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authorJiang Liu <jiang.liu@linux.intel.com>2015-06-04 06:13:20 +0200
committerThomas Gleixner <tglx@linutronix.de>2015-07-11 23:14:27 +0200
commit5b29264c659c31bada65582005d99adb3bb41fea (patch)
tree06ccb678916ef74680376148541938706090bf0a /drivers/irqchip/irq-sunxi-nmi.c
parentirqchip/mips-gic: Use access helper irq_data_get_affinity_mask() (diff)
downloadlinux-5b29264c659c31bada65582005d99adb3bb41fea.tar.xz
linux-5b29264c659c31bada65582005d99adb3bb41fea.zip
irqchip: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc
Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we already have a pointer to corresponding irq_desc. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Tony Luck <tony.luck@intel.com> Cc: linux-arm-kernel@lists.infradead.org Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Kukjin Kim <kgene@kernel.org> Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com> Cc: Maxime Ripard <maxime.ripard@free-electrons.com> Link: http://lkml.kernel.org/r/1433391238-19471-11-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/irqchip/irq-sunxi-nmi.c')
-rw-r--r--drivers/irqchip/irq-sunxi-nmi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c
index 9186a113ed1b..772a82cacbf7 100644
--- a/drivers/irqchip/irq-sunxi-nmi.c
+++ b/drivers/irqchip/irq-sunxi-nmi.c
@@ -61,7 +61,7 @@ static inline u32 sunxi_sc_nmi_read(struct irq_chip_generic *gc, u32 off)
static void sunxi_sc_nmi_handle_irq(unsigned int irq, struct irq_desc *desc)
{
struct irq_domain *domain = irq_desc_get_handler_data(desc);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned int virq = irq_find_mapping(domain, 0);
chained_irq_enter(chip, desc);