Re: 2.5.23 won't compile

[Adrian Bunk]

On Thu, 20 Jun 2002, Felipe Alfaro Solana wrote:

>   _Summary_
>
>     Can't get linux kernel 2.5.23 to compile with success using config
>     options in the attached file "config-2.5.23"
>
> _Full description_
>
>     When trying to compile the kernel using config options in
>     "config-2.5.13", I get the following erros during a "make bzImage":
>
>     make[1]: Entering directory `/usr/src/linux-2.5.23/kernel'
>       gcc -Wp,-MD,./.sched.o.d -D__KERNEL__
>     -I/usr/src/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)
>...

This is a known problem. The following patch is already in Linus' BK
repository:

--- 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

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