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| author | Jeff Dike <jdike@addtoit.com> | 2005-05-28 15:51:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-05-28 16:46:11 -0700 |
| commit | b9e0d0696c9e86d4e40b23039feefb8c377cb524 (patch) | |
| tree | 028004d8d06b9d5f8f6202c616a3e6f0063505ee /include/asm-um | |
| parent | 226d97ec3e47b54ecc13f6ea3c300dc6a1b290c3 (diff) | |
| download | lwn-b9e0d0696c9e86d4e40b23039feefb8c377cb524.tar.gz lwn-b9e0d0696c9e86d4e40b23039feefb8c377cb524.zip | |
[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>
Diffstat (limited to 'include/asm-um')
| -rw-r--r-- | include/asm-um/page.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/asm-um/page.h b/include/asm-um/page.h index 504ea8e486b0..5afee8a8cdf3 100644 --- a/include/asm-um/page.h +++ b/include/asm-um/page.h @@ -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) |