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mm/debug: sync up latest migrate_reason to migrate_reason_names

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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: 26aa2d199d ("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>
This commit is contained in:
Weizhao Ouyang 2021-09-24 15:43:53 -07:00 committed by Linus Torvalds
parent a4ce739104
commit 57ed7b4303
2 changed files with 6 additions and 1 deletions
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6
include/linux/migrate.h
View File

@ -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

1
mm/debug.c
View File

@ -26,6 +26,7 @@ const char *migrate_reason_names[MR_TYPES] = {
"numa_misplaced",
"contig_range",
"longterm_pin",
"demotion",
};
const struct trace_print_flags pageflag_names[] = {