Hi kbuild, On Fri, Mar 11, 2016 at 04:11:19PM +0800, kbuild test robot wrote: > Hi Minchan, > > [auto build test ERROR on v4.5-rc7] > [cannot apply to next-20160310] > [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] > > url: https://github.com/0day-ci/linux/commits/Minchan-Kim/Support-non-lru-page-migration/20160311-153649 > config: x86_64-nfsroot (attached as .config) > reproduce: > # save the attached .config to linux build tree > make ARCH=x86_64 > > All errors (new ones prefixed by >>): > > In file included from mm/compaction.c:12:0: > >> include/linux/compaction.h:87:20: error: static declaration of 'isolate_movable_page' follows non-static declaration > static inline bool isolate_movable_page(struct page *page, isolate_mode_t mode) > ^ > In file included from mm/compaction.c:11:0: > include/linux/migrate.h:36:13: note: previous declaration of 'isolate_movable_page' was here > extern bool isolate_movable_page(struct page *page, isolate_mode_t mode); > ^ > In file included from mm/compaction.c:12:0: > >> include/linux/compaction.h:92:20: error: static declaration of 'putback_movable_page' follows non-static declaration > static inline void putback_movable_page(struct page *page) > ^ > In file included from mm/compaction.c:11:0: > include/linux/migrate.h:37:13: note: previous declaration of 'putback_movable_page' was here > extern void putback_movable_page(struct page *page); > ^ > > vim +/isolate_movable_page +87 include/linux/compaction.h > > 81 > 82 static inline bool compaction_deferred(struct zone *zone, int order) > 83 { > 84 return true; > 85 } > 86 > > 87 static inline bool isolate_movable_page(struct page *page, isolate_mode_t mode) > 88 { > 89 return false; > 90 } > 91 > > 92 static inline void putback_movable_page(struct page *page) > 93 { > 94 } > 95 #endif /* CONFIG_COMPACTION */ > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation Actually, I made patchset based on v4.5-rc6 but the problem you found is still problem in v4.5-rc6, too. Thanks for catching it fast. I should apply following patch to fix the problem. diff --git a/include/linux/compaction.h b/include/linux/compaction.h index 6f040ad379ce..4cd4ddf64cc7 100644 --- a/include/linux/compaction.h +++ b/include/linux/compaction.h @@ -84,14 +84,6 @@ static inline bool compaction_deferred(struct zone *zone, int order) return true; } -static inline bool isolate_movable_page(struct page *page, isolate_mode_t mode) -{ - return false; -} - -static inline void putback_movable_page(struct page *page) -{ -} #endif /* CONFIG_COMPACTION */ #if defined(CONFIG_COMPACTION) && defined(CONFIG_SYSFS) && defined(CONFIG_NUMA) Thanks. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>