From cfec4c63f5034160ab4a4654c05dd6241f51b282 Mon Sep 17 00:00:00 2001 From: Jayachandran C Date: Sat, 21 Dec 2013 16:52:17 +0530 Subject: MIPS: Netlogic: Add macro for node present Add macro nlm_node_present() that can be used to check if a node is present in a multi-chip configuration. This can be used even when NUMA is not enabled. Signed-off-by: Jayachandran C Signed-off-by: John Crispin Patchwork: http://patchwork.linux-mips.org/patch/6272/ --- arch/mips/include/asm/mach-netlogic/multi-node.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/mips/include/asm/mach-netlogic/multi-node.h') diff --git a/arch/mips/include/asm/mach-netlogic/multi-node.h b/arch/mips/include/asm/mach-netlogic/multi-node.h index b3d91e0c10dd..beeb36b9f9f8 100644 --- a/arch/mips/include/asm/mach-netlogic/multi-node.h +++ b/arch/mips/include/asm/mach-netlogic/multi-node.h @@ -63,6 +63,8 @@ struct nlm_soc_info { extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES]; #define nlm_get_node(i) (&nlm_nodes[i]) +#define nlm_node_present(n) ((n) >= 0 && (n) < NLM_NR_NODES && \ + nlm_get_node(n)->coremask != 0) #ifdef CONFIG_CPU_XLR #define nlm_current_node() (&nlm_nodes[0]) #else -- cgit