Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

[safe/jmp/linux-2.6] / lib / cpumask.c

diff --git a/lib/cpumask.c b/lib/cpumask.c
index 1f71b97..05d6aca 100644 (file)
--- a/lib/cpumask.c
+++ b/lib/cpumask.c
@@ -1,3 +1,4 @@
+#include <linux/slab.h>
 #include <linux/kernel.h>
 #include <linux/bitops.h>
 #include <linux/cpumask.h>
@@ -92,15 +93,8 @@ int cpumask_any_but(const struct cpumask *mask, unsigned int cpu)
  */
 bool alloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node)
 {
-       if (likely(slab_is_available()))
-               *mask = kmalloc_node(cpumask_size(), flags, node);
-       else {
-#ifdef CONFIG_DEBUG_PER_CPU_MAPS
-               printk(KERN_ERR
-                       "=> alloc_cpumask_var: kmalloc not available!\n");
-#endif
-               *mask = NULL;
-       }
+       *mask = kmalloc_node(cpumask_size(), flags, node);
+
 #ifdef CONFIG_DEBUG_PER_CPU_MAPS
        if (!*mask) {
                printk(KERN_ERR "=> alloc_cpumask_var: failed!\n");
@@ -119,6 +113,12 @@ bool alloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node)
 }
 EXPORT_SYMBOL(alloc_cpumask_var_node);
 
+bool zalloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node)
+{
+       return alloc_cpumask_var_node(mask, flags | __GFP_ZERO, node);
+}
+EXPORT_SYMBOL(zalloc_cpumask_var_node);
+
 /**
  * alloc_cpumask_var - allocate a struct cpumask
  * @mask: pointer to cpumask_var_t where the cpumask is returned
@@ -135,6 +135,12 @@ bool alloc_cpumask_var(cpumask_var_t *mask, gfp_t flags)
 }
 EXPORT_SYMBOL(alloc_cpumask_var);
 
+bool zalloc_cpumask_var(cpumask_var_t *mask, gfp_t flags)
+{
+       return alloc_cpumask_var(mask, flags | __GFP_ZERO);
+}
+EXPORT_SYMBOL(zalloc_cpumask_var);
+
 /**
  * alloc_bootmem_cpumask_var - allocate a struct cpumask from the bootmem arena.
  * @mask: pointer to cpumask_var_t where the cpumask is returned