diff options
author | Paul Mackerras <paulus@samba.org> | 2008-06-30 10:16:50 +1000 |
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committer | Paul Mackerras <paulus@samba.org> | 2008-06-30 10:16:50 +1000 |
commit | e9a4b6a3f6592862a67837e80aad3f50468857a6 (patch) | |
tree | 087420cf91ac922c7e99757c4490a605ec7b10f2 /arch/x86/kernel/io_apic_32.c | |
parent | 441dbb500b4344a8e3125e5aabab4f9dbf72514f (diff) | |
parent | 1702b52092e9a6d05398d3f9581ddc050ef00d06 (diff) |
Merge branch 'linux-2.6'
Diffstat (limited to 'arch/x86/kernel/io_apic_32.c')
-rw-r--r-- | arch/x86/kernel/io_apic_32.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c index a40d54fc1fd..4dc8600d9d2 100644 --- a/arch/x86/kernel/io_apic_32.c +++ b/arch/x86/kernel/io_apic_32.c @@ -2130,14 +2130,10 @@ static inline void __init check_timer(void) { int apic1, pin1, apic2, pin2; int vector; - unsigned int ver; unsigned long flags; local_irq_save(flags); - ver = apic_read(APIC_LVR); - ver = GET_APIC_VERSION(ver); - /* * get/set the timer IRQ vector: */ @@ -2150,15 +2146,11 @@ static inline void __init check_timer(void) * mode for the 8259A whenever interrupts are routed * through I/O APICs. Also IRQ0 has to be enabled in * the 8259A which implies the virtual wire has to be - * disabled in the local APIC. Finally timer interrupts - * need to be acknowledged manually in the 8259A for - * timer_interrupt() and for the i82489DX when using - * the NMI watchdog. + * disabled in the local APIC. */ apic_write_around(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_EXTINT); init_8259A(1); - timer_ack = !cpu_has_tsc; - timer_ack |= (nmi_watchdog == NMI_IO_APIC && !APIC_INTEGRATED(ver)); + timer_ack = 1; if (timer_over_8254 > 0) enable_8259A_irq(0); |