linux-kernel - [tip:irq/core] genirq: Rename setup_affinity() to irq_setup

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Date:   Thu, 22 Jun 2017 09:52:01 -0700
From:   tip-bot for Thomas Gleixner <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     tglx@...utronix.de, mingo@...nel.org, marc.zyngier@....com,
        keith.busch@...el.com, axboe@...nel.dk, mpe@...erman.id.au,
        linux-kernel@...r.kernel.org, peterz@...radead.org, hch@....de,
        hpa@...or.com
Subject: [tip:irq/core] genirq: Rename setup_affinity() to
 irq_setup_affinity()

Commit-ID:  43564bd97d0e6182bbd43b51b33254c728832551
Gitweb:     http://git.kernel.org/tip/43564bd97d0e6182bbd43b51b33254c728832551
Author:     Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Tue, 20 Jun 2017 01:37:22 +0200
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Thu, 22 Jun 2017 18:21:14 +0200

genirq: Rename setup_affinity() to irq_setup_affinity()

Rename it with a proper irq_ prefix and make it available for other files
in the core code. Preparatory patch for moving the irq affinity setup
around.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Jens Axboe <axboe@...nel.dk>
Cc: Marc Zyngier <marc.zyngier@....com>
Cc: Michael Ellerman <mpe@...erman.id.au>
Cc: Keith Busch <keith.busch@...el.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Christoph Hellwig <hch@....de>
Link: http://lkml.kernel.org/r/20170619235444.928501004@linutronix.de

---
 kernel/irq/internals.h | 6 ++++++
 kernel/irq/manage.c    | 7 +------
 2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index 33ca838..2d7927d 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -116,6 +116,12 @@ extern void irq_set_thread_affinity(struct irq_desc *desc);
 extern int irq_do_set_affinity(struct irq_data *data,
 			       const struct cpumask *dest, bool force);
 
+#ifdef CONFIG_SMP
+extern int irq_setup_affinity(struct irq_desc *desc);
+#else
+static inline int irq_setup_affinity(struct irq_desc *desc) { return 0; }
+#endif
+
 /* Inline functions for support of irq chips on slow busses */
 static inline void chip_bus_lock(struct irq_desc *desc)
 {
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index e2f20d5..907fb79 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -345,7 +345,7 @@ EXPORT_SYMBOL_GPL(irq_set_affinity_notifier);
 /*
  * Generic version of the affinity autoselector.
  */
-static int irq_setup_affinity(struct irq_desc *desc)
+int irq_setup_affinity(struct irq_desc *desc)
 {
 	struct cpumask *set = irq_default_affinity;
 	int ret, node = irq_desc_get_node(desc);
@@ -404,11 +404,6 @@ int irq_select_affinity_usr(unsigned int irq)
 	raw_spin_unlock_irqrestore(&desc->lock, flags);
 	return ret;
 }
-#else
-static inline int setup_affinity(struct irq_desc *desc)
-{
-	return 0;
-}
 #endif
 
 /**