Messages in this thread Patch in this message | | | Date | Sun, 14 Sep 2008 11:55:38 +0400 | From | Cyrill Gorcunov <> | Subject | [patch 2/2] x86: apic - skip writting ESR register if we dont have on |
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On 82489DX we don't have ESR register so we should not write it.
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> ---
Index: linux-2.6.git/arch/x86/kernel/apic.c =================================================================== --- linux-2.6.git.orig/arch/x86/kernel/apic.c 2008-09-14 11:46:13.000000000 +0400 +++ linux-2.6.git/arch/x86/kernel/apic.c 2008-09-14 11:48:37.000000000 +0400 @@ -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); --
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