From: Chen Ridong Date: Sat, 20 Dec 2025 10:15:57 +0000 (+0000) Subject: cpuset: remove dead code in cpuset-v1.c X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=269679bdd17cdd4dc3f1f2448f76554932d7de3f;p=thirdparty%2Fkernel%2Flinux.git cpuset: remove dead code in cpuset-v1.c The commit 6e1d31ce495c ("cpuset: separate generate_sched_domains for v1 and v2") introduced dead code that was originally added for cpuset-v2 partition domain generation. Remove the redundant root_load_balance check. Fixes: 6e1d31ce495c ("cpuset: separate generate_sched_domains for v1 and v2") Reported-by: Dan Carpenter Closes: https://lore.kernel.org/cgroups/9a442808-ed53-4657-988b-882cc0014c0d@huaweicloud.com/T/ Signed-off-by: Chen Ridong Reviewed-by: Waiman Long Signed-off-by: Tejun Heo --- diff --git a/kernel/cgroup/cpuset-v1.c b/kernel/cgroup/cpuset-v1.c index 7303315fdba79..ecfea7800f0dc 100644 --- a/kernel/cgroup/cpuset-v1.c +++ b/kernel/cgroup/cpuset-v1.c @@ -605,7 +605,6 @@ int cpuset1_generate_sched_domains(cpumask_var_t **domains, int ndoms = 0; /* number of sched domains in result */ int nslot; /* next empty doms[] struct cpumask slot */ struct cgroup_subsys_state *pos_css; - bool root_load_balance = is_sched_load_balance(&top_cpuset); int nslot_update; lockdep_assert_cpuset_lock_held(); @@ -615,7 +614,7 @@ int cpuset1_generate_sched_domains(cpumask_var_t **domains, csa = NULL; /* Special case for the 99% of systems with one, full, sched domain */ - if (root_load_balance) { + if (is_sched_load_balance(&top_cpuset)) { ndoms = 1; doms = alloc_sched_domains(ndoms); if (!doms) @@ -638,8 +637,6 @@ int cpuset1_generate_sched_domains(cpumask_var_t **domains, csn = 0; rcu_read_lock(); - if (root_load_balance) - csa[csn++] = &top_cpuset; cpuset_for_each_descendant_pre(cp, pos_css, &top_cpuset) { if (cp == &top_cpuset) continue;