* [gourryinverse:gourry_pagecache 5/6] include/linux/migrate.h:159:5: warning: no previous prototype for function 'migrate_misplaced_folio_batch'
@ 2025-01-07 3:24 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-01-07 3:24 UTC (permalink / raw)
To: Gregory Price; +Cc: llvm, oe-kbuild-all, Gregory Price
tree: https://github.com/gourryinverse/linux gourry_pagecache
head: 0b481ba53a1ea6337129cbe63f9234a748df4843
commit: 853ef17ea1577e0a625e695acd45250f2610f004 [5/6] migrate: implement migrate_misplaced_folio_batch
config: i386-buildonly-randconfig-003-20250107 (https://download.01.org/0day-ci/archive/20250107/202501071136.MXhN3C8N-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250107/202501071136.MXhN3C8N-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501071136.MXhN3C8N-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from mm/zsmalloc.c:47:
>> include/linux/migrate.h:159:5: warning: no previous prototype for function 'migrate_misplaced_folio_batch' [-Wmissing-prototypes]
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
include/linux/migrate.h:159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
| static
mm/zsmalloc.c:455:20: warning: function 'is_first_zpdesc' is not needed and will not be emitted [-Wunneeded-internal-declaration]
455 | static inline bool is_first_zpdesc(struct zpdesc *zpdesc)
| ^~~~~~~~~~~~~~~
2 warnings generated.
--
In file included from mm/compaction.c:13:
>> include/linux/migrate.h:159:5: warning: no previous prototype for function 'migrate_misplaced_folio_batch' [-Wmissing-prototypes]
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
include/linux/migrate.h:159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
| static
In file included from mm/compaction.c:15:
include/linux/mm_inline.h:47:41: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
47 | __mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages);
| ~~~~~~~~~~~ ^ ~~~
include/linux/mm_inline.h:49:22: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
49 | NR_ZONE_LRU_BASE + lru, nr_pages);
| ~~~~~~~~~~~~~~~~ ^ ~~~
3 warnings generated.
--
In file included from mm/vmscan.c:30:
include/linux/mm_inline.h:47:41: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
47 | __mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages);
| ~~~~~~~~~~~ ^ ~~~
include/linux/mm_inline.h:49:22: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
49 | NR_ZONE_LRU_BASE + lru, nr_pages);
| ~~~~~~~~~~~~~~~~ ^ ~~~
In file included from mm/vmscan.c:42:
>> include/linux/migrate.h:159:5: warning: no previous prototype for function 'migrate_misplaced_folio_batch' [-Wmissing-prototypes]
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
include/linux/migrate.h:159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
| static
mm/vmscan.c:409:51: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
409 | size += zone_page_state(zone, NR_ZONE_LRU_BASE + lru);
| ~~~~~~~~~~~~~~~~ ^ ~~~
mm/vmscan.c:1773:4: warning: arithmetic between different enumeration types ('enum vm_event_item' and 'enum zone_type') [-Wenum-enum-conversion]
1773 | __count_zid_vm_events(PGSCAN_SKIP, zid, nr_skipped[zid]);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:139:34: note: expanded from macro '__count_zid_vm_events'
139 | __count_vm_events(item##_NORMAL - ZONE_NORMAL + zid, delta)
| ~~~~~~~~~~~~~ ^ ~~~~~~~~~~~
mm/vmscan.c:2279:51: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
2279 | inactive = lruvec_page_state(lruvec, NR_LRU_BASE + inactive_lru);
| ~~~~~~~~~~~ ^ ~~~~~~~~~~~~
mm/vmscan.c:2280:49: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
2280 | active = lruvec_page_state(lruvec, NR_LRU_BASE + active_lru);
| ~~~~~~~~~~~ ^ ~~~~~~~~~~
mm/vmscan.c:6292:3: warning: arithmetic between different enumeration types ('enum vm_event_item' and 'enum zone_type') [-Wenum-enum-conversion]
6292 | __count_zid_vm_events(ALLOCSTALL, sc->reclaim_idx, 1);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:139:34: note: expanded from macro '__count_zid_vm_events'
139 | __count_vm_events(item##_NORMAL - ZONE_NORMAL + zid, delta)
| ~~~~~~~~~~~~~ ^ ~~~~~~~~~~~
8 warnings generated.
--
In file included from mm/memory.c:44:
include/linux/mm_inline.h:47:41: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
47 | __mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages);
| ~~~~~~~~~~~ ^ ~~~
include/linux/mm_inline.h:49:22: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
49 | NR_ZONE_LRU_BASE + lru, nr_pages);
| ~~~~~~~~~~~~~~~~ ^ ~~~
In file included from mm/memory.c:67:
>> include/linux/migrate.h:159:5: warning: no previous prototype for function 'migrate_misplaced_folio_batch' [-Wmissing-prototypes]
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
include/linux/migrate.h:159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
| static
3 warnings generated.
--
In file included from mm/page_alloc.c:44:
include/linux/mm_inline.h:47:41: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
47 | __mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages);
| ~~~~~~~~~~~ ^ ~~~
include/linux/mm_inline.h:49:22: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
49 | NR_ZONE_LRU_BASE + lru, nr_pages);
| ~~~~~~~~~~~~~~~~ ^ ~~~
In file included from mm/page_alloc.c:46:
>> include/linux/migrate.h:159:5: warning: no previous prototype for function 'migrate_misplaced_folio_batch' [-Wmissing-prototypes]
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
include/linux/migrate.h:159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
| static
mm/page_alloc.c:2933:2: warning: arithmetic between different enumeration types ('enum vm_event_item' and 'enum zone_type') [-Wenum-enum-conversion]
2933 | __count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:139:34: note: expanded from macro '__count_zid_vm_events'
139 | __count_vm_events(item##_NORMAL - ZONE_NORMAL + zid, delta)
| ~~~~~~~~~~~~~ ^ ~~~~~~~~~~~
mm/page_alloc.c:3050:3: warning: arithmetic between different enumeration types ('enum vm_event_item' and 'enum zone_type') [-Wenum-enum-conversion]
3050 | __count_zid_vm_events(PGALLOC, page_zonenum(page), 1 << order);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:139:34: note: expanded from macro '__count_zid_vm_events'
139 | __count_vm_events(item##_NORMAL - ZONE_NORMAL + zid, delta)
| ~~~~~~~~~~~~~ ^ ~~~~~~~~~~~
mm/page_alloc.c:4692:2: warning: arithmetic between different enumeration types ('enum vm_event_item' and 'enum zone_type') [-Wenum-enum-conversion]
4692 | __count_zid_vm_events(PGALLOC, zone_idx(zone), nr_account);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:139:34: note: expanded from macro '__count_zid_vm_events'
139 | __count_vm_events(item##_NORMAL - ZONE_NORMAL + zid, delta)
| ~~~~~~~~~~~~~ ^ ~~~~~~~~~~~
6 warnings generated.
--
In file included from fs/btrfs/disk-io.c:13:
>> include/linux/migrate.h:159:5: warning: no previous prototype for function 'migrate_misplaced_folio_batch' [-Wmissing-prototypes]
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
include/linux/migrate.h:159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
| static
1 warning generated.
--
In file included from zsmalloc.c:47:
>> include/linux/migrate.h:159:5: warning: no previous prototype for function 'migrate_misplaced_folio_batch' [-Wmissing-prototypes]
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
include/linux/migrate.h:159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
159 | int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
| ^
| static
zsmalloc.c:455:20: warning: function 'is_first_zpdesc' is not needed and will not be emitted [-Wunneeded-internal-declaration]
455 | static inline bool is_first_zpdesc(struct zpdesc *zpdesc)
| ^~~~~~~~~~~~~~~
2 warnings generated.
vim +/migrate_misplaced_folio_batch +159 include/linux/migrate.h
143
144 #ifdef CONFIG_NUMA_BALANCING
145 int migrate_misplaced_folio_prepare(struct folio *folio,
146 struct vm_area_struct *vma, int node);
147 int migrate_misplaced_folio(struct folio *folio, int node);
148 int migrate_misplaced_folio_batch(struct list_head *foliolist, int node);
149 #else
150 static inline int migrate_misplaced_folio_prepare(struct folio *folio,
151 struct vm_area_struct *vma, int node)
152 {
153 return -EAGAIN; /* can't migrate now */
154 }
155 static inline int migrate_misplaced_folio(struct folio *folio, int node)
156 {
157 return -EAGAIN; /* can't migrate now */
158 }
> 159 int migrate_misplaced_folio_batch(struct list_head *foliolist, int node)
160 {
161 return -EAGAIN; /* can't migrate now */
162 }
163 #endif /* CONFIG_NUMA_BALANCING */
164
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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