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X-CSE-ConnectionGUID: 6bEBs5cbQ/C9yndTl3miXQ== X-CSE-MsgGUID: y2bW6ku6SFKxy8vZ3XGLkg== X-IronPort-AV: E=McAfee;i="6800,10657,11661"; a="68858177" X-IronPort-AV: E=Sophos;i="6.21,202,1763452800"; d="scan'208";a="68858177" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2026 20:25:24 -0800 X-CSE-ConnectionGUID: cqZIWVjxTfOfCmv0EBuVlQ== X-CSE-MsgGUID: WEZgA8mDS5m4aeIxpSLRjQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,202,1763452800"; d="scan'208";a="207183322" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 04 Jan 2026 20:25:22 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vcc9g-000000000vx-20sW; Mon, 05 Jan 2026 04:25:20 +0000 Date: Mon, 05 Jan 2026 12:25:18 +0800 From: kernel test robot To: aubrey.li@linux.intel.com Cc: oe-kbuild-all@lists.linux.dev Subject: [anolis-intel-cloud:devel-6.6 2/2] mm/ksm.c:146: warning: Function parameter or member 'CK_KABI_RESERVE(1' not described in 'ksm_scan' Message-ID: <202601051237.571fhLvp-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Hi Guixin, FYI, the error/warning still remains. tree: https://gitee.com/anolis/intel-cloud-kernel.git devel-6.6 head: f64b5635bc6da0e12f72f202d7ac1b5bb5457209 commit: ef314e56b70f4662163f3e1e094bcfa9627674c5 [2/2] anolis: kabi: reserve some space for kABI config: x86_64-anolis-intel-cloud-devel-6.6 (https://download.01.org/0day-ci/archive/20260105/202601051237.571fhLvp-lkp@intel.com/config) compiler: gcc-12 (Debian 12.4.0-5) 12.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260105/202601051237.571fhLvp-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202601051237.571fhLvp-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/ksm.c:146: warning: Function parameter or member 'CK_KABI_RESERVE(1' not described in 'ksm_scan' vim +146 mm/ksm.c 31dbd01f314364 Izik Eidus 2009-09-21 128 31dbd01f314364 Izik Eidus 2009-09-21 129 /** 31dbd01f314364 Izik Eidus 2009-09-21 130 * struct ksm_scan - cursor for scanning 31dbd01f314364 Izik Eidus 2009-09-21 131 * @mm_slot: the current mm_slot we are scanning 31dbd01f314364 Izik Eidus 2009-09-21 132 * @address: the next address inside that to be scanned 6514d511dbe5a7 Hugh Dickins 2009-12-14 133 * @rmap_list: link to the next rmap to be scanned in the rmap_list 31dbd01f314364 Izik Eidus 2009-09-21 134 * @seqnr: count of completed full scans (needed when removing unstable node) 31dbd01f314364 Izik Eidus 2009-09-21 135 * 31dbd01f314364 Izik Eidus 2009-09-21 136 * There is only the one ksm_scan instance of this cursor structure. 31dbd01f314364 Izik Eidus 2009-09-21 137 */ 31dbd01f314364 Izik Eidus 2009-09-21 138 struct ksm_scan { 21fbd59136e077 Qi Zheng 2022-08-31 139 struct ksm_mm_slot *mm_slot; 31dbd01f314364 Izik Eidus 2009-09-21 140 unsigned long address; 21fbd59136e077 Qi Zheng 2022-08-31 141 struct ksm_rmap_item **rmap_list; 31dbd01f314364 Izik Eidus 2009-09-21 142 unsigned long seqnr; ef314e56b70f46 Guixin Liu 2024-08-26 143 ef314e56b70f46 Guixin Liu 2024-08-26 144 CK_KABI_RESERVE(1) ef314e56b70f46 Guixin Liu 2024-08-26 145 CK_KABI_RESERVE(2) 31dbd01f314364 Izik Eidus 2009-09-21 @146 }; 31dbd01f314364 Izik Eidus 2009-09-21 147 :::::: The code at line 146 was first introduced by commit :::::: 31dbd01f314364b70c2e026a5793a29a4da8a9dc ksm: Kernel SamePage Merging :::::: TO: Izik Eidus :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki