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Subject[PATCH 3/9] irq/manage: remove some unreferenced code
Date
Neither remove_percpu_irq() nor for_each_irq_nr() has any users, so they
can be removed.

Signed-off-by: Pingfan Liu <kernelfans@gmail.com>
Cc: Miguel Ojeda <ojeda@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Tom Rix <trix@redhat.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Bartosz Golaszewski <brgl@bgdev.pl>
Cc: "Cédric Le Goater" <clg@kaod.org>
Cc: llvm@lists.linux.dev
To: linux-kernel@vger.kernel.org
---
.clang-format | 1 -
include/linux/irq.h | 1 -
include/linux/irqnr.h | 3 ---
kernel/irq/manage.c | 15 ---------------
4 files changed, 20 deletions(-)

diff --git a/.clang-format b/.clang-format
index fa959436bcfd..fb161bc8ca1a 100644
--- a/.clang-format
+++ b/.clang-format
@@ -198,7 +198,6 @@ ForEachMacros:
- 'for_each_if'
- 'for_each_iommu'
- 'for_each_ip_tunnel_rcu'
- - 'for_each_irq_nr'
- 'for_each_link_codecs'
- 'for_each_link_cpus'
- 'for_each_link_platforms'
diff --git a/include/linux/irq.h b/include/linux/irq.h
index f92788ccdba2..ec50007decfc 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -603,7 +603,6 @@ enum {

struct irqaction;
extern int setup_percpu_irq(unsigned int irq, struct irqaction *new);
-extern void remove_percpu_irq(unsigned int irq, struct irqaction *act);

#ifdef CONFIG_DEPRECATED_IRQ_CPU_ONOFFLINE
extern void irq_cpu_online(void);
diff --git a/include/linux/irqnr.h b/include/linux/irqnr.h
index 3496baa0b07f..082fe0856e87 100644
--- a/include/linux/irqnr.h
+++ b/include/linux/irqnr.h
@@ -28,7 +28,4 @@ unsigned int irq_get_next_irq(unsigned int offset);
for (irq = irq_get_next_irq(0); irq < nr_irqs; \
irq = irq_get_next_irq(irq + 1))

-#define for_each_irq_nr(irq) \
- for (irq = 0; irq < nr_irqs; irq++)
-
#endif
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index c03f71d5ec10..b7c86be68b58 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -2466,21 +2466,6 @@ static struct irqaction *__free_percpu_irq(unsigned int irq, void __percpu *dev_
return NULL;
}

-/**
- * remove_percpu_irq - free a per-cpu interrupt
- * @irq: Interrupt line to free
- * @act: irqaction for the interrupt
- *
- * Used to remove interrupts statically setup by the early boot process.
- */
-void remove_percpu_irq(unsigned int irq, struct irqaction *act)
-{
- struct irq_desc *desc = irq_to_desc(irq);
-
- if (desc && irq_settings_is_per_cpu_devid(desc))
- __free_percpu_irq(irq, act->percpu_dev_id);
-}
-
/**
* free_percpu_irq - free an interrupt allocated with request_percpu_irq
* @irq: Interrupt line to free
--
2.31.1
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