[PATCH] uml: fix a couple of warnings

Eliminate an unused variable warning in ptrace.c and a size mismatch warning
by adding a cast to __pa.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Jeff Dike
2005-05-28 15:51:53 -07:00
committed by Linus Torvalds
parent 226d97ec3e
commit b9e0d0696c
2 changed files with 10 additions and 17 deletions

View File

@@ -98,7 +98,13 @@ extern unsigned long uml_physmem;
extern unsigned long to_phys(void *virt);
extern void *to_virt(unsigned long phys);
#define __pa(virt) to_phys((void *) virt)
/* Cast to unsigned long before casting to void * to avoid a warning from
* mmap_kmem about cutting a long long down to a void *. Not sure that
* casting is the right thing, but 32-bit UML can't have 64-bit virtual
* addresses
*/
#define __pa(virt) to_phys((void *) (unsigned long) virt)
#define __va(phys) to_virt((unsigned long) phys)
#define page_to_pfn(page) ((page) - mem_map)