diff options
| author | Steve French <sfrench@us.ibm.com> | 2005-08-02 21:20:47 -0700 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2005-08-02 21:20:47 -0700 |
| commit | bcf7e34a71afe24dc210b7825f6f139774cb905c (patch) | |
| tree | d81a8f89eb103290ae70008fde185c068d9f7a4f /arch/m32r/kernel/time.c | |
| parent | eda3c029899cbf435d76fea43b7e1404439ccec9 (diff) | |
| parent | 688d191821de7893043f5a37970472627aaffa4e (diff) | |
Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/m32r/kernel/time.c')
| -rw-r--r-- | arch/m32r/kernel/time.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c index 3c4707280a52..8a2b77bc5749 100644 --- a/arch/m32r/kernel/time.c +++ b/arch/m32r/kernel/time.c @@ -205,8 +205,7 @@ static long last_rtc_update = 0; * timer_interrupt() needs to keep up the real-time clock, * as well as call the "do_timer()" routine every clocktick */ -static inline void -do_timer_interrupt(int irq, void *dev_id, struct pt_regs * regs) +irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) { #ifndef CONFIG_SMP profile_tick(CPU_PROFILING, regs); @@ -221,6 +220,7 @@ do_timer_interrupt(int irq, void *dev_id, struct pt_regs * regs) * CMOS clock accordingly every ~11 minutes. Set_rtc_mmss() has to be * called as close as possible to 500 ms before the new second starts. */ + write_seqlock(&xtime_lock); if ((time_status & STA_UNSYNC) == 0 && xtime.tv_sec > last_rtc_update + 660 && (xtime.tv_nsec / 1000) >= 500000 - ((unsigned)TICK_SIZE) / 2 @@ -231,6 +231,7 @@ do_timer_interrupt(int irq, void *dev_id, struct pt_regs * regs) else /* do it again in 60 s */ last_rtc_update = xtime.tv_sec - 600; } + write_sequnlock(&xtime_lock); /* As we return to user mode fire off the other CPU schedulers.. this is basically because we don't yet share IRQ's around. This message is rigged to be safe on the 386 - basically it's @@ -238,14 +239,8 @@ do_timer_interrupt(int irq, void *dev_id, struct pt_regs * regs) #ifdef CONFIG_SMP smp_local_timer_interrupt(regs); + smp_send_timer(); #endif -} - -irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) -{ - write_seqlock(&xtime_lock); - do_timer_interrupt(irq, NULL, regs); - write_sequnlock(&xtime_lock); return IRQ_HANDLED; } |