Re: Build problem in sched.c in 2.5.23

Adrian Bunk (bunk@fs.tum.de)
Wed, 19 Jun 2002 10:22:41 +0200 (CEST)


On Wed, 19 Jun 2002, Joseph Pingenot wrote:

> make[1]: Entering directory `/usr/local/src/kernel/linux-2.5.23/kernel'
> gcc -Wp,-MD,./.sched.o.d -D__KERNEL__ -I/usr/local/src/kernel/linux-2.5.23/include -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mpreferred-stack-boundary=2 -march=i686 -nostdinc -iwithprefix include -fno-omit-frame-pointer -DKBUILD_BASENAME=sched -c -o sched.o sched.c
> sched.c: In function `sys_sched_setaffinity':
> sched.c:1332: `cpu_online_map' undeclared (first use in this function)
> sched.c:1332: (Each undeclared identifier is reported only once
> sched.c:1332: for each function it appears in.)
> sched.c: In function `sys_sched_getaffinity':
> sched.c:1391: `cpu_online_map' undeclared (first use in this function)
> make[1]: *** [sched.o] Error 1
> make[1]: Leaving directory `/usr/local/src/kernel/linux-2.5.23/kernel'
> make: *** [kernel] Error 2
>
> Need any more details?

The following patch that is already in Linus' BK repository fixes it:

--- a/include/linux/smp.h Wed Jun 19 00:00:41 2002
+++ b/include/linux/smp.h Wed Jun 19 00:00:41 2002
@@ -86,6 +86,7 @@
#define smp_call_function(func,info,retry,wait) ({ 0; })
static inline void smp_send_reschedule(int cpu) { }
static inline void smp_send_reschedule_all(void) { }
+#define cpu_online_map 1
#define cpu_online(cpu) 1
#define num_online_cpus() 1
#define __per_cpu_data

cu
Adrian

-- 

You only think this is a free country. Like the US the UK spends a lot of time explaining its a free country because its a police state. Alan Cox

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