X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=mm%2Fvmalloc.c;h=9f909622a25eb9f5ac3f5489465d18c02d961c24;hp=6b8889da69a60612301c2bd26244ae0f3e1e1966;hb=0fc0531e0a2174377a86fd6953ecaa00287d8f70;hpb=053d8f6622701f849fda2ca2c9ae596c13599ba9

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 6b8889da69a6..9f909622a25e 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -516,6 +516,15 @@ static atomic_t vmap_lazy_nr = ATOMIC_INIT(0);
 /* for per-CPU blocks */
 static void purge_fragmented_blocks_allcpus(void);
 
+/*
+ * called before a call to iounmap() if the caller wants vm_area_struct's
+ * immediately freed.
+ */
+void set_iounmap_nonlazy(void)
+{
+	atomic_set(&vmap_lazy_nr, lazy_max_pages()+1);
+}
+
 /*
  * Purges all lazily-freed vmap areas.
  *
@@ -2056,6 +2065,7 @@ void free_vm_area(struct vm_struct *area)
 }
 EXPORT_SYMBOL_GPL(free_vm_area);
 
+#ifdef CONFIG_SMP
 static struct vmap_area *node_to_va(struct rb_node *n)
 {
 	return n ? rb_entry(n, struct vmap_area, rb_node) : NULL;
@@ -2336,6 +2346,7 @@ void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms)
 		free_vm_area(vms[i]);
 	kfree(vms);
 }
+#endif	/* CONFIG_SMP */
 
 #ifdef CONFIG_PROC_FS
 static void *s_start(struct seq_file *m, loff_t *pos)