Re: 2.6.22-rc1-mm1

["H. Peter Anvin" <hpa@zytor.com>]

Andy Whitcroft wrote:
> Getting this on both x86 and x86_64 boxes, they are the older boxen so
> likely older compilers:

Please give the gcc version number.

>   CC      arch/x86_64/boot/memory.o
> arch/i386/boot/memory.c: In function `detect_memory':
> arch/i386/boot/memory.c:32: error: can't find a register in class `DREG'
> while reloading `asm'
> 
> Seems to come from git-netsetup, but that tree isn't pulled into your
> git version of -mm so I can't be more specific.

Does the following patch work for you?

	-hpa

diff --git a/arch/i386/boot/memory.c b/arch/i386/boot/memory.c
index 8a82aa9..d7b250b 100644
--- a/arch/i386/boot/memory.c
+++ b/arch/i386/boot/memory.c
@@ -30,7 +30,7 @@ static int detect_memory_e820(void)
 		size = sizeof(struct e820entry);
 		id = SMAP;
 		asm("int $0x15; setc %0"
-		    : "=dm" (err), "+b" (next), "+d" (id), "+c" (size),
+		    : "=am" (err), "+b" (next), "+d" (id), "+c" (size),
 		      "=m" (*desc)
 		    : "D" (desc), "a" (0xe820));