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X-CSE-ConnectionGUID: NYYSukx+RkiCn0WRijppIQ== X-CSE-MsgGUID: u3Pp8ludS5mVH+xuzMemCg== X-IronPort-AV: E=McAfee;i="6800,10657,11742"; a="87099746" X-IronPort-AV: E=Sophos;i="6.23,144,1770624000"; d="scan'208";a="87099746" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Mar 2026 10:46:00 -0700 X-CSE-ConnectionGUID: AH8IA/21QmiQrQt0rorvmg== X-CSE-MsgGUID: mLSgDg5XTiiWjXhKV+dBVA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,144,1770624000"; d="scan'208";a="229873595" Received: from lkp-server01.sh.intel.com (HELO 3905d212be1b) ([10.239.97.150]) by orviesa004.jf.intel.com with ESMTP; 27 Mar 2026 10:45:58 -0700 Received: from kbuild by 3905d212be1b with local (Exim 4.98.2) (envelope-from ) id 1w6BFq-00000000AXt-3xVj; Fri, 27 Mar 2026 17:45:54 +0000 Date: Sat, 28 Mar 2026 01:45:29 +0800 From: kernel test robot To: Josh Law , SeongJae Park , Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , damon@lists.linux.dev, linux-kernel@vger.kernel.org, Josh Law Subject: Re: [PATCH] mm/damon: introduce DAMON-based NUMA memory tiering module Message-ID: <202603280122.ldJtc5AT-lkp@intel.com> References: <20260326072737.341964-1-objecting@objecting.org> Precedence: bulk X-Mailing-List: damon@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260326072737.341964-1-objecting@objecting.org> Hi Josh, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Josh-Law/mm-damon-introduce-DAMON-based-NUMA-memory-tiering-module/20260327-033827 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20260326072737.341964-1-objecting%40objecting.org patch subject: [PATCH] mm/damon: introduce DAMON-based NUMA memory tiering module config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20260328/202603280122.ldJtc5AT-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260328/202603280122.ldJtc5AT-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/202603280122.ldJtc5AT-lkp@intel.com/ All errors (new ones prefixed by >>): mm/damon/tier.c: In function 'damon_tier_apply_parameters': >> mm/damon/tier.c:280:15: error: too few arguments to function 'damon_set_region_biggest_system_ram_default'; expected 5, have 4 280 | err = damon_set_region_biggest_system_ram_default(param_target, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from mm/damon/tier.c:13: include/linux/damon.h:995:5: note: declared here 995 | int damon_set_region_biggest_system_ram_default(struct damon_target *t, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/damon_set_region_biggest_system_ram_default +280 mm/damon/tier.c 243 244 static int damon_tier_apply_parameters(void) 245 { 246 struct damon_ctx *param_ctx; 247 struct damon_target *param_target; 248 struct damos *promote_scheme, *demote_scheme; 249 int err; 250 251 err = damon_modules_new_paddr_ctx_target(¶m_ctx, ¶m_target); 252 if (err) 253 return err; 254 255 err = damon_set_attrs(param_ctx, &damon_tier_mon_attrs); 256 if (err) 257 goto out; 258 259 err = -ENOMEM; 260 promote_scheme = damon_tier_new_promote_scheme(); 261 if (!promote_scheme) 262 goto out; 263 264 demote_scheme = damon_tier_new_demote_scheme(); 265 if (!demote_scheme) { 266 damon_destroy_scheme(promote_scheme); 267 goto out; 268 } 269 270 damon_set_schemes(param_ctx, &promote_scheme, 1); 271 damon_add_scheme(param_ctx, demote_scheme); 272 273 err = damon_tier_add_quota_goals(promote_scheme, demote_scheme); 274 if (err) 275 goto out; 276 err = damon_tier_add_filters(promote_scheme, demote_scheme); 277 if (err) 278 goto out; 279 > 280 err = damon_set_region_biggest_system_ram_default(param_target, 281 &monitor_region_start, 282 &monitor_region_end, 283 param_ctx->min_region_sz); 284 if (err) 285 goto out; 286 err = damon_commit_ctx(ctx, param_ctx); 287 out: 288 damon_destroy_ctx(param_ctx); 289 return err; 290 } 291 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki