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sched: add arch_update_cpu_topology hook.

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Will be called each time the scheduling domains are rebuild.
Needed for architectures that don't have a static cpu topology.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Heiko Carstens 2008-03-12 18:31:59 +01:00 • committed by Ingo Molnar
commit 22e52b072d
2 changed files with 7 additions and 0 deletions
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2
include/linux/topology.h
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@ -50,6 +50,8 @@
for_each_online_node(node) \
if (nr_cpus_node(node))
void arch_update_cpu_topology(void);
/* Conform to ACPI 2.0 SLIT distance definitions */
#define LOCAL_DISTANCE 10
#define REMOTE_DISTANCE 20