From: kernel test robot <lkp@intel.com>
To: Zi Yan <ziy@nvidia.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: [akpm-mm:mm-new 337/348] mm/page_isolation.c:18:20: warning: function 'get_pageblock_isolate' is not needed and will not be emitted
Date: Fri, 9 May 2025 21:21:03 +0800 [thread overview]
Message-ID: <202505092126.yRGhLhg1-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-new
head: 9fe9c5a30f2f2d799c0e2df192df6622969b23b7
commit: ca2f45163b701e1632c452022b2aadeb52841ec6 [337/348] mm/page_isolation: remove migratetype parameter from more functions
config: i386-buildonly-randconfig-004-20250509 (https://download.01.org/0day-ci/archive/20250509/202505092126.yRGhLhg1-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250509/202505092126.yRGhLhg1-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505092126.yRGhLhg1-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> mm/page_isolation.c:18:20: warning: function 'get_pageblock_isolate' is not needed and will not be emitted [-Wunneeded-internal-declaration]
18 | static inline bool get_pageblock_isolate(struct page *page)
| ^~~~~~~~~~~~~~~~~~~~~
mm/page_isolation.c:28:20: warning: unused function 'set_pageblock_isolate' [-Wunused-function]
28 | static inline void set_pageblock_isolate(struct page *page)
| ^~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
vim +/get_pageblock_isolate +18 mm/page_isolation.c
0f0848e5118a4c Joonsoo Kim 2016-01-14 17
075a73e5db9ad9 Zi Yan 2025-05-08 @18 static inline bool get_pageblock_isolate(struct page *page)
075a73e5db9ad9 Zi Yan 2025-05-08 19 {
075a73e5db9ad9 Zi Yan 2025-05-08 20 return get_pfnblock_flags_mask(page, page_to_pfn(page),
075a73e5db9ad9 Zi Yan 2025-05-08 21 PB_migrate_isolate_bit);
075a73e5db9ad9 Zi Yan 2025-05-08 22 }
075a73e5db9ad9 Zi Yan 2025-05-08 23 static inline void clear_pageblock_isolate(struct page *page)
075a73e5db9ad9 Zi Yan 2025-05-08 24 {
075a73e5db9ad9 Zi Yan 2025-05-08 25 set_pfnblock_flags_mask(page, 0, page_to_pfn(page),
075a73e5db9ad9 Zi Yan 2025-05-08 26 PB_migrate_isolate_bit);
075a73e5db9ad9 Zi Yan 2025-05-08 27 }
075a73e5db9ad9 Zi Yan 2025-05-08 28 static inline void set_pageblock_isolate(struct page *page)
075a73e5db9ad9 Zi Yan 2025-05-08 29 {
075a73e5db9ad9 Zi Yan 2025-05-08 30 set_pfnblock_flags_mask(page, PB_migrate_isolate_bit,
075a73e5db9ad9 Zi Yan 2025-05-08 31 page_to_pfn(page),
075a73e5db9ad9 Zi Yan 2025-05-08 32 PB_migrate_isolate_bit);
075a73e5db9ad9 Zi Yan 2025-05-08 33 }
075a73e5db9ad9 Zi Yan 2025-05-08 34
:::::: The code at line 18 was first introduced by commit
:::::: 075a73e5db9ad940e38c8bca786b7d9ab0d36a37 mm-page_isolation-make-page-isolation-a-standalone-bit-fix
:::::: TO: Zi Yan <ziy@nvidia.com>
:::::: CC: Andrew Morton <akpm@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2025-05-09 13:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-09 13:21 kernel test robot [this message]
2025-05-09 20:57 ` Andrew Morton
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