On Mon, 24 Sep 2007 12:10:09 +0200 Mike Galbraith <efault@gmx.de> wrote:


quoted text
> @@ -117,7 +117,7 @@ static inline struct task_struct *task_o
>  static inline u64
>  max_vruntime(u64 min_vruntime, u64 vruntime)
>  {
> -	if ((vruntime > min_vruntime) ||
> +	if (((s64)vruntime > (s64)min_vruntime) ||
>  	    (min_vruntime > (1ULL << 61) && vruntime < (1ULL << 50)))
>  		min_vruntime = vruntime;
>  

how about something like:

 s64 delta = (s64)(vruntime - min_vruntime);
 if (delta > 0)
  min_vruntime += delta;

That would rid us of most of the funny conditionals there.
-
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