patch-2.4.20 linux-2.4.20/mm/slab.c

• Lines: 34
• Date: Thu Nov 28 15:53:15 2002
• Orig file: linux-2.4.19/mm/slab.c
• Orig date: Fri Aug 2 17:39:46 2002

diff -urN linux-2.4.19/mm/slab.c linux-2.4.20/mm/slab.c
@@ -123,7 +123,7 @@
  * Bufctl's are used for linking objs within a slab
  * linked offsets.
  *
- * This implementaion relies on "struct page" for locating the cache &
+ * This implementation relies on "struct page" for locating the cache &
  * slab an object belongs to.
  * This allows the bufctl structure to be small (one int), but limits
  * the number of objects a slab (not a cache) can contain when off-slab
@@ -970,8 +970,6 @@
 	if (!cachep || in_interrupt() || !is_chained_kmem_cache(cachep))
 		BUG();
 
-	drain_cpu_caches(cachep);
-  
 	spin_lock_irq(&cachep->spinlock);
 	ret = __kmem_cache_shrink_locked(cachep);
 	spin_unlock_irq(&cachep->spinlock);
@@ -1608,6 +1606,15 @@
 	local_irq_restore(flags);
 }
 
+unsigned int kmem_cache_size(kmem_cache_t *cachep)
+{
+#if DEBUG
+	if (cachep->flags & SLAB_RED_ZONE)
+		return (cachep->objsize - 2*BYTES_PER_WORD);
+#endif
+	return cachep->objsize;
+}
+
 kmem_cache_t * kmem_find_general_cachep (size_t size, int gfpflags)
 {
 	cache_sizes_t *csizep = cache_sizes;