linux-kernel - [PATCH 09/15] x86: on !find_smp_config path use smp_register_lapic

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Date:	Sat, 23 Oct 2010 18:02:23 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Len Brown <lenb@...nel.org>, linux-kernel@...r.kernel.org,
	Yinghai Lu <yinghai@...nel.org>
Subject: [PATCH 09/15] x86: on !find_smp_config path use smp_register_lapic_address

So fixmap will be setup there.

Signed-off-by: Yinghai Lu <yinghai@...nel.org>
---
 arch/x86/kernel/apic/apic.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index a5ce130..3a4e770 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1527,7 +1527,7 @@ static int __init detect_init_APIC(void)
 		return -1;
 	}
 
-	mp_lapic_addr = APIC_DEFAULT_PHYS_BASE;
+	smp_register_lapic_address(APIC_DEFAULT_PHYS_BASE);
 	return 0;
 }
 #else
@@ -1535,6 +1535,7 @@ static int __init detect_init_APIC(void)
 static int apic_verify(void)
 {
 	u32 features, h, l;
+	unsigned long lapic_addr;
 
 	/*
 	 * The APIC feature bit should now be enabled
@@ -1546,13 +1547,14 @@ static int apic_verify(void)
 		return -1;
 	}
 	set_cpu_cap(&boot_cpu_data, X86_FEATURE_APIC);
-	mp_lapic_addr = APIC_DEFAULT_PHYS_BASE;
+	lapic_addr = APIC_DEFAULT_PHYS_BASE;
 
 	/* The BIOS may have set up the APIC at some other address */
 	rdmsr(MSR_IA32_APICBASE, l, h);
 	if (l & MSR_IA32_APICBASE_ENABLE)
-		mp_lapic_addr = l & MSR_IA32_APICBASE_BASE;
+		lapic_addr = l & MSR_IA32_APICBASE_BASE;
 
+	smp_register_lapic_address(lapic_addr);
 	pr_info("Found and enabled local APIC!\n");
 	return 0;
 }
-- 
1.7.1

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