diff options
| author | David S. Miller <davem@davemloft.net> | 2010-04-07 04:38:52 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-04-13 09:37:07 +0400 |
| commit | daecbf58a509bc27c112647e825df763c3e3b0f4 (patch) | |
| tree | 871f5dd9e18ff2f4c4ff88a004527a5b0e974f51 /arch/sparc/kernel/time_64.c | |
| parent | f8e8a8e8cba3359df2a16c17d59eedb08adf3b43 (diff) | |
| download | linux-daecbf58a509bc27c112647e825df763c3e3b0f4.tar.xz | |
sparc64: Use a seperate counter for timer interrupts and NMI checks, like x86.
This keeps us from having to use kstat_irqs_cpu() from the NMI handler,
the former of which is a profiled function.
Instead we use a currently empty slot in the cpu_data
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/time_64.c')
| -rw-r--r-- | arch/sparc/kernel/time_64.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/sparc/kernel/time_64.c b/arch/sparc/kernel/time_64.c index 67e165102885..f25858e442ab 100644 --- a/arch/sparc/kernel/time_64.c +++ b/arch/sparc/kernel/time_64.c @@ -728,6 +728,7 @@ void timer_interrupt(int irq, struct pt_regs *regs) irq_enter(); + local_cpu_data().irq0_irqs++; kstat_incr_irqs_this_cpu(0, irq_to_desc(0)); if (unlikely(!evt->event_handler)) { |