The variable struct migrate_vma->cpages is only used in migrate_vma_setup(). There is no need to decrement it in migrate_vma_finalize() since it is never checked.
Signed-off-by: Ralph Campbell <[email protected]> --- This applies to linux-mm and is for Andrew Morton's tree. mm/migrate.c | 1 - 1 file changed, 1 deletion(-) diff --git a/mm/migrate.c b/mm/migrate.c index 0b945c8031be..eb859f7a9811 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -3087,7 +3087,6 @@ void migrate_vma_finalize(struct migrate_vma *migrate) remove_migration_ptes(page, newpage, false); unlock_page(page); - migrate->cpages--; if (is_zone_device_page(page)) put_page(page); -- 2.20.1
