[tip:x86/apic] x86/apic: Make init_legacy_irqs() __init

[tip-bot for Dou Liyang]

Commit-ID:  a884d25f383133c845d23c2cce929ba15994ca62
Gitweb:     http://git.kernel.org/tip/a884d25f383133c845d23c2cce929ba15994ca62
Author:     Dou Liyang <douly.fnst@xxxxxxxxxxxxxx>
AuthorDate: Wed, 21 Jun 2017 18:14:21 +0800
Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Thu, 22 Jun 2017 10:34:41 +0200

x86/apic: Make init_legacy_irqs() __init

This function is only called by arch_early_irq_init(), which is an
__init function, so mark the child function __init as well.

In addition mark it inline for the !CONFIG_X86_IO_APIC case.

Signed-off-by: Dou Liyang <douly.fnst@xxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1498040061-5332-1-git-send-email-douly.fnst@xxxxxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 arch/x86/kernel/apic/vector.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index f3557a1..e66d8e4 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -405,7 +405,7 @@ int __init arch_probe_nr_irqs(void)
 }
 
 #ifdef	CONFIG_X86_IO_APIC
-static void init_legacy_irqs(void)
+static void __init init_legacy_irqs(void)
 {
 	int i, node = cpu_to_node(0);
 	struct apic_chip_data *data;
@@ -424,7 +424,7 @@ static void init_legacy_irqs(void)
 	}
 }
 #else
-static void init_legacy_irqs(void) { }
+static inline void init_legacy_irqs(void) { }
 #endif
 
 int __init arch_early_irq_init(void)