linux-kernel - [PATCH V1 05/10] irqchip, gicv3, its: Mark its_init() and its children as _

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Date:	Thu, 15 Oct 2015 16:05:14 +0200
From:	Tomasz Nowicki <tn@...ihalf.com>
To:	marc.zyngier@....com, tglx@...utronix.de, jason@...edaemon.net,
	rjw@...ysocki.net, lorenzo.pieralisi@....com,
	robert.richter@...iumnetworks.com
Cc:	will.deacon@....com, Catalin.Marinas@....com,
	hanjun.guo@...aro.org, graeme.gregory@...aro.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org, ddaney.cavm@...il.com,
	Suravee.Suthikulpanit@....com, Tomasz Nowicki <tn@...ihalf.com>
Subject: [PATCH V1 05/10] irqchip, gicv3, its: Mark its_init() and its children as __init

gicv3_init_bases() is the only caller for its_init(),
also it is a __init function, so mark its_init() as __init too,
then recursively mark the functions called as __init.

This will help to introduce ITS initialization using ACPI tables as
we will use acpi_table_parse_entries family functions there which
belong to __init section as well.

Signed-off-by: Hanjun Guo <hanjun.guo@...aro.org>
Signed-off-by: Tomasz Nowicki <tn@...ihalf.com>
---
 drivers/irqchip/irq-gic-v3-its.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 9640e4d..7a1a682 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -666,7 +666,7 @@ static int its_chunk_to_lpi(int chunk)
 	return (chunk << IRQS_PER_CHUNK_SHIFT) + 8192;
 }
 
-static int its_lpi_init(u32 id_bits)
+static int __init its_lpi_init(u32 id_bits)
 {
 	lpi_chunks = its_lpi_to_chunk(1UL << id_bits);
 
@@ -1373,7 +1373,8 @@ static int its_force_quiescent(void __iomem *base)
 	}
 }
 
-static int its_probe(struct device_node *node, struct irq_domain *parent)
+static int __init its_probe(struct device_node *node,
+			    struct irq_domain *parent)
 {
 	struct resource res;
 	struct its_node *its;
@@ -1532,7 +1533,7 @@ static struct of_device_id its_device_id[] = {
 	{},
 };
 
-int its_init(struct device_node *node, struct rdists *rdists,
+int __init its_init(struct device_node *node, struct rdists *rdists,
 	     struct irq_domain *parent_domain)
 {
 	struct device_node *np;
-- 
1.9.1

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