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authorTejun Heo <tj@kernel.org>2026-07-21 11:25:14 -1000
committerTejun Heo <tj@kernel.org>2026-07-21 22:27:17 -1000
commit8cc4909134f290fdf0a1848cf3e109d015918f09 (patch)
treed5cf3b2b5b46cf78d31e67306fa112d637725571
parent5f860e647de21269c3b7f03be9d892d6af46b972 (diff)
downloadlinux-8cc4909134f290fdf0a1848cf3e109d015918f09.tar.gz
linux-8cc4909134f290fdf0a1848cf3e109d015918f09.zip
sched_ext: Drop unused scx_cpumask_to_cmask()
scx_cpumask_to_cmask() has no callers. Reviewed-by: Andrea Righi <arighi@nvidia.com> Signed-off-by: Tejun Heo <tj@kernel.org>
-rw-r--r--kernel/sched/ext/cid.c21
-rw-r--r--kernel/sched/ext/cid.h1
2 files changed, 0 insertions, 22 deletions
diff --git a/kernel/sched/ext/cid.c b/kernel/sched/ext/cid.c
index 9dfd242be34f..5f990d95735f 100644
--- a/kernel/sched/ext/cid.c
+++ b/kernel/sched/ext/cid.c
@@ -371,27 +371,6 @@ void scx_cmask_fill(struct scx_cmask *m)
m->bits[nr_words - 1] &= (1ULL << tail_bits) - 1;
}
-/**
- * scx_cpumask_to_cmask - Translate a kernel cpumask into a cmask
- * @src: source cpumask
- * @dst: cmask to write
- *
- * Clear @dst's active range and set the bit for each cid whose cpu is in
- * @src and lies within that range. Out-of-range cids are silently ignored.
- */
-void scx_cpumask_to_cmask(const struct cpumask *src, struct scx_cmask *dst)
-{
- s32 cpu;
-
- scx_cmask_clear(dst);
- for_each_cpu(cpu, src) {
- s32 cid = __scx_cpu_to_cid(cpu);
-
- if (cid >= 0)
- __scx_cmask_set(cid, dst);
- }
-}
-
/*
* Return the index of the largest entry in @counts, or NUMA_NO_NODE if all
* entries are zero. Ties resolve to the lowest index.
diff --git a/kernel/sched/ext/cid.h b/kernel/sched/ext/cid.h
index b36a1a28eac8..470ac9224da4 100644
--- a/kernel/sched/ext/cid.h
+++ b/kernel/sched/ext/cid.h
@@ -68,7 +68,6 @@ bool scx_cmask_intersects(const struct scx_cmask *a, const struct scx_cmask *b);
bool scx_cmask_empty(const struct scx_cmask *m);
s32 scx_cid_init(struct scx_sched *sch);
int scx_cid_kfunc_init(void);
-void scx_cpumask_to_cmask(const struct cpumask *src, struct scx_cmask *dst);
/**
* cid_valid - Verify a cid value, to be used on ops input args