On Tue, Sep 25, 2007 at 03:05:53PM -0700, Badari Pulavarty wrote:
> Hi Andy,
>
> One the patch you created in -mm is causing compile warning.
> Here is the fix. Please verify.
>
> Thanks,
> Badari
>
> arch/powerpc/mm/init_64.c: In function `vmemmap_populated':
> arch/powerpc/mm/init_64.c:211: warning: passing arg 1 of `vmemmap_section_start' makes pointer from integer without a cast
>
> vmemmap_section_start() gets called with an argument which is unsigned long.
>
> Signed-off-by: Badari Pulavarty <[email protected]>
Clearly correct.
Acked-by: Andy Whitcroft <[email protected]>
> Index: linux-2.6.23-rc8/arch/powerpc/mm/init_64.c
> ===================================================================
> --- linux-2.6.23-rc8.orig/arch/powerpc/mm/init_64.c 2007-09-25 09:18:13.000000000 -0700
> +++ linux-2.6.23-rc8/arch/powerpc/mm/init_64.c 2007-09-25 14:50:44.000000000 -0700
> @@ -189,10 +189,9 @@ void pgtable_cache_init(void)
> * do this by hand as the proffered address may not be correctly aligned.
> * Subtraction of non-aligned pointers produces undefined results.
> */
> -unsigned long __meminit vmemmap_section_start(struct page *page)
> +unsigned long __meminit vmemmap_section_start(unsigned long page)
> {
> - unsigned long offset = ((unsigned long)page) -
> - ((unsigned long)(vmemmap));
> + unsigned long offset = page - ((unsigned long)(vmemmap));
>
> /* Return the pfn of the start of the section. */
> return (offset / sizeof(struct page)) & PAGE_SECTION_MASK;
-apw
-
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