diff options
| author | Tejun Heo <tj@kernel.org> | 2025-09-23 09:03:25 -1000 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2025-09-23 09:03:25 -1000 |
| commit | c8191ee8e64a8c5c021a34e32868f2380965e82b (patch) | |
| tree | 904c7de822725b0c16b54d9b6ce2688986434046 | |
| parent | 340de1f673ceb0ab46470cb19b7c773e3359a3e5 (diff) | |
sched_ext: Use rhashtable_lookup() instead of rhashtable_lookup_fast()
The find_user_dsq() function is called from contexts that are already
under RCU read lock protection. Switch from rhashtable_lookup_fast() to
rhashtable_lookup() to avoid redundant RCU locking.
Acked-by: Andrea Righi <arighi@nvidia.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
| -rw-r--r-- | kernel/sched/ext.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c index f7e17dc0422e..0f17b715461f 100644 --- a/kernel/sched/ext.c +++ b/kernel/sched/ext.c @@ -207,7 +207,7 @@ static struct scx_dispatch_q *find_global_dsq(struct task_struct *p) static struct scx_dispatch_q *find_user_dsq(struct scx_sched *sch, u64 dsq_id) { - return rhashtable_lookup_fast(&sch->dsq_hash, &dsq_id, dsq_hash_params); + return rhashtable_lookup(&sch->dsq_hash, &dsq_id, dsq_hash_params); } /* |