linux-kernel - [tip:x86/irq] x86, irq: Remove arch_probe_nr

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Message-ID: <tip-6738762d73a237ec322b04d8b9d55c8fd5d84713@git.kernel.org>
Date:	Thu, 18 Feb 2010 01:58:46 GMT
From:	tip-bot for Yinghai Lu <yinghai@...nel.org>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	yinghai@...nel.org, tglx@...utronix.de
Subject: [tip:x86/irq] x86, irq: Remove arch_probe_nr_irqs

Commit-ID:  6738762d73a237ec322b04d8b9d55c8fd5d84713
Gitweb:     http://git.kernel.org/tip/6738762d73a237ec322b04d8b9d55c8fd5d84713
Author:     Yinghai Lu <yinghai@...nel.org>
AuthorDate: Wed, 10 Feb 2010 01:20:36 -0800
Committer:  H. Peter Anvin <hpa@...or.com>
CommitDate: Wed, 17 Feb 2010 17:29:21 -0800

x86, irq: Remove arch_probe_nr_irqs

So keep nr_irqs == NR_IRQS.  With radix trees is matters less.

Signed-off-by: Yinghai Lu <yinghai@...nel.org>
LKML-Reference: <1265793639-15071-33-git-send-email-yinghai@...nel.org>
Signed-off-by: H. Peter Anvin <hpa@...or.com>
---
 arch/x86/kernel/apic/io_apic.c |   22 ----------------------
 1 files changed, 0 insertions(+), 22 deletions(-)

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index f5e4033..c64ddd9 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -3826,28 +3826,6 @@ void __init probe_nr_irqs_gsi(void)
 	printk(KERN_DEBUG "nr_irqs_gsi: %d\n", nr_irqs_gsi);
 }
 
-#ifdef CONFIG_SPARSE_IRQ
-int __init arch_probe_nr_irqs(void)
-{
-	int nr;
-
-	if (nr_irqs > (NR_VECTORS * nr_cpu_ids))
-		nr_irqs = NR_VECTORS * nr_cpu_ids;
-
-	nr = nr_irqs_gsi + 8 * nr_cpu_ids;
-#if defined(CONFIG_PCI_MSI) || defined(CONFIG_HT_IRQ)
-	/*
-	 * for MSI and HT dyn irq
-	 */
-	nr += nr_irqs_gsi * 16;
-#endif
-	if (nr < nr_irqs)
-		nr_irqs = nr;
-
-	return 0;
-}
-#endif
-
 static int __io_apic_set_pci_routing(struct device *dev, int irq,
 				struct io_apic_irq_attr *irq_attr)
 {
--
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