Commit-ID: 43564bd97d0e6182bbd43b51b33254c728832551
Gitweb: http://git.kernel.org/tip/43564bd97d0e6182bbd43b51b33254c728832551
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Tue, 20 Jun 2017 01:37:22 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
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@xxxxxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Keith Busch <keith.busch@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Link: http://lkml.kernel.org/r/20170619235444.928501004@xxxxxxxxxxxxx
---
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
/**
--
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