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authorPaul Mundt <lethal@linux-sh.org>2007-06-06 17:52:19 +0900
committerPaul Mundt <lethal@hera.kernel.org>2007-06-08 02:43:49 +0000
commitb241cb0c885e55839fb0f93c6a4539c5416cc39f (patch)
treedc12c8df833820d642b22d4a5f556602c3832dde /include/asm-sh/topology.h
parent07cbb41b5308b92f29649254ff755e48ea60e24c (diff)
sh: Support for multiple nodes.
This adds basic support for multiple nodes on SH machines. This is primarily useful for boards with many different memory blocks that are otherwise unused (SH7722/SH7785 URAM and so forth). Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/topology.h')
-rw-r--r--include/asm-sh/topology.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/include/asm-sh/topology.h b/include/asm-sh/topology.h
index cff001c316fe..f402a3b1cfa4 100644
--- a/include/asm-sh/topology.h
+++ b/include/asm-sh/topology.h
@@ -1,6 +1,36 @@
#ifndef _ASM_SH_TOPOLOGY_H
#define _ASM_SH_TOPOLOGY_H
+#ifdef CONFIG_NUMA
+
+/* sched_domains SD_NODE_INIT for sh machines */
+#define SD_NODE_INIT (struct sched_domain) { \
+ .span = CPU_MASK_NONE, \
+ .parent = NULL, \
+ .child = NULL, \
+ .groups = NULL, \
+ .min_interval = 8, \
+ .max_interval = 32, \
+ .busy_factor = 32, \
+ .imbalance_pct = 125, \
+ .cache_nice_tries = 2, \
+ .busy_idx = 3, \
+ .idle_idx = 2, \
+ .newidle_idx = 0, \
+ .wake_idx = 1, \
+ .forkexec_idx = 1, \
+ .flags = SD_LOAD_BALANCE \
+ | SD_BALANCE_FORK \
+ | SD_BALANCE_EXEC \
+ | SD_SERIALIZE \
+ | SD_WAKE_BALANCE, \
+ .last_balance = jiffies, \
+ .balance_interval = 1, \
+ .nr_balance_failed = 0, \
+}
+
+#endif
+
#include <asm-generic/topology.h>
#endif /* _ASM_SH_TOPOLOGY_H */