Due to has_unmovable_pages() takes an incorrect irqsave flag instead of the isolation flag in set_migratetype_isolate(), it causes issues with HWPOSION and error reporting where dump_page() is not called when there is an unmoveable page.
Fixes: d381c54760dc ("mm: only report isolation failures when offlining memory") Cc: stable@vger.kernel.org # 5.0.x Acked-by: Michal Hocko mhocko@suse.com Reviewed-by: Oscar Salvador osalvador@suse.de Signed-off-by: Qian Cai cai@lca.pw --- mm/page_isolation.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/mm/page_isolation.c b/mm/page_isolation.c index bf4159d771c7..019280712e1b 100644 --- a/mm/page_isolation.c +++ b/mm/page_isolation.c @@ -59,7 +59,8 @@ static int set_migratetype_isolate(struct page *page, int migratetype, int isol_ * FIXME: Now, memory hotplug doesn't call shrink_slab() by itself. * We just check MOVABLE pages. */ - if (!has_unmovable_pages(zone, page, arg.pages_found, migratetype, flags)) + if (!has_unmovable_pages(zone, page, arg.pages_found, migratetype, + isol_flags)) ret = 0;
/*