On Tue, 20 Nov 2007, Mathieu Desnoyers wrote:
> > Index: linux-2.6/fs/nfs/iostat.h
> > ===================================================================
> > --- linux-2.6.orig/fs/nfs/iostat.h 2007-11-15 21:17:24.391404458 -0800
> > +++ linux-2.6/fs/nfs/iostat.h 2007-11-15 21:25:33.167654066 -0800
> > @@ -123,7 +123,7 @@ static inline void nfs_inc_server_stats(
> > int cpu;
> >
> > cpu = get_cpu();
> > - iostats = per_cpu_ptr(server->io_stats, cpu);
> > + iostats = CPU_PTR(server->io_stats, cpu);
> > iostats->events[stat] ++;
>
> Is there a way to change this into a CPU_ADD ?
Yes I must have missed that.
Could be
CPU_INC(server->io_stats->events[stat]);
>
> > put_cpu_no_resched();
>
> Why put_cpu_no_resched here ?
We do not want to reschedule here? We may have already disabled interrupts
or some such thing.
-
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