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[3/5] sched_ext: idle: introduce SCX_PICK_IDLE_IN_NODE

Message ID 20250206202109.384179-4-arighi@nvidia.com (mailing list archive)
State Not Applicable
Headers show
Series [1/5] sched/topology: Introduce for_each_numa_node() iterator | expand

Checks

Context Check Description
netdev/tree_selection success Not a local patch

Commit Message

Andrea Righi Feb. 6, 2025, 8:15 p.m. UTC 
Introduce a new flag to restrict the selection of an idle CPU to a
single specific NUMA node.

Signed-off-by: Andrea Righi <arighi@nvidia.com>
---
 kernel/sched/ext.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c
index 0063a646124bc..8dbe22167c158 100644
--- a/kernel/sched/ext.c
+++ b/kernel/sched/ext.c
@@ -775,6 +775,7 @@  enum scx_deq_flags {
 
 enum scx_pick_idle_cpu_flags {
 	SCX_PICK_IDLE_CORE	= 1LLU << 0,	/* pick a CPU whose SMT siblings are also idle */
+	SCX_PICK_IDLE_IN_NODE	= 1LLU << 1,	/* pick a CPU in the same target NUMA node */
 };
 
 enum scx_kick_flags {