sched: Allow SD_NODES_PER_DOMAIN to be overridden

We want to override the default value of SD_NODES_PER_DOMAIN on ppc64, so move it into linux/topology.h. Signed-off-by: Anton Blanchard <anton@samba.org> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
git-mirror · Sep 20, 2011 · 590e4d8 · 590e4d8
1 parent a200d8e
commit 590e4d8
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/include/linux/topology.h b/include/linux/topology.h
@@ -201,6 +201,10 @@ int arch_update_cpu_topology(void);
 	.balance_interval	= 64,					\
 }
 
+#ifndef SD_NODES_PER_DOMAIN
+#define SD_NODES_PER_DOMAIN 16
+#endif
+
 #ifdef CONFIG_SCHED_BOOK
 #ifndef SD_BOOK_INIT
 #error Please define an appropriate SD_BOOK_INIT in include/asm/topology.h!!!

diff --git a/kernel/sched.c b/kernel/sched.c
@@ -6947,8 +6947,6 @@ static int __init isolated_cpu_setup(char *str)
 
 __setup("isolcpus=", isolated_cpu_setup);
 
-#define SD_NODES_PER_DOMAIN 16
-
 #ifdef CONFIG_NUMA
 
 /**
-Original file line number
+Diff line change
@@ Expand Up / @@ -6947,8 +6947,6 @@ static int __init isolated_cpu_setup(char *str) @@
     __setup("isolcpus=", isolated_cpu_setup);
-    #define SD_NODES_PER_DOMAIN 16
     #ifdef CONFIG_NUMA
     /**
@@ Expand Down @@