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| author | David S. Miller <davem@davemloft.net> | 2012-08-16 23:31:59 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-08-18 23:26:19 -0700 |
| commit | ce4a925c29208cf48084d9fa174d965a65246a8d (patch) | |
| tree | 9b99aafebe393782e602d6960da416dd36bb89e8 /arch/sparc/kernel/nmi.c | |
| parent | 73a6b0538c131d489fe7a2581deddb72faca496b (diff) | |
| download | linux-ce4a925c29208cf48084d9fa174d965a65246a8d.tar.gz | |
sparc64: Abstract away the %pcr values used to enable/disable NMI
We assumed PCR_PIC_PRIV can always be used to disable it, but that won't be true for SPARC-T4. This allows us also to get rid of some messy defines used in only one location. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/nmi.c')
| -rw-r--r-- | arch/sparc/kernel/nmi.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/sparc/kernel/nmi.c b/arch/sparc/kernel/nmi.c index 4c45158d4c88..6479256fd5a4 100644 --- a/arch/sparc/kernel/nmi.c +++ b/arch/sparc/kernel/nmi.c @@ -108,7 +108,7 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs) pt_regs_trap_type(regs), SIGINT) == NOTIFY_STOP) touched = 1; else - pcr_ops->write_pcr(0, PCR_PIC_PRIV); + pcr_ops->write_pcr(0, pcr_ops->pcr_nmi_disable); sum = local_cpu_data().irq0_irqs; if (__get_cpu_var(nmi_touch)) { @@ -126,7 +126,7 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs) } if (__get_cpu_var(wd_enabled)) { pcr_ops->write_pic(0, pcr_ops->nmi_picl_value(nmi_hz)); - pcr_ops->write_pcr(0, pcr_enable); + pcr_ops->write_pcr(0, pcr_ops->pcr_nmi_enable); } restore_hardirq_stack(orig_sp); @@ -165,7 +165,7 @@ static void report_broken_nmi(int cpu, int *prev_nmi_count) void stop_nmi_watchdog(void *unused) { - pcr_ops->write_pcr(0, PCR_PIC_PRIV); + pcr_ops->write_pcr(0, pcr_ops->pcr_nmi_disable); __get_cpu_var(wd_enabled) = 0; atomic_dec(&nmi_active); } @@ -222,10 +222,10 @@ void start_nmi_watchdog(void *unused) __get_cpu_var(wd_enabled) = 1; atomic_inc(&nmi_active); - pcr_ops->write_pcr(0, PCR_PIC_PRIV); + pcr_ops->write_pcr(0, pcr_ops->pcr_nmi_disable); pcr_ops->write_pic(0, pcr_ops->nmi_picl_value(nmi_hz)); - pcr_ops->write_pcr(0, pcr_enable); + pcr_ops->write_pcr(0, pcr_ops->pcr_nmi_enable); } static void nmi_adjust_hz_one(void *unused) @@ -233,10 +233,10 @@ static void nmi_adjust_hz_one(void *unused) if (!__get_cpu_var(wd_enabled)) return; - pcr_ops->write_pcr(0, PCR_PIC_PRIV); + pcr_ops->write_pcr(0, pcr_ops->pcr_nmi_disable); pcr_ops->write_pic(0, pcr_ops->nmi_picl_value(nmi_hz)); - pcr_ops->write_pcr(0, pcr_enable); + pcr_ops->write_pcr(0, pcr_ops->pcr_nmi_enable); } void nmi_adjust_hz(unsigned int new_hz) |