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authorMarco Crivellari <marco.crivellari@suse.com>2025-10-29 17:56:41 +0100
committerKarol Wachowski <karol.wachowski@linux.intel.com>2025-10-30 08:40:34 +0100
commit7b1a70c33d7d4b8273d7d78b2a82809eb905d50c (patch)
tree4a92decb962f491bd5816d344e625fe0988ccdf2 /drivers/accel
parent3eae82503f4fb24e36fc06f6827b8360678c2555 (diff)
accel/ivpu: replace use of system_unbound_wq with system_dfl_wq
Currently if a user enqueue a work item using schedule_delayed_work() the used wq is "system_wq" (per-cpu wq) while queue_delayed_work() use WORK_CPU_UNBOUND (used when a cpu is not specified). The same applies to schedule_work() that is using system_wq and queue_work(), that makes use again of WORK_CPU_UNBOUND. This lack of consistency cannot be addressed without refactoring the API. system_unbound_wq should be the default workqueue so as not to enforce locality constraints for random work whenever it's not required. Adding system_dfl_wq to encourage its use when unbound work should be used. The old system_unbound_wq will be kept for a few release cycles. Suggested-by: Tejun Heo <tj@kernel.org> Signed-off-by: Marco Crivellari <marco.crivellari@suse.com> Signed-off-by: Karol Wachowski <karol.wachowski@linux.intel.com> Link: https://patch.msgid.link/20251029165642.364488-2-marco.crivellari@suse.com
Diffstat (limited to 'drivers/accel')
-rw-r--r--drivers/accel/ivpu/ivpu_pm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c
index fe6f93af6ab0..b8ec6bf87f58 100644
--- a/drivers/accel/ivpu/ivpu_pm.c
+++ b/drivers/accel/ivpu/ivpu_pm.c
@@ -186,7 +186,7 @@ void ivpu_pm_trigger_recovery(struct ivpu_device *vdev, const char *reason)
if (atomic_cmpxchg(&vdev->pm->reset_pending, 0, 1) == 0) {
ivpu_hw_diagnose_failure(vdev);
ivpu_hw_irq_disable(vdev); /* Disable IRQ early to protect from IRQ storm */
- queue_work(system_unbound_wq, &vdev->pm->recovery_work);
+ queue_work(system_dfl_wq, &vdev->pm->recovery_work);
}
}