From 56f335c89e28c488b1bfea3e5e697fce805c784d Mon Sep 17 00:00:00 2001 From: Grant Grundler Date: Sun, 3 Sep 2006 00:02:16 -0700 Subject: [PARISC] Add new function to start local Interval Timer, start_cpu_itimer() I couldn't find where the itimer was getting started for slave CPUs. CPU 0 (master) itimer was started in time_init() (arch/parisc/kernel/time.c). start_cpu_itimer() code was striped from time_init(). Slaves now start their itimer in smp_cpu_init(). This is a first step towards making gettimeoffset() work for SMP. Next step will be to determine the CR16 (cycle counter) offsets for each CPU relative to the master (CPU 0). Signed-off-by: Grant Grundler Signed-off-by: Kyle McMartin --- arch/parisc/kernel/smp.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'arch/parisc/kernel/smp.c') diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index 98e40959a56..f33e8de438d 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c @@ -430,8 +430,9 @@ smp_do_timer(struct pt_regs *regs) static void __init smp_cpu_init(int cpunum) { - extern int init_per_cpu(int); /* arch/parisc/kernel/setup.c */ + extern int init_per_cpu(int); /* arch/parisc/kernel/processor.c */ extern void init_IRQ(void); /* arch/parisc/kernel/irq.c */ + extern void start_cpu_itimer(void); /* arch/parisc/kernel/time.c */ /* Set modes and Enable floating point coprocessor */ (void) init_per_cpu(cpunum); @@ -457,6 +458,7 @@ smp_cpu_init(int cpunum) enter_lazy_tlb(&init_mm, current); init_IRQ(); /* make sure no IRQ's are enabled or pending */ + start_cpu_itimer(); } -- cgit v1.2.3