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| author | Frederic Weisbecker <frederic@kernel.org> | 2024-08-07 19:02:08 +0300 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2024-12-09 22:19:48 +0300 |
| commit | 135eef38d7e081303fd9cdb982b37fcad32f9be0 (patch) | |
| tree | 5e85ffd7de5f0a043834b997c228cc9aeb3c8ffb | |
| parent | fac04efc5c793dccbd07e2d59af9f90b7fc0dca4 (diff) | |
| download | linux-135eef38d7e081303fd9cdb982b37fcad32f9be0.tar.xz | |
x86/resctrl: Use kthread_run_on_cpu()
Use the proper API instead of open coding it.
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Acked-by: Reinette Chatre <reinette.chatre@intel.com>
Link: https://lore.kernel.org/r/20240807160228.26206-3-frederic@kernel.org
| -rw-r--r-- | arch/x86/kernel/cpu/resctrl/pseudo_lock.c | 28 |
1 files changed, 8 insertions, 20 deletions
diff --git a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c index 972e6b6b0481..6c60c16a9dd0 100644 --- a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c +++ b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c @@ -1205,20 +1205,14 @@ static int pseudo_lock_measure_cycles(struct rdtgroup *rdtgrp, int sel) plr->cpu = cpu; if (sel == 1) - thread = kthread_create_on_node(measure_cycles_lat_fn, plr, - cpu_to_node(cpu), - "pseudo_lock_measure/%u", - cpu); + thread = kthread_run_on_cpu(measure_cycles_lat_fn, plr, + cpu, "pseudo_lock_measure/%u"); else if (sel == 2) - thread = kthread_create_on_node(measure_l2_residency, plr, - cpu_to_node(cpu), - "pseudo_lock_measure/%u", - cpu); + thread = kthread_run_on_cpu(measure_l2_residency, plr, + cpu, "pseudo_lock_measure/%u"); else if (sel == 3) - thread = kthread_create_on_node(measure_l3_residency, plr, - cpu_to_node(cpu), - "pseudo_lock_measure/%u", - cpu); + thread = kthread_run_on_cpu(measure_l3_residency, plr, + cpu, "pseudo_lock_measure/%u"); else goto out; @@ -1226,8 +1220,6 @@ static int pseudo_lock_measure_cycles(struct rdtgroup *rdtgrp, int sel) ret = PTR_ERR(thread); goto out; } - kthread_bind(thread, cpu); - wake_up_process(thread); ret = wait_event_interruptible(plr->lock_thread_wq, plr->thread_done == 1); @@ -1315,18 +1307,14 @@ int rdtgroup_pseudo_lock_create(struct rdtgroup *rdtgrp) plr->thread_done = 0; - thread = kthread_create_on_node(pseudo_lock_fn, rdtgrp, - cpu_to_node(plr->cpu), - "pseudo_lock/%u", plr->cpu); + thread = kthread_run_on_cpu(pseudo_lock_fn, rdtgrp, + plr->cpu, "pseudo_lock/%u"); if (IS_ERR(thread)) { ret = PTR_ERR(thread); rdt_last_cmd_printf("Locking thread returned error %d\n", ret); goto out_cstates; } - kthread_bind(thread, plr->cpu); - wake_up_process(thread); - ret = wait_event_interruptible(plr->lock_thread_wq, plr->thread_done == 1); if (ret < 0) { |