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authorHeiko Carstens <heiko.carstens@de.ibm.com>2010-08-31 10:28:16 +0200
committerIngo Molnar <mingo@elte.hu>2010-09-09 20:41:20 +0200
commit01a08546af311c065f34727787dd0cc8dc0c216f (patch)
tree759d8898d8714b587985433a189070497081828f /include/linux/topology.h
parentf269893c575167447cc9f6d1867e639fb5b6f0c5 (diff)
downloadop-kernel-dev-01a08546af311c065f34727787dd0cc8dc0c216f.zip
op-kernel-dev-01a08546af311c065f34727787dd0cc8dc0c216f.tar.gz
sched: Add book scheduling domain
On top of the SMT and MC scheduling domains this adds the BOOK scheduling domain. This is useful for NUMA like machines which do not have an interface which tells which piece of memory is attached to which node or where the hardware performs striping. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <20100831082844.253053798@de.ibm.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/topology.h')
-rw-r--r--include/linux/topology.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/topology.h b/include/linux/topology.h
index 64e084f..b91a40e 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -201,6 +201,12 @@ int arch_update_cpu_topology(void);
.balance_interval = 64, \
}
+#ifdef CONFIG_SCHED_BOOK
+#ifndef SD_BOOK_INIT
+#error Please define an appropriate SD_BOOK_INIT in include/asm/topology.h!!!
+#endif
+#endif /* CONFIG_SCHED_BOOK */
+
#ifdef CONFIG_NUMA
#ifndef SD_NODE_INIT
#error Please define an appropriate SD_NODE_INIT in include/asm/topology.h!!!
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