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From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: Re: [PATCH v4 2/3] drm/xe/sriov: Shifting GGTT area post migration
Date: Sun, 23 Mar 2025 11:22:04 +0800	[thread overview]
Message-ID: <202503231159.himCw1Ch-lkp@intel.com> (raw)

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
In-Reply-To: <20250306222126.3382322-3-tomasz.lis@intel.com>
References: <20250306222126.3382322-3-tomasz.lis@intel.com>
TO: Tomasz Lis <tomasz.lis@intel.com>
TO: intel-xe@lists.freedesktop.org
CC: "Michał Winiarski" <michal.winiarski@intel.com>
CC: "Michał Wajdeczko" <michal.wajdeczko@intel.com>
CC: "Piotr Piórkowski" <piotr.piorkowski@intel.com>

Hi Tomasz,

kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-xe/drm-xe-next]
[also build test WARNING on linus/master v6.14-rc7 next-20250321]
[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/Tomasz-Lis/drm-drm_mm-Safe-macro-for-iterating-through-nodes-in-range/20250307-102511
base:   https://gitlab.freedesktop.org/drm/xe/kernel.git drm-xe-next
patch link:    https://lore.kernel.org/r/20250306222126.3382322-3-tomasz.lis%40intel.com
patch subject: [PATCH v4 2/3] drm/xe/sriov: Shifting GGTT area post migration
:::::: branch date: 2 weeks ago
:::::: commit date: 2 weeks ago
config: openrisc-randconfig-r073-20250321 (https://download.01.org/0day-ci/archive/20250323/202503231159.himCw1Ch-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 11.5.0

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@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202503231159.himCw1Ch-lkp@intel.com/

smatch warnings:
drivers/gpu/drm/xe/xe_sriov_vf.c:191 vf_post_migration_fixup_ggtt_nodes() error: uninitialized symbol 'err'.

vim +/err +191 drivers/gpu/drm/xe/xe_sriov_vf.c

abd2202047fc75 Tomasz Lis 2024-11-04  173  
253478de2cb134 Tomasz Lis 2025-03-06  174  static int vf_post_migration_fixup_ggtt_nodes(struct xe_device *xe)
253478de2cb134 Tomasz Lis 2025-03-06  175  {
253478de2cb134 Tomasz Lis 2025-03-06  176  	struct xe_tile *tile;
253478de2cb134 Tomasz Lis 2025-03-06  177  	unsigned int id;
253478de2cb134 Tomasz Lis 2025-03-06  178  	int err;
253478de2cb134 Tomasz Lis 2025-03-06  179  
253478de2cb134 Tomasz Lis 2025-03-06  180  	for_each_tile(tile, xe, id) {
253478de2cb134 Tomasz Lis 2025-03-06  181  		struct xe_gt *gt = tile->primary_gt;
253478de2cb134 Tomasz Lis 2025-03-06  182  		int ret;
253478de2cb134 Tomasz Lis 2025-03-06  183  
253478de2cb134 Tomasz Lis 2025-03-06  184  		/* media doesn't have its own ggtt */
253478de2cb134 Tomasz Lis 2025-03-06  185  		if (xe_gt_is_media_type(gt))
253478de2cb134 Tomasz Lis 2025-03-06  186  			continue;
253478de2cb134 Tomasz Lis 2025-03-06  187  		ret = xe_gt_sriov_vf_fixup_ggtt_nodes(gt);
253478de2cb134 Tomasz Lis 2025-03-06  188  		if (ret != ENODATA)
253478de2cb134 Tomasz Lis 2025-03-06  189  			err = ret;
253478de2cb134 Tomasz Lis 2025-03-06  190  	}
253478de2cb134 Tomasz Lis 2025-03-06 @191  	return err;
253478de2cb134 Tomasz Lis 2025-03-06  192  }
253478de2cb134 Tomasz Lis 2025-03-06  193  

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

             reply	other threads:[~2025-03-23  3:23 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-23  3:22 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2025-03-06 22:21 [PATCH v4 0/3] drm/xe/vf: Post-migration recovery of GGTT nodes and CTB Tomasz Lis
2025-03-06 22:21 ` [PATCH v4 2/3] drm/xe/sriov: Shifting GGTT area post migration Tomasz Lis
2025-03-14 18:22   ` Michal Wajdeczko
2025-03-14 23:45     ` Lis, Tomasz
2025-03-15 14:27       ` Michal Wajdeczko
2025-03-28 17:52         ` Lis, Tomasz
2025-03-24  5:58   ` Dan Carpenter
2024-12-20 23:34 [PATCH v4 0/3] drm/xe/vf: Post-migration recovery of GGTT nodes and CTB Tomasz Lis
2024-12-20 23:34 ` [PATCH v4 2/3] drm/xe/sriov: Shifting GGTT area post migration Tomasz Lis

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