mm/vmalloc.c: add vfree comment

Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrew Morton 2013-05-07 16:18:18 -07:00 committed by Linus Torvalds
parent 22ea9c0703
commit c9fcee5132

View File

@ -1522,6 +1522,8 @@ static void __vunmap(const void *addr, int deallocate_pages)
* Must not be called in NMI context (strictly speaking, only if we don't
* have CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG, but making the calling
* conventions for vfree() arch-depenedent would be a really bad idea)
*
* NOTE: assumes that the object at *addr has a size >= sizeof(llist_node)
*
*/
void vfree(const void *addr)