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[Xen-devel] [PATCH v4 10/13] x86/IRQ: drop redundant cpumask_empty() from move_masked_irq()
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- From: Jan Beulich <JBeulich@xxxxxxxx>
- Date: Tue, 16 Jul 2019 07:43:28 +0000
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Tue, 16 Jul 2019 07:45:01 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHVO6oom1TvgiYc9Uinigs089keTA==
- Thread-topic: [PATCH v4 10/13] x86/IRQ: drop redundant cpumask_empty() from move_masked_irq()
The subsequent cpumask_intersects() covers the "empty" case quite fine.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
--- a/xen/arch/x86/irq.c
+++ b/xen/arch/x86/irq.c
@@ -658,9 +658,6 @@ void move_masked_irq(struct irq_desc *de
desc->status &= ~IRQ_MOVE_PENDING;
- if (unlikely(cpumask_empty(pending_mask)))
- return;
-
if (!desc->handler->set_affinity)
return;
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