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authorDavid S. Miller <davem@davemloft.net>2009-09-10 05:56:16 -0700
committerDavid S. Miller <davem@davemloft.net>2009-09-10 05:56:16 -0700
commit2d0740c4562493b60f59ca9b0330a2d5e01d43ec (patch)
treeb971b0d0f2f9353561178b97ebe99045dca4e2a3 /arch/sparc
parent76c36d016a3f958d6231dcdef54a132614c3b578 (diff)
sparc64: Use nmi_enter() and nmi_exit(), as needed.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/kernel/nmi.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/sparc/kernel/nmi.c b/arch/sparc/kernel/nmi.c
index 47a465fe3c3..7de19dd30f4 100644
--- a/arch/sparc/kernel/nmi.c
+++ b/arch/sparc/kernel/nmi.c
@@ -84,6 +84,7 @@ static void die_nmi(const char *str, struct pt_regs *regs, int do_panic)
if (do_panic || panic_on_oops)
panic("Non maskable interrupt");
+ nmi_exit();
local_irq_enable();
do_exit(SIGBUS);
}
@@ -98,6 +99,8 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs)
local_cpu_data().__nmi_count++;
+ nmi_enter();
+
if (notify_die(DIE_NMI, "nmi", regs, 0,
pt_regs_trap_type(regs), SIGINT) == NOTIFY_STOP)
touched = 1;
@@ -120,6 +123,8 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs)
write_pic(picl_value(nmi_hz));
pcr_ops->write(pcr_enable);
}
+
+ nmi_exit();
}
static inline unsigned int get_nmi_count(int cpu)