Commit-ID: 8ac2a1704a9f315d490ca1050b8fe8367644e675
Gitweb: http://git.kernel.org/tip/8ac2a1704a9f315d490ca1050b8fe8367644e675
Author: Robert Richter <rrichter@xxxxxxxxxx>
AuthorDate: Mon, 21 Sep 2015 22:58:39 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Tue, 29 Sep 2015 10:10:54 +0200
irqchip/gicv3-its: Use new jump label API
Use newly introduced jump label API.
Make this a separate patch for easier backporting to older kernels of
the errata patch set.
Signed-off-by: Robert Richter <rrichter@xxxxxxxxxx>
Reviewed-by: Marc Zygnier <marc.zyngier@xxxxxxx>
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Tirumalesh Chalamarla <tchalamarla@xxxxxxxxxx>
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1442869119-1814-7-git-send-email-rric@xxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
drivers/irqchip/irq-gic-v3.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index eecec71..149e3c6 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -139,11 +139,11 @@ static u64 gic_read_iar_cavium_thunderx(void)
return irqstat;
}
-static struct static_key is_cavium_thunderx = STATIC_KEY_INIT_FALSE;
+static DEFINE_STATIC_KEY_FALSE(is_cavium_thunderx);
static u64 __maybe_unused gic_read_iar(void)
{
- if (static_key_false(&is_cavium_thunderx))
+ if (static_branch_unlikely(&is_cavium_thunderx))
return gic_read_iar_cavium_thunderx();
else
return gic_read_iar_common();
@@ -871,7 +871,7 @@ static const struct irq_domain_ops gic_irq_domain_ops = {
static void gicv3_enable_quirks(void)
{
if (cpus_have_cap(ARM64_WORKAROUND_CAVIUM_23154))
- static_key_slow_inc(&is_cavium_thunderx);
+ static_branch_enable(&is_cavium_thunderx);
}
static int __init gic_of_init(struct device_node *node, struct device_node *parent)
--
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