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[2/2] topology: Guard node_reclaim_distance with CONFIFG_NUMA

Message ID 20210226201721.510177-2-palmer@dabbelt.com (mailing list archive)
State New
Headers show
Series [1/2] mm: Guard a use of node_reclaim_distance with CONFIFG_NUMA | expand

Commit Message

Palmer Dabbelt Feb. 26, 2021, 8:17 p.m. UTC
From: Palmer Dabbelt <palmerdabbelt@google.com>

This is only defined (and useful) for CONFIG_NUMA, but isn't
conditionally declared.  This makes users a bit more of a headache to
track down.

Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
 include/linux/topology.h | 2 ++
 1 file changed, 2 insertions(+)
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diff --git a/include/linux/topology.h b/include/linux/topology.h
index 7634cd737061..15f02281bdf0 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -73,7 +73,9 @@  int arch_update_cpu_topology(void);
  * *improves* if allowed to reclaim memory and load balance tasks
  * between NUMA nodes 2-hops apart.
 extern int __read_mostly node_reclaim_distance;