linux-kernel - [tip:x86/mrst] x86, legacy_irq: Remove left over nr_legacy

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <tip-0c0cbde569b9ae2b05234669d5188c6f10616a42@git.kernel.org>
Date:	Wed, 24 Feb 2010 08:09:41 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/mrst] x86, legacy_irq: Remove left over nr_legacy_irqs

Commit-ID:  0c0cbde569b9ae2b05234669d5188c6f10616a42
Gitweb:     http://git.kernel.org/tip/0c0cbde569b9ae2b05234669d5188c6f10616a42
Author:     Yinghai Lu <yinghai@...nel.org>
AuthorDate: Tue, 23 Feb 2010 20:27:48 -0800
Committer:  H. Peter Anvin <hpa@...or.com>
CommitDate: Tue, 23 Feb 2010 23:20:15 -0800

x86, legacy_irq: Remove left over nr_legacy_irqs

nr_legacy_irqs and its ilk have moved to legacy_pic.

-v2: there is one in ioapic_.c

Singed-off-by: Yinghai Lu <yinghai@...nel.org>
LKML-Reference: <4B84AAC4.2020204@...nel.org>
Signed-off-by: H. Peter Anvin <hpa@...or.com>
---
 arch/x86/include/asm/irq.h     |    1 -
 arch/x86/kernel/apic/io_apic.c |    2 +-
 arch/x86/kernel/irqinit.c      |    7 ++-----
 3 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
index 2622927..5458380 100644
--- a/arch/x86/include/asm/irq.h
+++ b/arch/x86/include/asm/irq.h
@@ -48,6 +48,5 @@ extern DECLARE_BITMAP(used_vectors, NR_VECTORS);
 extern int vector_used_by_percpu_irq(unsigned int vector);
 
 extern void init_ISA_irqs(void);
-extern int nr_legacy_irqs;
 
 #endif /* _ASM_X86_IRQ_H */
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 8c848b5..b9d08f0 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1440,7 +1440,7 @@ static void setup_IO_APIC_irq(int apic_id, int pin, unsigned int irq, struct irq
 	 * controllers like 8259. Now that IO-APIC can handle this irq, update
 	 * the cfg->domain.
 	 */
-	if (irq < nr_legacy_irqs && cpumask_test_cpu(0, cfg->domain))
+	if (irq < legacy_pic->nr_legacy_irqs && cpumask_test_cpu(0, cfg->domain))
 		apic->vector_allocation_domain(0, cfg->domain);
 
 	if (assign_irq_vector(irq, cfg, apic->target_cpus()))
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index d2f787b..ef257fc 100644
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -99,9 +99,6 @@ int vector_used_by_percpu_irq(unsigned int vector)
 	return 0;
 }
 
-/* Number of legacy interrupts */
-int nr_legacy_irqs __read_mostly = NR_IRQS_LEGACY;
-
 void __init init_ISA_irqs(void)
 {
 	int i;
@@ -114,7 +111,7 @@ void __init init_ISA_irqs(void)
 	/*
 	 * 16 old-style INTA-cycle interrupts:
 	 */
-	for (i = 0; i < NR_IRQS_LEGACY; i++) {
+	for (i = 0; i < legacy_pic->nr_legacy_irqs; i++) {
 		struct irq_desc *desc = irq_to_desc(i);
 
 		desc->status = IRQ_DISABLED;
@@ -138,7 +135,7 @@ void __init init_IRQ(void)
 	 * then this vector space can be freed and re-used dynamically as the
 	 * irq's migrate etc.
 	 */
-	for (i = 0; i < nr_legacy_irqs; i++)
+	for (i = 0; i < legacy_pic->nr_legacy_irqs; i++)
 		per_cpu(vector_irq, 0)[IRQ0_VECTOR + i] = i;
 
 	x86_init.irqs.intr_init();
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/