From: Linus Torvalds Date: Tue, 16 Aug 2005 00:40:46 +0000 (-0700) Subject: um: fix __pa/__va macro expansion problem X-Git-Tag: firefly_0821_release~42337 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=75cd968ab251ac84dd3a5dc252af7036dc4a64f4;p=firefly-linux-kernel-4.4.55.git um: fix __pa/__va macro expansion problem Proper parentheses around arguments needed, especially as the macros use a high-precedence cast operator on the argument. --- diff --git a/include/asm-um/page.h b/include/asm-um/page.h index 5afee8a8cdf3..f58aedadeb4e 100644 --- a/include/asm-um/page.h +++ b/include/asm-um/page.h @@ -104,8 +104,8 @@ extern void *to_virt(unsigned long phys); * 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 __pa(virt) to_phys((void *) (unsigned long) (virt)) +#define __va(phys) to_virt((unsigned long) (phys)) #define page_to_pfn(page) ((page) - mem_map) #define pfn_to_page(pfn) (mem_map + (pfn))