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Date: Tue, 13 Jul 2021 06:41:30 +0800
From: kernel test robot <lkp@...el.com>
To: "Matthew Wilcox (Oracle)" <willy@...radead.org>,
akpm@...ux-foundation.org
Cc: kbuild-all@...ts.01.org,
"Matthew Wilcox (Oracle)" <willy@...radead.org>,
linux-kernel@...r.kernel.org, linux-mm@...ck.org,
linux-fsdevel@...r.kernel.org, cgroups@...r.kernel.org
Subject: Re: [PATCH v13 15/18] mm/memcg: Add folio_lruvec()
Hi "Matthew,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v5.14-rc1 next-20210712]
[cannot apply to hnaz-linux-mm/master tip/perf/core linux/master]
[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]
url: https://github.com/0day-ci/linux/commits/Matthew-Wilcox-Oracle/Convert-memcg-to-folios/20210713-035650
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git e73f0f0ee7541171d89f2e2491130c7771ba58d3
config: i386-randconfig-p002-20210712 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/01c63778e430697015122448ac6344d1dc2f10e4
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Matthew-Wilcox-Oracle/Convert-memcg-to-folios/20210713-035650
git checkout 01c63778e430697015122448ac6344d1dc2f10e4
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
| ^~~~~~~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:420:55: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
420 | static inline struct obj_cgroup *__folio_objcg(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function '__folio_objcg':
include/linux/memcontrol.h:422:34: error: dereferencing pointer to incomplete type 'struct folio'
422 | unsigned long memcg_data = folio->memcg_data;
| ^~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:451:53: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function 'folio_memcg':
include/linux/memcontrol.h:453:23: error: passing argument 1 of 'folio_memcg_kmem' from incompatible pointer type [-Werror=incompatible-pointer-types]
453 | if (folio_memcg_kmem(folio))
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:375:51: note: expected 'struct folio *' but argument is of type 'struct folio *'
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h:454:41: error: passing argument 1 of '__folio_objcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
454 | return obj_cgroup_memcg(__folio_objcg(folio));
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:420:62: note: expected 'struct folio *' but argument is of type 'struct folio *'
420 | static inline struct obj_cgroup *__folio_objcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h:455:23: error: passing argument 1 of '__folio_memcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
455 | return __folio_memcg(folio);
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:399:62: note: expected 'struct folio *' but argument is of type 'struct folio *'
399 | static inline struct mem_cgroup *__folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: In function 'page_memcg':
include/linux/memcontrol.h:460:21: error: implicit declaration of function 'page_folio' [-Werror=implicit-function-declaration]
460 | return folio_memcg(page_folio(page));
| ^~~~~~~~~~
include/linux/memcontrol.h:460:21: warning: passing argument 1 of 'folio_memcg' makes pointer from integer without a cast [-Wint-conversion]
460 | return folio_memcg(page_folio(page));
| ^~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:451:60: note: expected 'struct folio *' but argument is of type 'int'
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:540:44: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h:540:20: error: conflicting types for 'folio_memcg_kmem'
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ^~~~~~~~~~~~~~~~
include/linux/memcontrol.h:375:20: note: previous declaration of 'folio_memcg_kmem' was here
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ^~~~~~~~~~~~~~~~
In file included from include/asm-generic/atomic-instrumented.h:20,
from include/linux/atomic.h:81,
from include/linux/crypto.h:15,
from arch/x86/kernel/asm-offsets.c:9:
include/linux/memcontrol.h: In function 'folio_memcg_kmem':
include/linux/memcontrol.h:542:35: error: dereferencing pointer to incomplete type 'struct folio'
542 | VM_BUG_ON_PGFLAGS(PageTail(&folio->page), &folio->page);
| ^~
include/linux/build_bug.h:30:63: note: in definition of macro 'BUILD_BUG_ON_INVALID'
30 | #define BUILD_BUG_ON_INVALID(e) ((void)(sizeof((__force long)(e))))
| ^
include/linux/memcontrol.h:542:2: note: in expansion of macro 'VM_BUG_ON_PGFLAGS'
542 | VM_BUG_ON_PGFLAGS(PageTail(&folio->page), &folio->page);
| ^~~~~~~~~~~~~~~~~
In file included from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from arch/x86/kernel/asm-offsets.c:13:
include/linux/memcontrol.h: In function 'PageMemcgKmem':
include/linux/memcontrol.h:606:26: warning: passing argument 1 of 'folio_memcg_kmem' makes pointer from integer without a cast [-Wint-conversion]
606 | return folio_memcg_kmem(page_folio(page));
| ^~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:540:51: note: expected 'struct folio *' but argument is of type 'int'
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:707:30: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
707 | int mem_cgroup_charge(struct folio *, struct mm_struct *, gfp_t);
| ^~~~~
include/linux/memcontrol.h:712:33: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
712 | void mem_cgroup_uncharge(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:715:32: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
715 | void mem_cgroup_migrate(struct folio *old, struct folio *new);
| ^~~~~
include/linux/memcontrol.h:759:50: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
759 | static inline struct lruvec *folio_lruvec(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function 'folio_lruvec':
>> include/linux/memcontrol.h:761:41: error: passing argument 1 of 'folio_memcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
761 | struct mem_cgroup *memcg = folio_memcg(folio);
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:451:60: note: expected 'struct folio *' but argument is of type 'struct folio *'
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
>> include/linux/memcontrol.h:763:2: error: implicit declaration of function 'VM_WARN_ON_ONCE_FOLIO'; did you mean 'VM_WARN_ON_ONCE_PAGE'? [-Werror=implicit-function-declaration]
763 | VM_WARN_ON_ONCE_FOLIO(!memcg && !mem_cgroup_disabled(), folio);
| ^~~~~~~~~~~~~~~~~~~~~
| VM_WARN_ON_ONCE_PAGE
>> include/linux/memcontrol.h:764:34: error: implicit declaration of function 'folio_pgdat'; did you mean 'folio_nid'? [-Werror=implicit-function-declaration]
764 | return mem_cgroup_lruvec(memcg, folio_pgdat(folio));
| ^~~~~~~~~~~
| folio_nid
include/linux/memcontrol.h:764:34: warning: passing argument 2 of 'mem_cgroup_lruvec' makes pointer from integer without a cast [-Wint-conversion]
764 | return mem_cgroup_lruvec(memcg, folio_pgdat(folio));
| ^~~~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:727:33: note: expected 'struct pglist_data *' but argument is of type 'int'
727 | struct pglist_data *pgdat)
| ~~~~~~~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:952:30: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
952 | void folio_memcg_lock(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:953:32: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
953 | void folio_memcg_unlock(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:375:20: warning: 'folio_memcg_kmem' used but never defined
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ^~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
| ^~~~~~~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:420:55: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
420 | static inline struct obj_cgroup *__folio_objcg(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function '__folio_objcg':
include/linux/memcontrol.h:422:34: error: dereferencing pointer to incomplete type 'struct folio'
422 | unsigned long memcg_data = folio->memcg_data;
| ^~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:451:53: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function 'folio_memcg':
include/linux/memcontrol.h:453:23: error: passing argument 1 of 'folio_memcg_kmem' from incompatible pointer type [-Werror=incompatible-pointer-types]
453 | if (folio_memcg_kmem(folio))
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:375:51: note: expected 'struct folio *' but argument is of type 'struct folio *'
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h:454:41: error: passing argument 1 of '__folio_objcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
454 | return obj_cgroup_memcg(__folio_objcg(folio));
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:420:62: note: expected 'struct folio *' but argument is of type 'struct folio *'
420 | static inline struct obj_cgroup *__folio_objcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h:455:23: error: passing argument 1 of '__folio_memcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
455 | return __folio_memcg(folio);
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:399:62: note: expected 'struct folio *' but argument is of type 'struct folio *'
399 | static inline struct mem_cgroup *__folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: In function 'page_memcg':
include/linux/memcontrol.h:460:21: error: implicit declaration of function 'page_folio' [-Werror=implicit-function-declaration]
460 | return folio_memcg(page_folio(page));
| ^~~~~~~~~~
include/linux/memcontrol.h:460:21: warning: passing argument 1 of 'folio_memcg' makes pointer from integer without a cast [-Wint-conversion]
460 | return folio_memcg(page_folio(page));
| ^~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:451:60: note: expected 'struct folio *' but argument is of type 'int'
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:540:44: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h:540:20: error: conflicting types for 'folio_memcg_kmem'
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ^~~~~~~~~~~~~~~~
include/linux/memcontrol.h:375:20: note: previous declaration of 'folio_memcg_kmem' was here
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ^~~~~~~~~~~~~~~~
In file included from include/asm-generic/atomic-instrumented.h:20,
from include/linux/atomic.h:81,
from include/linux/crypto.h:15,
from arch/x86/kernel/asm-offsets.c:9:
include/linux/memcontrol.h: In function 'folio_memcg_kmem':
include/linux/memcontrol.h:542:35: error: dereferencing pointer to incomplete type 'struct folio'
542 | VM_BUG_ON_PGFLAGS(PageTail(&folio->page), &folio->page);
| ^~
include/linux/build_bug.h:30:63: note: in definition of macro 'BUILD_BUG_ON_INVALID'
30 | #define BUILD_BUG_ON_INVALID(e) ((void)(sizeof((__force long)(e))))
| ^
include/linux/memcontrol.h:542:2: note: in expansion of macro 'VM_BUG_ON_PGFLAGS'
542 | VM_BUG_ON_PGFLAGS(PageTail(&folio->page), &folio->page);
| ^~~~~~~~~~~~~~~~~
In file included from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from arch/x86/kernel/asm-offsets.c:13:
include/linux/memcontrol.h: In function 'PageMemcgKmem':
include/linux/memcontrol.h:606:26: warning: passing argument 1 of 'folio_memcg_kmem' makes pointer from integer without a cast [-Wint-conversion]
606 | return folio_memcg_kmem(page_folio(page));
| ^~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:540:51: note: expected 'struct folio *' but argument is of type 'int'
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:707:30: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
707 | int mem_cgroup_charge(struct folio *, struct mm_struct *, gfp_t);
| ^~~~~
include/linux/memcontrol.h:712:33: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
712 | void mem_cgroup_uncharge(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:715:32: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
715 | void mem_cgroup_migrate(struct folio *old, struct folio *new);
| ^~~~~
include/linux/memcontrol.h:759:50: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
759 | static inline struct lruvec *folio_lruvec(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function 'folio_lruvec':
>> include/linux/memcontrol.h:761:41: error: passing argument 1 of 'folio_memcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
761 | struct mem_cgroup *memcg = folio_memcg(folio);
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:451:60: note: expected 'struct folio *' but argument is of type 'struct folio *'
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
>> include/linux/memcontrol.h:763:2: error: implicit declaration of function 'VM_WARN_ON_ONCE_FOLIO'; did you mean 'VM_WARN_ON_ONCE_PAGE'? [-Werror=implicit-function-declaration]
763 | VM_WARN_ON_ONCE_FOLIO(!memcg && !mem_cgroup_disabled(), folio);
| ^~~~~~~~~~~~~~~~~~~~~
| VM_WARN_ON_ONCE_PAGE
>> include/linux/memcontrol.h:764:34: error: implicit declaration of function 'folio_pgdat'; did you mean 'folio_nid'? [-Werror=implicit-function-declaration]
764 | return mem_cgroup_lruvec(memcg, folio_pgdat(folio));
| ^~~~~~~~~~~
| folio_nid
include/linux/memcontrol.h:764:34: warning: passing argument 2 of 'mem_cgroup_lruvec' makes pointer from integer without a cast [-Wint-conversion]
764 | return mem_cgroup_lruvec(memcg, folio_pgdat(folio));
| ^~~~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:727:33: note: expected 'struct pglist_data *' but argument is of type 'int'
727 | struct pglist_data *pgdat)
| ~~~~~~~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:952:30: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
952 | void folio_memcg_lock(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:953:32: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
953 | void folio_memcg_unlock(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:375:20: warning: 'folio_memcg_kmem' used but never defined
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ^~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
make[2]: *** [scripts/Makefile.build:117: arch/x86/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1212: prepare0] Error 2
make[1]: Target 'modules_prepare' not remade because of errors.
make: *** [Makefile:220: __sub-make] Error 2
make: Target 'modules_prepare' not remade because of errors.
--
| ^~~~~~~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:420:55: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
420 | static inline struct obj_cgroup *__folio_objcg(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function '__folio_objcg':
include/linux/memcontrol.h:422:34: error: dereferencing pointer to incomplete type 'struct folio'
422 | unsigned long memcg_data = folio->memcg_data;
| ^~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:451:53: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function 'folio_memcg':
include/linux/memcontrol.h:453:23: error: passing argument 1 of 'folio_memcg_kmem' from incompatible pointer type [-Werror=incompatible-pointer-types]
453 | if (folio_memcg_kmem(folio))
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:375:51: note: expected 'struct folio *' but argument is of type 'struct folio *'
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h:454:41: error: passing argument 1 of '__folio_objcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
454 | return obj_cgroup_memcg(__folio_objcg(folio));
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:420:62: note: expected 'struct folio *' but argument is of type 'struct folio *'
420 | static inline struct obj_cgroup *__folio_objcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h:455:23: error: passing argument 1 of '__folio_memcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
455 | return __folio_memcg(folio);
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:399:62: note: expected 'struct folio *' but argument is of type 'struct folio *'
399 | static inline struct mem_cgroup *__folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: In function 'page_memcg':
include/linux/memcontrol.h:460:21: error: implicit declaration of function 'page_folio' [-Werror=implicit-function-declaration]
460 | return folio_memcg(page_folio(page));
| ^~~~~~~~~~
include/linux/memcontrol.h:460:21: warning: passing argument 1 of 'folio_memcg' makes pointer from integer without a cast [-Wint-conversion]
460 | return folio_memcg(page_folio(page));
| ^~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:451:60: note: expected 'struct folio *' but argument is of type 'int'
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:540:44: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h:540:20: error: conflicting types for 'folio_memcg_kmem'
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ^~~~~~~~~~~~~~~~
include/linux/memcontrol.h:375:20: note: previous declaration of 'folio_memcg_kmem' was here
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ^~~~~~~~~~~~~~~~
In file included from include/asm-generic/atomic-instrumented.h:20,
from include/linux/atomic.h:81,
from include/linux/crypto.h:15,
from arch/x86/kernel/asm-offsets.c:9:
include/linux/memcontrol.h: In function 'folio_memcg_kmem':
include/linux/memcontrol.h:542:35: error: dereferencing pointer to incomplete type 'struct folio'
542 | VM_BUG_ON_PGFLAGS(PageTail(&folio->page), &folio->page);
| ^~
include/linux/build_bug.h:30:63: note: in definition of macro 'BUILD_BUG_ON_INVALID'
30 | #define BUILD_BUG_ON_INVALID(e) ((void)(sizeof((__force long)(e))))
| ^
include/linux/memcontrol.h:542:2: note: in expansion of macro 'VM_BUG_ON_PGFLAGS'
542 | VM_BUG_ON_PGFLAGS(PageTail(&folio->page), &folio->page);
| ^~~~~~~~~~~~~~~~~
In file included from include/linux/swap.h:9,
from include/linux/suspend.h:5,
from arch/x86/kernel/asm-offsets.c:13:
include/linux/memcontrol.h: In function 'PageMemcgKmem':
include/linux/memcontrol.h:606:26: warning: passing argument 1 of 'folio_memcg_kmem' makes pointer from integer without a cast [-Wint-conversion]
606 | return folio_memcg_kmem(page_folio(page));
| ^~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:540:51: note: expected 'struct folio *' but argument is of type 'int'
540 | static inline bool folio_memcg_kmem(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:707:30: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
707 | int mem_cgroup_charge(struct folio *, struct mm_struct *, gfp_t);
| ^~~~~
include/linux/memcontrol.h:712:33: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
712 | void mem_cgroup_uncharge(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:715:32: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
715 | void mem_cgroup_migrate(struct folio *old, struct folio *new);
| ^~~~~
include/linux/memcontrol.h:759:50: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
759 | static inline struct lruvec *folio_lruvec(struct folio *folio)
| ^~~~~
include/linux/memcontrol.h: In function 'folio_lruvec':
>> include/linux/memcontrol.h:761:41: error: passing argument 1 of 'folio_memcg' from incompatible pointer type [-Werror=incompatible-pointer-types]
761 | struct mem_cgroup *memcg = folio_memcg(folio);
| ^~~~~
| |
| struct folio *
include/linux/memcontrol.h:451:60: note: expected 'struct folio *' but argument is of type 'struct folio *'
451 | static inline struct mem_cgroup *folio_memcg(struct folio *folio)
| ~~~~~~~~~~~~~~^~~~~
>> include/linux/memcontrol.h:763:2: error: implicit declaration of function 'VM_WARN_ON_ONCE_FOLIO'; did you mean 'VM_WARN_ON_ONCE_PAGE'? [-Werror=implicit-function-declaration]
763 | VM_WARN_ON_ONCE_FOLIO(!memcg && !mem_cgroup_disabled(), folio);
| ^~~~~~~~~~~~~~~~~~~~~
| VM_WARN_ON_ONCE_PAGE
>> include/linux/memcontrol.h:764:34: error: implicit declaration of function 'folio_pgdat'; did you mean 'folio_nid'? [-Werror=implicit-function-declaration]
764 | return mem_cgroup_lruvec(memcg, folio_pgdat(folio));
| ^~~~~~~~~~~
| folio_nid
include/linux/memcontrol.h:764:34: warning: passing argument 2 of 'mem_cgroup_lruvec' makes pointer from integer without a cast [-Wint-conversion]
764 | return mem_cgroup_lruvec(memcg, folio_pgdat(folio));
| ^~~~~~~~~~~~~~~~~~
| |
| int
include/linux/memcontrol.h:727:33: note: expected 'struct pglist_data *' but argument is of type 'int'
727 | struct pglist_data *pgdat)
| ~~~~~~~~~~~~~~~~~~~~^~~~~
include/linux/memcontrol.h: At top level:
include/linux/memcontrol.h:952:30: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
952 | void folio_memcg_lock(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:953:32: warning: 'struct folio' declared inside parameter list will not be visible outside of this definition or declaration
953 | void folio_memcg_unlock(struct folio *folio);
| ^~~~~
include/linux/memcontrol.h:375:20: warning: 'folio_memcg_kmem' used but never defined
375 | static inline bool folio_memcg_kmem(struct folio *folio);
| ^~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
make[2]: *** [scripts/Makefile.build:117: arch/x86/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1212: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:220: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +/folio_memcg +761 include/linux/memcontrol.h
752
753 /**
754 * folio_lruvec - return lruvec for isolating/putting an LRU folio
755 * @folio: Pointer to the folio.
756 *
757 * This function relies on folio->mem_cgroup being stable.
758 */
759 static inline struct lruvec *folio_lruvec(struct folio *folio)
760 {
> 761 struct mem_cgroup *memcg = folio_memcg(folio);
762
> 763 VM_WARN_ON_ONCE_FOLIO(!memcg && !mem_cgroup_disabled(), folio);
> 764 return mem_cgroup_lruvec(memcg, folio_pgdat(folio));
765 }
766
---
0-DAY CI Kernel Test Service, Intel Corporation
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