From: Tomas Hruby <tom@minix3.org>
Date: Wed, 13 Apr 2011 16:57:43 +0000 (+0000)
Subject: SMP - INIT IPI deasserting fix
X-Git-Tag: v3.2.0~577
X-Git-Url: http://zhaoyanbai.com/repos/doc/mandoc_char.7.html?a=commitdiff_plain;h=dc8ee363dbc193db3d777eed0b8c54a714f1090e;p=minix.git

SMP - INIT IPI deasserting fix

When deasserting the INIT IPI the DM field must be zero
---

diff --git a/kernel/arch/i386/apic.c b/kernel/arch/i386/apic.c
index 4f04b8ef5..d0790fa55 100644
--- a/kernel/arch/i386/apic.c
+++ b/kernel/arch/i386/apic.c
@@ -1057,7 +1057,7 @@ PUBLIC int apic_send_init_ipi(unsigned cpu, phys_bytes trampoline)
 	lapic_write(LAPIC_ICR2, (lapic_read (LAPIC_ICR2) & 0xFFFFFF) |
 					(cpuid2apicid[cpu] << 24));
 	lapic_write(LAPIC_ICR1, (lapic_read (LAPIC_ICR1) & 0xFFF32000) |
-		APIC_ICR_DEST_ALL | APIC_ICR_TM_LEVEL | APIC_ICR_DM_INIT);
+		APIC_ICR_DEST_ALL | APIC_ICR_TM_LEVEL);
 
 	timeout = 1000;
 	errstatus = 0;