Messages in this thread Patch in this message | | | Date | Tue, 13 Nov 2001 16:28:18 -0500 | From | Benjamin LaHaise <> | Subject | Re: Uniprocessor Compile error: 2.4.15-pre4 (-tr) in kernel.o (cpu_init()) - Works with SMP |
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On Wed, Nov 14, 2001 at 07:44:59AM +1100, Ben Ryan wrote: ... > SMP compile succeeded. (albeit with lots of warnings on 'pure')
Which version of gcc? 2.95? I guess the pure attribute needs to be made a compiler.h thing.
> It seems cpucount is only defined when SMP is compiled in, I guess cpucount > hasn't been set to 1 in uniprocessor build, breaking non-smp builds? > How can I hardcode that into setup.c? I know little of C, so if someone could > point out a line of code to set this (diff even?) :)
This will fix the link error by moving cpucount into setup.c. Cheers,
-ben
diff -ur tr-2.4.15-pre4/arch/i386/kernel/setup.c tr.prev/arch/i386/kernel/setup.c --- tr-2.4.15-pre4/arch/i386/kernel/setup.c Tue Nov 13 16:25:33 2001 +++ tr.prev/arch/i386/kernel/setup.c Tue Nov 13 15:00:40 2001 @@ -2807,7 +2807,7 @@ }; unsigned long cpu_initialized __initdata = 0; -int cpucount; +extern int cpucount; /* * cpu_init() initializes state that is per-CPU. Some data is already diff -ur tr-2.4.15-pre4/arch/i386/kernel/smpboot.c tr.prev/arch/i386/kernel/smpboot.c --- tr-2.4.15-pre4/arch/i386/kernel/smpboot.c Tue Nov 13 16:25:46 2001 +++ tr.prev/arch/i386/kernel/smpboot.c Tue Nov 13 15:00:40 2001 @@ -443,7 +443,7 @@ synchronize_tsc_ap(); } -extern int cpucount; +int cpucount; extern int cpu_idle(void); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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