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| author | Jiri Kosina <jkosina@suse.cz> | 2010-02-02 23:10:39 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2010-02-02 23:10:39 +0100 |
| commit | e1a0bdd8022317e98650e70850de73eccfcde5ad (patch) | |
| tree | 462f63307118b95c8cbacee6954e4d09ee85b8d1 /arch/sparc/kernel/nmi.c | |
| parent | 8127f4e883666c9960cfa89cffd36313748f8bab (diff) | |
| parent | 1a45dcfe2525e9432cb4aba461d4994fc2befe42 (diff) | |
| download | kernel-crypto-e1a0bdd8022317e98650e70850de73eccfcde5ad.tar.gz kernel-crypto-e1a0bdd8022317e98650e70850de73eccfcde5ad.tar.xz kernel-crypto-e1a0bdd8022317e98650e70850de73eccfcde5ad.zip | |
Merge branch 'master' into upstream
Conflicts:
drivers/hid/hid-ids.h
Diffstat (limited to 'arch/sparc/kernel/nmi.c')
| -rw-r--r-- | arch/sparc/kernel/nmi.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/sparc/kernel/nmi.c b/arch/sparc/kernel/nmi.c index b129611590a..d242a734054 100644 --- a/arch/sparc/kernel/nmi.c +++ b/arch/sparc/kernel/nmi.c @@ -47,7 +47,7 @@ static DEFINE_PER_CPU(short, wd_enabled); static int endflag __initdata; static DEFINE_PER_CPU(unsigned int, last_irq_sum); -static DEFINE_PER_CPU(local_t, alert_counter); +static DEFINE_PER_CPU(long, alert_counter); static DEFINE_PER_CPU(int, nmi_touch); void touch_nmi_watchdog(void) @@ -96,7 +96,6 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs) int cpu = smp_processor_id(); clear_softint(1 << irq); - pcr_ops->write(PCR_PIC_PRIV); local_cpu_data().__nmi_count++; @@ -105,6 +104,8 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs) if (notify_die(DIE_NMI, "nmi", regs, 0, pt_regs_trap_type(regs), SIGINT) == NOTIFY_STOP) touched = 1; + else + pcr_ops->write(PCR_PIC_PRIV); sum = kstat_irqs_cpu(0, cpu); if (__get_cpu_var(nmi_touch)) { @@ -112,13 +113,13 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs) touched = 1; } if (!touched && __get_cpu_var(last_irq_sum) == sum) { - local_inc(&__get_cpu_var(alert_counter)); - if (local_read(&__get_cpu_var(alert_counter)) == 30 * nmi_hz) + __this_cpu_inc(per_cpu_var(alert_counter)); + if (__this_cpu_read(per_cpu_var(alert_counter)) == 30 * nmi_hz) die_nmi("BUG: NMI Watchdog detected LOCKUP", regs, panic_on_timeout); } else { __get_cpu_var(last_irq_sum) = sum; - local_set(&__get_cpu_var(alert_counter), 0); + __this_cpu_write(per_cpu_var(alert_counter), 0); } if (__get_cpu_var(wd_enabled)) { write_pic(picl_value(nmi_hz)); |