* Luiz Fernando N. Capitulino <[email protected]> wrote:
> Hmm, I'm getting this while compiling:
>
> """
> LD .tmp_vmlinux1
> kernel/built-in.o: In function `rq_clock':
> /home/lcapitulino/src/kernels/upstream/linux-2.6-cfs/kernel/sched.c:321: undefined reference to `cpu_of'
> /home/lcapitulino/src/kernels/upstream/linux-2.6-cfs/kernel/sched.c:321: undefined reference to `cpu_of'
oops :-) That was due to !CONFIG_SMP.
> Patch follows, only compile tested, hope it helps.
Thanks! I fixed it in a slightly different way: moved the cpu_of() thing
outside of the #ifdef CONFIG_SMP section, as per the patch below. I've
updated the -v17 patches with this minimal fix and have verified that
the !CONFIG_SMP kernel boots and works fine.
Ingo
--------------->
Index: linux-cfs-2.6.22-rc4.q/kernel/sched.c
===================================================================
--- linux-cfs-2.6.22-rc4.q.orig/kernel/sched.c
+++ linux-cfs-2.6.22-rc4.q/kernel/sched.c
@@ -248,6 +249,15 @@ static unsigned int static_prio_timeslic
return SCALE_PRIO(DEF_TIMESLICE, static_prio);
}
+static inline int cpu_of(struct rq *rq)
+{
+#ifdef CONFIG_SMP
+ return rq->cpu;
+#else
+ return 0;
+#endif
+}
+
#ifdef CONFIG_SMP
/*
* Divide a load by a sched group cpu_power : (load / sg->__cpu_power)
@@ -258,15 +268,6 @@ static inline u32 sg_div_cpu_power(const
return reciprocal_divide(load, sg->reciprocal_cpu_power);
}
-static inline int cpu_of(struct rq *rq)
-{
-#ifdef CONFIG_SMP
- return rq->cpu;
-#else
- return 0;
-#endif
-}
-
/*
* Each time a sched group cpu_power is changed,
* we must compute its reciprocal value
-
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