Hi, Wu.
On Fri, Aug 27, 2010 at 10:21 AM, Wu Fengguang <fengguang.wu@xxxxxxxxx> wrote:
> Minchan,
>
> It's much cleaner to keep the unchanged congestion_wait() and add a
> congestion_wait_check() for converting problematic wait sites. The
> too_many_isolated() wait is merely a protective mechanism, I won't
> bother to improve it at the cost of more code.
You means following as?
while (unlikely(too_many_isolated(zone, file, sc))) {
congestion_wait_check(BLK_RW_ASYNC, HZ/10);
/* We are about to die and free our memory. Return now. */
if (fatal_signal_pending(current))
return SWAP_CLUSTER_MAX;
}
>
> Thanks,
> Fengguang
>
--
Kind regards,
Minchan Kim
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