WIP: update tizen_qemu_defconfig

[platform/kernel/linux-starfive.git] / mm / slab.c

diff --git a/mm/slab.c b/mm/slab.c
index a5486ff..62869bc 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -840,7 +840,7 @@ static int init_cache_node(struct kmem_cache *cachep, int node, gfp_t gfp)
        return 0;
 }
 
-#if (defined(CONFIG_NUMA) && defined(CONFIG_MEMORY_HOTPLUG)) || defined(CONFIG_SMP)
+#if defined(CONFIG_NUMA) || defined(CONFIG_SMP)
 /*
  * Allocates and initializes node for a node on each slab cache, used for
  * either memory or cpu hotplug.  If memory is being hot-added, the kmem_cache_node
@@ -1619,7 +1619,7 @@ static void slab_destroy(struct kmem_cache *cachep, struct slab *slab)
         * although actual page can be freed in rcu context
         */
        if (OFF_SLAB(cachep))
-               kmem_cache_free(cachep->freelist_cache, freelist);
+               kfree(freelist);
 }
 
 /*
@@ -1671,21 +1671,27 @@ static size_t calculate_slab_order(struct kmem_cache *cachep,
                if (flags & CFLGS_OFF_SLAB) {
                        struct kmem_cache *freelist_cache;
                        size_t freelist_size;
+                       size_t freelist_cache_size;
 
                        freelist_size = num * sizeof(freelist_idx_t);
-                       freelist_cache = kmalloc_slab(freelist_size, 0u);
-                       if (!freelist_cache)
-                               continue;
-
-                       /*
-                        * Needed to avoid possible looping condition
-                        * in cache_grow_begin()
-                        */
-                       if (OFF_SLAB(freelist_cache))
-                               continue;
+                       if (freelist_size > KMALLOC_MAX_CACHE_SIZE) {
+                               freelist_cache_size = PAGE_SIZE << get_order(freelist_size);
+                       } else {
+                               freelist_cache = kmalloc_slab(freelist_size, 0u);
+                               if (!freelist_cache)
+                                       continue;
+                               freelist_cache_size = freelist_cache->size;
+
+                               /*
+                                * Needed to avoid possible looping condition
+                                * in cache_grow_begin()
+                                */
+                               if (OFF_SLAB(freelist_cache))
+                                       continue;
+                       }
 
                        /* check if off slab has enough benefit */
-                       if (freelist_cache->size > cachep->size / 2)
+                       if (freelist_cache_size > cachep->size / 2)
                                continue;
                }
 
@@ -2061,11 +2067,6 @@ done:
                cachep->flags &= ~(SLAB_RED_ZONE | SLAB_STORE_USER);
 #endif
 
-       if (OFF_SLAB(cachep)) {
-               cachep->freelist_cache =
-                       kmalloc_slab(cachep->freelist_size, 0u);
-       }
-
        err = setup_cpu_cache(cachep, gfp);
        if (err) {
                __kmem_cache_release(cachep);
@@ -2292,7 +2293,7 @@ static void *alloc_slabmgmt(struct kmem_cache *cachep,
                freelist = NULL;
        else if (OFF_SLAB(cachep)) {
                /* Slab management obj is off-slab. */
-               freelist = kmem_cache_alloc_node(cachep->freelist_cache,
+               freelist = kmalloc_node(cachep->freelist_size,
                                              local_flags, nodeid);
        } else {
                /* We will use last bytes at the slab for freelist */
@@ -2380,7 +2381,7 @@ static bool freelist_state_initialize(union freelist_init_state *state,
        unsigned int rand;
 
        /* Use best entropy available to define a random shift */
-       rand = get_random_int();
+       rand = get_random_u32();
 
        /* Use a random state if the pre-computed list is not available */
        if (!cachep->random_seq) {