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| author | David S. Miller <davem@davemloft.net> | 2010-09-09 22:27:33 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-09-09 22:27:33 -0700 |
| commit | e548833df83c3554229eff0672900bfe958b45fd (patch) | |
| tree | 85efc4a76dc356593d6d394776aeb845dc580fb6 /arch/powerpc/kernel/time.c | |
| parent | cbd9da7be869f676afc204e1a664163778c770bd (diff) | |
| parent | 053d8f6622701f849fda2ca2c9ae596c13599ba9 (diff) | |
| download | linux-e548833df83c3554229eff0672900bfe958b45fd.tar.gz linux-e548833df83c3554229eff0672900bfe958b45fd.tar.bz2 linux-e548833df83c3554229eff0672900bfe958b45fd.zip | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/mac80211/main.c
Diffstat (limited to 'arch/powerpc/kernel/time.c')
| -rw-r--r-- | arch/powerpc/kernel/time.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index ce53dfa7130d..8533b3b83f5d 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -577,20 +577,11 @@ void timer_interrupt(struct pt_regs * regs) * some CPUs will continuue to take decrementer exceptions */ set_dec(DECREMENTER_MAX); -#ifdef CONFIG_PPC32 +#if defined(CONFIG_PPC32) && defined(CONFIG_PMAC) if (atomic_read(&ppc_n_lost_interrupts) != 0) do_IRQ(regs); #endif - now = get_tb_or_rtc(); - if (now < decrementer->next_tb) { - /* not time for this event yet */ - now = decrementer->next_tb - now; - if (now <= DECREMENTER_MAX) - set_dec((int)now); - trace_timer_interrupt_exit(regs); - return; - } old_regs = set_irq_regs(regs); irq_enter(); @@ -606,8 +597,16 @@ void timer_interrupt(struct pt_regs * regs) get_lppaca()->int_dword.fields.decr_int = 0; #endif - if (evt->event_handler) - evt->event_handler(evt); + now = get_tb_or_rtc(); + if (now >= decrementer->next_tb) { + decrementer->next_tb = ~(u64)0; + if (evt->event_handler) + evt->event_handler(evt); + } else { + now = decrementer->next_tb - now; + if (now <= DECREMENTER_MAX) + set_dec((int)now); + } #ifdef CONFIG_PPC_ISERIES if (firmware_has_feature(FW_FEATURE_ISERIES) && hvlpevent_is_pending()) |