--- a/mm/compaction.c~mm-compactionc-delete-duplicated-word +++ a/mm/compaction.c @@ -1477,7 +1477,7 @@ static void isolate_freepages(struct com * this pfn aligned down to the pageblock boundary, because we do * block_start_pfn -= pageblock_nr_pages in the for loop. * For ending point, take care when isolating in last pageblock of a - * a zone which ends in the middle of a pageblock. + * zone which ends in the middle of a pageblock. * The low boundary is the end of the pageblock the migration scanner * is using. */