diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/slub.c | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/mm/slub.c b/mm/slub.c index e9d582eee7d7..9607ce37e661 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2782,13 +2782,29 @@ new_slab: c->page = page; check_new_page: - if (likely(!kmem_cache_debug(s) && pfmemalloc_match(page, gfpflags))) - goto load_freelist; - /* Only entered in the debug case */ - if (kmem_cache_debug(s) && - !alloc_debug_processing(s, page, freelist, addr)) - goto new_slab; /* Slab failed checks. Next slab needed */ + if (kmem_cache_debug(s)) { + if (!alloc_debug_processing(s, page, freelist, addr)) + /* Slab failed checks. Next slab needed */ + goto new_slab; + else + /* + * For debug case, we don't load freelist so that all + * allocations go through alloc_debug_processing() + */ + goto return_single; + } + + if (unlikely(!pfmemalloc_match(page, gfpflags))) + /* + * For !pfmemalloc_match() case we don't load freelist so that + * we don't make further mismatched allocations easier. + */ + goto return_single; + + goto load_freelist; + +return_single: deactivate_slab(s, page, get_freepointer(s, freelist), c); return freelist; |