On Mon, Feb 07, 2005 at 05:20:06PM -0800, Linus Torvalds wrote:
> +#define __put_user_8(x, ptr) __asm__ __volatile__("call __put_user_8":"=A"
> (__ret_pu):"0" ((typeof(*(ptr)))(x)), "c" (ptr))
This is not constrained enough. The compiler could choose to put the
return value in edx. You want
__asm__ __volatile__("call __put_user_8":"=a" (__ret_pu)
: "A" ((typeof(*(ptr)))(x)), "c" (ptr))
r~
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