Hi Mina,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on akpm-mm/mm-everything]

url:    https://github.com/intel-lab-lkp/linux/commits/Mina-Almasry/mm-Fix-memcg-reclaim-on-memory-tiered-systems/20221204-173146
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link:    https://lore.kernel.org/r/20221204093008.2620459-1-almasrymina%40google.com
patch subject: [PATCH v2] [mm-unstable] mm: Fix memcg reclaim on memory tiered systems
config: alpha-buildonly-randconfig-r005-20221204
compiler: alpha-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/332f41fcb1b1d6bc7dafd40e8c1e10a1a0952849
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Mina-Almasry/mm-Fix-memcg-reclaim-on-memory-tiered-systems/20221204-173146
        git checkout 332f41fcb1b1d6bc7dafd40e8c1e10a1a0952849
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=alpha SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   mm/vmscan.c: In function 'demote_folio_list':
>> mm/vmscan.c:1618:9: error: too many arguments to function 'node_get_allowed_targets'
    1618 |         node_get_allowed_targets(pgdat, &allowed_mask, demote_from_nodemask);
         |         ^~~~~~~~~~~~~~~~~~~~~~~~
   In file included from mm/vmscan.c:46:
   include/linux/memory-tiers.h:94:20: note: declared here
      94 | static inline void node_get_allowed_targets(pg_data_t *pgdat, nodemask_t *targets)
         |                    ^~~~~~~~~~~~~~~~~~~~~~~~


vim +/node_get_allowed_targets +1618 mm/vmscan.c

  1587	
  1588	/*
  1589	 * Take folios on @demote_folios and attempt to demote them to another node.
  1590	 * Folios which are not demoted are left on @demote_folios.
  1591	 */
  1592	static unsigned int demote_folio_list(struct list_head *demote_folios,
  1593					      struct pglist_data *pgdat,
  1594					      nodemask_t *demote_from_nodemask)
  1595	{
  1596		int target_nid = next_demotion_node(pgdat->node_id);
  1597		unsigned int nr_succeeded;
  1598		nodemask_t allowed_mask;
  1599	
  1600		struct migration_target_control mtc = {
  1601			/*
  1602			 * Allocate from 'node', or fail quickly and quietly.
  1603			 * When this happens, 'page' will likely just be discarded
  1604			 * instead of migrated.
  1605			 */
  1606			.gfp_mask = (GFP_HIGHUSER_MOVABLE & ~__GFP_RECLAIM) | __GFP_NOWARN |
  1607				__GFP_NOMEMALLOC | GFP_NOWAIT,
  1608			.nid = target_nid,
  1609			.nmask = &allowed_mask
  1610		};
  1611	
  1612		if (list_empty(demote_folios))
  1613			return 0;
  1614	
  1615		if (target_nid == NUMA_NO_NODE)
  1616			return 0;
  1617	
> 1618		node_get_allowed_targets(pgdat, &allowed_mask, demote_from_nodemask);
  1619	
  1620		/* Demotion ignores all cpuset and mempolicy settings */
  1621		migrate_pages(demote_folios, alloc_demote_page, NULL,
  1622			      (unsigned long)&mtc, MIGRATE_ASYNC, MR_DEMOTION,
  1623			      &nr_succeeded);
  1624	
  1625		__count_vm_events(PGDEMOTE_KSWAPD + reclaimer_offset(), nr_succeeded);
  1626	
  1627		return nr_succeeded;
  1628	}
  1629	

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