diff options
Diffstat (limited to 'mm/memory-failure.c')
| -rw-r--r-- | mm/memory-failure.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c index d84c5e5331bb..e05ed31c0f61 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -1470,6 +1470,7 @@ static int soft_offline_huge_page(struct page *page, int flags) int ret; unsigned long pfn = page_to_pfn(page); struct page *hpage = compound_head(page); + LIST_HEAD(pagelist); /* * This double-check of PageHWPoison is to avoid the race with @@ -1485,12 +1486,20 @@ static int soft_offline_huge_page(struct page *page, int flags) unlock_page(hpage); /* Keep page count to indicate a given hugepage is isolated. */ - ret = migrate_huge_page(hpage, new_page, MPOL_MF_MOVE_ALL, - MIGRATE_SYNC); - put_page(hpage); + list_move(&hpage->lru, &pagelist); + ret = migrate_pages(&pagelist, new_page, MPOL_MF_MOVE_ALL, + MIGRATE_SYNC, MR_MEMORY_FAILURE); if (ret) { pr_info("soft offline: %#lx: migration failed %d, type %lx\n", pfn, ret, page->flags); + /* + * We know that soft_offline_huge_page() tries to migrate + * only one hugepage pointed to by hpage, so we need not + * run through the pagelist here. + */ + putback_active_hugepage(hpage); + if (ret > 0) + ret = -EIO; } else { set_page_hwpoison_huge_page(hpage); dequeue_hwpoisoned_huge_page(hpage); |