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authorGravatar Ingo Molnar <mingo@kernel.org> 2024-03-25 11:32:29 +0100
committerGravatar Ingo Molnar <mingo@kernel.org> 2024-03-25 11:32:29 +0100
commitf4566a1e73957800df75a3dd2dccee8a4697f327 (patch)
treeb043b875228c0b25988af66c680d60cae69d761d /kernel/sched/fair.c
parentsched/fair: Fix typos in comments (diff)
parentLinux 6.9-rc1 (diff)
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Merge tag 'v6.9-rc1' into sched/core, to pick up fixes and to refresh the branch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/fair.c')
-rw-r--r--kernel/sched/fair.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index c8e50fbac345..e8270e2e15cb 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1831,6 +1831,12 @@ bool should_numa_migrate_memory(struct task_struct *p, struct folio *folio,
int last_cpupid, this_cpupid;
/*
+ * Cannot migrate to memoryless nodes.
+ */
+ if (!node_state(dst_nid, N_MEMORY))
+ return false;
+
+ /*
* The pages in slow memory node should be migrated according
* to hot/cold instead of private/shared.
*/