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authorAnton Blanchard <anton@samba.org>2011-07-24 16:33:13 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-09-20 15:53:21 +1000
commit590e4d857153c5d4cf86052cdfd42cf9b0779841 (patch)
treeb8de0d7c163b81050f8c95f1b59ccbf05aed5d8f /include
parentpowerpc/numa: Enable SD_WAKE_AFFINE in node definition (diff)
downloadlinux-dev-590e4d857153c5d4cf86052cdfd42cf9b0779841.tar.xz
linux-dev-590e4d857153c5d4cf86052cdfd42cf9b0779841.zip
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/topology.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/topology.h b/include/linux/topology.h
index fc839bfa7935..e26db031303b 100644
--- 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!!!