Thread (25 messages) 25 messages, 3 authors, 2021-06-15
STALE1838d
Revisions (3)
  1. rfc [diff vs current]
  2. v2 current
  3. v3 [diff vs current]

[RFC PATCH v2 05/10] genirq: Let purely flow-masked ONESHOT irqs through unmask_threaded_irq()

From: Valentin Schneider <hidden>
Date: 2021-05-25 17:33:39
Also in: lkml
Subsystem: irq subsystem, the rest · Maintainers: Thomas Gleixner, Linus Torvalds

A subsequent patch will let IRQs end up in irq_finalize_oneshot() without
IRQD_IRQ_MASKED, but with IRQD_IRQ_FLOW_MASKED set instead. Let such IRQs
receive their final ->irq_eoi().

Signed-off-by: Valentin Schneider <redacted>
---
 kernel/irq/manage.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index ef30b4762947..e6d6d32ddcbc 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1107,7 +1107,7 @@ static void irq_finalize_oneshot(struct irq_desc *desc,
 	desc->threads_oneshot &= ~action->thread_mask;
 
 	if (!desc->threads_oneshot && !irqd_irq_disabled(&desc->irq_data) &&
-	    irqd_irq_masked(&desc->irq_data))
+	    (irqd_irq_masked(&desc->irq_data) | irqd_irq_flow_masked(&desc->irq_data)))
 		unmask_threaded_irq(desc);
 
 out_unlock:
-- 
2.25.1


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