All of lore.kernel.org
 help / color / mirror / Atom feed
From: kernel test robot <lkp@intel.com>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>,
	akpm@linux-foundation.org
Cc: kbuild-all@lists.01.org,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	linux-fsdevel@vger.kernel.org, cgroups@vger.kernel.org
Subject: Re: [PATCH v13 15/18] mm/memcg: Add folio_lruvec()
Date: Tue, 13 Jul 2021 06:41:30 +0800	[thread overview]
Message-ID: <202107130625.EwbBg4tp-lkp@intel.com> (raw)
In-Reply-To: <20210712194551.91920-16-willy@infradead.org>

[-- Attachment #1: Type: text/plain, Size: 32991 bytes --]

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@intel.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
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 38001 bytes --]

WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH v13 15/18] mm/memcg: Add folio_lruvec()
Date: Tue, 13 Jul 2021 06:41:30 +0800	[thread overview]
Message-ID: <202107130625.EwbBg4tp-lkp@intel.com> (raw)
In-Reply-To: <20210712194551.91920-16-willy@infradead.org>

[-- Attachment #1: Type: text/plain, Size: 33463 bytes --]

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@intel.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
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 38001 bytes --]

  reply	other threads:[~2021-07-12 22:41 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-12 19:45 [PATCH v13b 00/18] Convert memcg to folios Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 01/18] mm: Add folio_nid() Matthew Wilcox (Oracle)
     [not found] ` <20210712194551.91920-1-willy-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2021-07-12 19:45   ` [PATCH v13 02/18] mm/memcg: Remove 'page' parameter to mem_cgroup_charge_statistics() Matthew Wilcox (Oracle)
2021-07-12 19:45     ` Matthew Wilcox (Oracle)
2021-07-12 19:45   ` [PATCH v13 05/18] mm/memcg: Convert memcg_check_events to take a node ID Matthew Wilcox (Oracle)
2021-07-12 19:45     ` Matthew Wilcox (Oracle)
2021-07-12 19:45   ` [PATCH v13 07/18] mm/memcg: Convert commit_charge() to take a folio Matthew Wilcox (Oracle)
2021-07-12 19:45     ` Matthew Wilcox (Oracle)
2021-07-12 19:45   ` [PATCH v13 10/18] mm/memcg: Convert mem_cgroup_uncharge() " Matthew Wilcox (Oracle)
2021-07-12 19:45     ` Matthew Wilcox (Oracle)
2021-07-12 19:45   ` [PATCH v13 15/18] mm/memcg: Add folio_lruvec() Matthew Wilcox (Oracle)
2021-07-12 19:45     ` Matthew Wilcox (Oracle)
2021-07-12 22:41     ` kernel test robot [this message]
2021-07-12 22:41       ` kernel test robot
2021-07-13 13:02     ` Christoph Hellwig
2021-07-12 19:45   ` [PATCH v13 16/18] mm/memcg: Add folio_lruvec_lock() and similar functions Matthew Wilcox (Oracle)
2021-07-12 19:45     ` Matthew Wilcox (Oracle)
2021-07-13 13:03     ` Christoph Hellwig
2021-07-12 19:45   ` [PATCH v13 17/18] mm/memcg: Add folio_lruvec_relock_irq() and folio_lruvec_relock_irqsave() Matthew Wilcox (Oracle)
2021-07-12 19:45     ` Matthew Wilcox (Oracle)
2021-07-13 13:03     ` Christoph Hellwig
2021-07-12 19:45   ` [PATCH v13 18/18] mm/workingset: Convert workingset_activation to take a folio Matthew Wilcox (Oracle)
2021-07-12 19:45     ` Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 03/18] mm/memcg: Use the node id in mem_cgroup_update_tree() Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 04/18] mm/memcg: Remove soft_limit_tree_node() Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 06/18] mm/memcg: Add folio_memcg() and related functions Matthew Wilcox (Oracle)
     [not found]   ` <20210712194551.91920-7-willy-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2021-07-12 21:56     ` kernel test robot
2021-07-12 21:56       ` kernel test robot
2021-07-12 21:56       ` kernel test robot
2021-07-12 19:45 ` [PATCH v13 08/18] mm/memcg: Convert mem_cgroup_charge() to take a folio Matthew Wilcox (Oracle)
2021-07-12 22:22   ` kernel test robot
2021-07-12 22:22     ` kernel test robot
2021-07-12 19:45 ` [PATCH v13 09/18] mm/memcg: Convert uncharge_page() to uncharge_folio() Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 11/18] mm/memcg: Convert mem_cgroup_migrate() to take folios Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 12/18] mm/memcg: Convert mem_cgroup_track_foreign_dirty_slowpath() to folio Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() Matthew Wilcox (Oracle)
2021-07-13 12:58   ` Christoph Hellwig
2021-07-12 19:45 ` [PATCH v13 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio Matthew Wilcox (Oracle)
2021-07-13 13:00   ` Christoph Hellwig

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=202107130625.EwbBg4tp-lkp@intel.com \
    --to=lkp@intel.com \
    --cc=akpm@linux-foundation.org \
    --cc=cgroups@vger.kernel.org \
    --cc=kbuild-all@lists.01.org \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=willy@infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.