s390/numa: set node distance to LOCAL_DISTANCE
authorAlexander Gordeev <agordeev@linux.ibm.com>
Tue, 4 Aug 2020 18:35:49 +0000 (20:35 +0200)
committerHeiko Carstens <hca@linux.ibm.com>
Tue, 11 Aug 2020 16:16:35 +0000 (18:16 +0200)
The node distance is hardcoded to 0, which causes a trouble
for some user-level applications. In particular, "libnuma"
expects the distance of a node to itself as LOCAL_DISTANCE.
This update removes the offending node distance override.

Cc: <stable@vger.kernel.org> # 4.4
Fixes: 3a368f742da1 ("s390/numa: add core infrastructure")
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
arch/s390/include/asm/topology.h

index fbb507504a3bbcbc1b5558b220ba319e216bbc7e..3a0ac0c7a9a39b030e316f7074e38793146b93ed 100644 (file)
@@ -86,12 +86,6 @@ static inline const struct cpumask *cpumask_of_node(int node)
 
 #define pcibus_to_node(bus) __pcibus_to_node(bus)
 
-#define node_distance(a, b) __node_distance(a, b)
-static inline int __node_distance(int a, int b)
-{
-       return 0;
-}
-
 #else /* !CONFIG_NUMA */
 
 #define numa_node_id numa_node_id