Re: [PATCH][2.5] Honour dont_enable_local_apic flag

From: Zwane Mwaikambo (zwane@linuxpower.ca)
Date: Sun Jun 01 2003 - 23:50:12 EST

I agree with doing the clear apic capability flag, Brian how does this
fare? This patch alone should fix it.

Index: linux-2.5/arch/i386/kernel/apic.c
===================================================================
RCS file: /home/cvs/linux-2.5/arch/i386/kernel/apic.c,v
retrieving revision 1.54
diff -u -p -B -r1.54 apic.c
--- linux-2.5/arch/i386/kernel/apic.c 31 May 2003 19:01:05 -0000 1.54
+++ linux-2.5/arch/i386/kernel/apic.c 2 Jun 2003 03:50:31 -0000
@@ -609,7 +609,7 @@ static int __init detect_init_APIC (void
 
         /* Disabled by DMI scan or kernel option? */
         if (dont_enable_local_apic)
- return -1;
+ goto no_apic;
 
         /* Workaround for us being called before identify_cpu(). */
         get_cpu_vendor(&boot_cpu_data);
@@ -665,6 +665,7 @@ static int __init detect_init_APIC (void
         return 0;
 
 no_apic:
+ clear_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability);
         printk("No local APIC present or hardware disabled\n");
         return -1;
 } 

-- 
function.linuxpower.ca
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This archive was generated by hypermail 2b29 : Sat Jun 07 2003 - 22:00:15 EST