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authorWeizhao Ouyang <o451686892@gmail.com>2021-09-24 15:43:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-09-24 16:13:35 -0700
commit57ed7b4303a1c4d1885019fef03e6a5af2e8468a (patch)
tree63324092f8ddaefb21be044706324dec41d24c26 /include
parenta4ce73910427e960b2c7f4d83229153c327d0ee7 (diff)
mm/debug: sync up latest migrate_reason to migrate_reason_names
Sync up MR_DEMOTION to migrate_reason_names and add a synch prompt. Link: https://lkml.kernel.org/r/20210921064553.293905-3-o451686892@gmail.com Fixes: 26aa2d199d6f ("mm/migrate: demote pages during reclaim") Signed-off-by: Weizhao Ouyang <o451686892@gmail.com> Reviewed-by: "Huang, Ying" <ying.huang@intel.com> Reviewed-by: John Hubbard <jhubbard@nvidia.com> Cc: Anshuman Khandual <khandual@linux.vnet.ibm.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Pavel Tatashin <pasha.tatashin@soleen.com> Cc: Yang Shi <yang.shi@linux.alibaba.com> Cc: Zi Yan <ziy@nvidia.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Mina Almasry <almasrymina@google.com> Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org> Cc: Oscar Salvador <osalvador@suse.de> Cc: Wei Xu <weixugc@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/migrate.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 326250996b4e..c8077e936691 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -19,6 +19,11 @@ struct migration_target_control;
*/
#define MIGRATEPAGE_SUCCESS 0
+/*
+ * Keep sync with:
+ * - macro MIGRATE_REASON in include/trace/events/migrate.h
+ * - migrate_reason_names[MR_TYPES] in mm/debug.c
+ */
enum migrate_reason {
MR_COMPACTION,
MR_MEMORY_FAILURE,
@@ -32,7 +37,6 @@ enum migrate_reason {
MR_TYPES
};
-/* In mm/debug.c; also keep sync with include/trace/events/migrate.h */
extern const char *migrate_reason_names[MR_TYPES];
#ifdef CONFIG_MIGRATION