73  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki