From 08ad776e3c54e6fe8b50939f176538063b69f89e Mon Sep 17 00:00:00 2001 From: Cyrill Gorcunov Date: Sun, 14 Sep 2008 11:55:38 +0400 Subject: [PATCH] x86: apic - skip writting ESR register if we dont have on On 82489DX we don't have ESR register so we should not write it. Signed-off-by: Cyrill Gorcunov Signed-off-by: Ingo Molnar --- arch/x86/kernel/apic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c index 59550cc017dc..d730e8d31727 100644 --- a/arch/x86/kernel/apic.c +++ b/arch/x86/kernel/apic.c @@ -1131,7 +1131,7 @@ void __cpuinit setup_local_APIC(void) #ifdef CONFIG_X86_32 /* Pound the ESR really hard over the head with a big hammer - mbligh */ - if (esr_disable) { + if (lapic_is_integrated() && esr_disable) { apic_write(APIC_ESR, 0); apic_write(APIC_ESR, 0); apic_write(APIC_ESR, 0); -- 2.39.2