linux-kernel - [PATCH 06/10] irqbypass: Add a private field in the producer

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Date:   Wed, 24 May 2017 22:13:19 +0200
From:   Eric Auger <eric.auger@...hat.com>
To:     eric.auger.pro@...il.com, eric.auger@...hat.com,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        kvmarm@...ts.cs.columbia.edu, alex.williamson@...hat.com,
        pbonzini@...hat.com, marc.zyngier@....com,
        christoffer.dall@...aro.org
Cc:     drjones@...hat.com, wei@...hat.com
Subject: [PATCH 06/10] irqbypass: Add a private field in the producer

The producer callbacks may need to use a private data
stored in the producer structure.

Signed-off-by: Eric Auger <eric.auger@...hat.com>

---
---
 include/linux/irqbypass.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/irqbypass.h b/include/linux/irqbypass.h
index f0f5d26..7f18f1b 100644
--- a/include/linux/irqbypass.h
+++ b/include/linux/irqbypass.h
@@ -35,6 +35,7 @@ struct irq_bypass_consumer;
  * struct irq_bypass_producer - IRQ bypass producer definition
  * @node: IRQ bypass manager private list management
  * @token: opaque token to match between producer and consumer (non-NULL)
+ * @private: private data that may be used by producer callbacks (optional)
  * @irq: Linux IRQ number for the producer device
  * @add_consumer: Connect the IRQ producer to an IRQ consumer (optional)
  * @del_consumer: Disconnect the IRQ producer from an IRQ consumer (optional)
@@ -48,6 +49,7 @@ struct irq_bypass_consumer;
 struct irq_bypass_producer {
 	struct list_head node;
 	void *token;
+	void *private;
 	int irq;
 	int (*add_consumer)(struct irq_bypass_producer *,
 			    struct irq_bypass_consumer *);
-- 
2.5.5