linux-kernel - [PATCH -v2 08/10] x86: !find_smp_config path use smp_register_lapic

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Message-ID: <4C66FDF4.3070605@kernel.org>
Date:	Sat, 14 Aug 2010 13:35:00 -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>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-kernel@...r.kernel.org, Yinghai Lu <yinghai@...nel.org>
Subject: [PATCH -v2 08/10] x86: !find_smp_config path use smp_register_lapic_address

so fixmap will be setup there.

-v2: fix typo

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 3d3d3da..2c9aa63 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1477,7 +1477,7 @@ 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
@@ -1487,6 +1487,7 @@ static int __init detect_init_APIC(void)
 static int __init detect_init_APIC(void)
 {
 	u32 h, l, features;
+	unsigned long lapic_addr;
 
 	/* Disabled by kernel option? */
 	if (disable_apic)
@@ -1541,13 +1542,14 @@ static int __init detect_init_APIC(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");
 
 	apic_pm_activate();
-- 
1.6.4.2
--
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