X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=mm%2Fvmalloc.c;h=13c3d82968ae2a1e363dcc16e47474a716c5952d;hb=13e4b57f6a4e23ceb99794a650d777e74831f4a6;hp=67b358e57ef67af05279196408c6c0bc430180c3;hpb=64e47488c913ac704d465a6af86a26786d1412a5;p=linux-2.6

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 67b358e57e..13c3d82968 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -332,9 +332,10 @@ void __vunmap(void *addr, int deallocate_pages)
  *	@addr:		memory base address
  *
  *	Free the virtually contiguous memory area starting at @addr, as
- *	obtained from vmalloc(), vmalloc_32() or __vmalloc().
+ *	obtained from vmalloc(), vmalloc_32() or __vmalloc(). If @addr is
+ *	NULL, no operation is performed.
  *
- *	May not be called in interrupt context.
+ *	Must not be called in interrupt context.
  */
 void vfree(void *addr)
 {
@@ -352,7 +353,7 @@ EXPORT_SYMBOL(vfree);
  *	Free the virtually contiguous memory area starting at @addr,
  *	which was created from the page array passed to vmap().
  *
- *	May not be called in interrupt context.
+ *	Must not be called in interrupt context.
  */
 void vunmap(void *addr)
 {