[tip: x86/apic] x86/ioapic: Mark mp_alloc_timer_irq() __init

[tip-bot2 for Thomas Gleixner]

The following commit has been merged into the x86/apic branch of tip:

Commit-ID:     6daceb891d5fd8729f9b4453b35d3d47dab10914
Gitweb:        https://git.kernel.org/tip/6daceb891d5fd8729f9b4453b35d3d47dab10914
Author:        Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate:    Fri, 02 Aug 2024 18:15:36 +02:00
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Wed, 07 Aug 2024 18:13:27 +02:00

x86/ioapic: Mark mp_alloc_timer_irq() __init

Only invoked from check_timer() which is __init too. Cleanup the variable
declaration while at it.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Tested-by: Qiuxu Zhuo <qiuxu.zhuo@xxxxxxxxx>
Tested-by: Breno Leitao <leitao@xxxxxxxxxx>
Reviewed-by: Breno Leitao <leitao@xxxxxxxxxx>
Link: https://lore.kernel.org/all/20240802155440.339321108@xxxxxxxxxxxxx

---
 arch/x86/kernel/apic/io_apic.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index d1ec1dc..30a3af2 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2122,10 +2122,10 @@ static int __init disable_timer_pin_setup(char *arg)
 }
 early_param("disable_timer_pin_1", disable_timer_pin_setup);
 
-static int mp_alloc_timer_irq(int ioapic, int pin)
+static int __init mp_alloc_timer_irq(int ioapic, int pin)
 {
-	int irq = -1;
 	struct irq_domain *domain = mp_ioapic_irqdomain(ioapic);
+	int irq = -1;
 
 	if (domain) {
 		struct irq_alloc_info info;