From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: x86@kernel.org
Subject: [patch 11/15] x86/ioapic: Move replace_pin_at_irq_node() to the call site
Date: Fri, 2 Aug 2024 18:15:47 +0200 (CEST) [thread overview]
Message-ID: <20240802155440.906636514@linutronix.de> (raw)
In-Reply-To: 20240802155038.556977544@linutronix.de
It's only used by check_timer().
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/kernel/apic/io_apic.c | 40 ++++++++++++++++++----------------------
1 file changed, 18 insertions(+), 22 deletions(-)
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -370,28 +370,6 @@ static void __remove_pin_from_irq(struct
}
}
-/*
- * Reroute an IRQ to a different pin.
- */
-static void __init replace_pin_at_irq_node(struct mp_chip_data *data, int node,
- int oldapic, int oldpin,
- int newapic, int newpin)
-{
- struct irq_pin_list *entry;
-
- for_each_irq_pin(entry, data->irq_2_pin) {
- if (entry->apic == oldapic && entry->pin == oldpin) {
- entry->apic = newapic;
- entry->pin = newpin;
- /* every one is different, right? */
- return;
- }
- }
-
- /* old apic/pin didn't exist, so just add new ones */
- add_pin_to_irq_node(data, node, newapic, newpin);
-}
-
static void io_apic_modify_irq(struct mp_chip_data *data, bool masked,
void (*final)(struct irq_pin_list *entry))
{
@@ -2069,6 +2047,24 @@ static int __init mp_alloc_timer_irq(int
return irq;
}
+static void __init replace_pin_at_irq_node(struct mp_chip_data *data, int node,
+ int oldapic, int oldpin,
+ int newapic, int newpin)
+{
+ struct irq_pin_list *entry;
+
+ for_each_irq_pin(entry, data->irq_2_pin) {
+ if (entry->apic == oldapic && entry->pin == oldpin) {
+ entry->apic = newapic;
+ entry->pin = newpin;
+ return;
+ }
+ }
+
+ /* Old apic/pin didn't exist, so just add a new one */
+ add_pin_to_irq_node(data, node, newapic, newpin);
+}
+
/*
* This code may look a bit paranoid, but it's supposed to cooperate with
* a wide range of boards and BIOS bugs. Fortunately only the timer IRQ
next prev parent reply other threads:[~2024-08-02 16:15 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-02 16:15 [patch 00/15] x86/ioapic: Robustness fix and cleanup Thomas Gleixner
2024-08-02 16:15 ` [patch 01/15] x86/ioapic: Handle allocation failures gracefully Thomas Gleixner
2024-08-05 12:53 ` Breno Leitao
2024-08-02 16:15 ` [patch 02/15] x86/ioapic: Mark mp_alloc_timer_irq() __init Thomas Gleixner
2024-08-05 12:55 ` Breno Leitao
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 03/15] x86/ioapic: Cleanup structs Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 04/15] x86/ioapic: Use guard() for locking where applicable Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 05/15] x86/apic: Provide apic_printk() helpers Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 06/15] x86/apic: Cleanup apic_printk()s Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 07/15] x86/ioapic: " Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 08/15] x86/ioapic: Cleanup guarded debug printk()s Thomas Gleixner
2024-08-04 14:34 ` Qiuxu Zhuo
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 09/15] x86/mpparse: Cleanup apic_printk()s Thomas Gleixner
2024-08-04 14:45 ` Qiuxu Zhuo
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 10/15] iommu/vt-d: Cleanup apic_printk() Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` Thomas Gleixner [this message]
2024-08-07 16:25 ` [tip: x86/apic] x86/ioapic: Move replace_pin_at_irq_node() to the call site tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 12/15] x86/ioapic: Cleanup comments Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 13/15] x86/ioapic: Cleanup bracket usage Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 14/15] x86/ioapic: Cleanup line breaks Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-02 16:15 ` [patch 15/15] x86/ioapic: Cleanup remaining coding style issues Thomas Gleixner
2024-08-07 16:25 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2024-08-04 15:06 ` [patch 00/15] x86/ioapic: Robustness fix and cleanup Qiuxu Zhuo
2024-08-05 13:00 ` Breno Leitao
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