Messages in this thread Patch in this message | | | Subject | [PATCH] numa x86_64 use generic percpu var numa_node_id implementation fix3 [was Re: mmotm 2010-05-14-13-33 uploaded] | From | Lee Schermerhorn <> | Date | Mon, 17 May 2010 21:46:50 -0400 |
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On Sun, 2010-05-16 at 16:37 -0700, Randy Dunlap wrote: > include/linux/topology.h:248: error: implicit declaration of function 'cpu_to_node' > > > config attached.
Hmmm, i386 NUMA.
With the following patch, your config builds correctly. !NUMA i386 still builds, as well.
Lee
Fix i386 numa build: define cpu_to_node() stub same as early_cpu_to_node() for i386 numa builds. Just return node from cpu_to_node_map[].
Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com>
arch/x86/include/asm/topology.h | 4 +++- 1 files changed, 3 insertions(+), 1 deletion(-)
Index: linux-2.6.34-rc7-mmotm-100514-1333/arch/x86/include/asm/topology.h =================================================================== --- linux-2.6.34-rc7-mmotm-100514-1333.orig/arch/x86/include/asm/topology.h 2010-05-17 08:40:47.000000000 -0400 +++ linux-2.6.34-rc7-mmotm-100514-1333/arch/x86/include/asm/topology.h 2010-05-17 10:49:08.000000000 -0400 @@ -53,10 +53,12 @@ extern int cpu_to_node_map[]; /* Returns the number of the node containing CPU 'cpu' */ -static inline int early_cpu_to_node(int cpu) +static inline int __cpu_to_node(int cpu) { return cpu_to_node_map[cpu]; } +#define early_cpu_to_node __cpu_to_node +#define cpu_to_node __cpu_to_node #else /* CONFIG_X86_64 */
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