John Reiser noticed that a physical memory region was being mapped twice.
This patch fixes that, and it inlines the responsible function, as
that had only one caller.
Cc: John Reiser <[email protected]>
Signed-off-by: Jeff Dike <[email protected]>
---
arch/um/kernel/mem.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
Index: linux-2.6.22/arch/um/kernel/mem.c
===================================================================
--- linux-2.6.22.orig/arch/um/kernel/mem.c 2008-01-02 11:44:36.000000000 -0500
+++ linux-2.6.22/arch/um/kernel/mem.c 2008-01-02 12:08:45.000000000 -0500
@@ -36,11 +36,6 @@ int kmalloc_ok = 0;
/* Used during early boot */
static unsigned long brk_end;
-static void map_cb(void *unused)
-{
- map_memory(brk_end, __pa(brk_end), uml_reserved - brk_end, 1, 1, 0);
-}
-
#ifdef CONFIG_HIGHMEM
static void setup_highmem(unsigned long highmem_start,
unsigned long highmem_len)
@@ -68,8 +63,7 @@ void __init mem_init(void)
* to be turned on.
*/
brk_end = (unsigned long) UML_ROUND_UP(sbrk(0));
- map_cb(NULL);
- initial_thread_cb(map_cb, NULL);
+ map_memory(brk_end, __pa(brk_end), uml_reserved - brk_end, 1, 1, 0);
free_bootmem(__pa(brk_end), uml_reserved - brk_end);
uml_reserved = brk_end;