ia64: Fix setup_per_cpu_areas() compilation error

Fix ia64 build setup_per_cpu_areas() redifinition issue in UP
configuration.  When compiling ia64 kernel in UP configuration, the
following compilation errors are reported:

arch/ia64/kernel/setup.c:860: error: redefinition of 'setup_per_cpu_areas'
include/linux/percpu.h:185: error: previous definition of 'setup_per_cpu_areas' was here

The patch fixes the issue in arch/ia64/kernel/setup.c

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Fenghua Yu 2009-07-13 13:09:43 -07:00 committed by Tejun Heo
parent 023bf6f1b8
commit 872fb6dd6b
1 changed files with 6 additions and 0 deletions

View File

@ -855,11 +855,17 @@ identify_cpu (struct cpuinfo_ia64 *c)
c->unimpl_pa_mask = ~((1L<<63) | ((1L << phys_addr_size) - 1));
}
/*
* In UP configuration, setup_per_cpu_areas() is defined in
* include/linux/percpu.h
*/
#ifdef CONFIG_SMP
void __init
setup_per_cpu_areas (void)
{
/* start_kernel() requires this... */
}
#endif
/*
* Do the following calculations: