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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


  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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