Documentation: i2c: slave: give proper example for pm usage

[cascardo/linux.git] / mm / slub.c

diff --git a/mm/slub.c b/mm/slub.c
index 4dbb109..825ff45 100644 (file)
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -329,8 +329,8 @@ static inline void set_page_slub_counters(struct page *page, unsigned long count
        tmp.counters = counters_new;
        /*
         * page->counters can cover frozen/inuse/objects as well
-        * as page->_count.  If we assign to ->counters directly
-        * we run the risk of losing updates to page->_count, so
+        * as page->_refcount.  If we assign to ->counters directly
+        * we run the risk of losing updates to page->_refcount, so
         * be careful and only assign to the fields we need.
         */
        page->frozen  = tmp.frozen;
@@ -1735,11 +1735,11 @@ static void *get_any_partial(struct kmem_cache *s, gfp_t flags,
         * may return off node objects because partial slabs are obtained
         * from other nodes and filled up.
         *
-        * If /sys/kernel/slab/xx/defrag_ratio is set to 100 (which makes
-        * defrag_ratio = 1000) then every (well almost) allocation will
-        * first attempt to defrag slab caches on other nodes. This means
-        * scanning over all nodes to look for partial slabs which may be
-        * expensive if we do it every time we are trying to find a slab
+        * If /sys/kernel/slab/xx/remote_node_defrag_ratio is set to 100
+        * (which makes defrag_ratio = 1000) then every (well almost)
+        * allocation will first attempt to defrag slab caches on other nodes.
+        * This means scanning over all nodes to look for partial slabs which
+        * may be expensive if we do it every time we are trying to find a slab
         * with available objects.
         */
        if (!s->remote_node_defrag_ratio ||
@@ -3635,8 +3635,9 @@ size_t ksize(const void *object)
 {
        size_t size = __ksize(object);
        /* We assume that ksize callers could use whole allocated area,
-          so we need unpoison this area. */
-       kasan_krealloc(object, size, GFP_NOWAIT);
+        * so we need to unpoison this area.
+        */
+       kasan_unpoison_shadow(object, size);
        return size;
 }
 EXPORT_SYMBOL(ksize);
@@ -3697,7 +3698,7 @@ int __kmem_cache_shrink(struct kmem_cache *s, bool deactivate)
                 * s->cpu_partial is checked locklessly (see put_cpu_partial),
                 * so we have to make sure the change is visible.
                 */
-               kick_all_cpus_sync();
+               synchronize_sched();
        }
 
        flush_all(s);