On Llu, 2006-05-15 at 23:25 +0900, Tejun Heo wrote:
> I was too quick to response. ering keeps track of timestamps of each
> error and the criteria for speeding down is something like "3 class 1
> errors during last 15mins", so bitmaps doesn't cut it.
Sounds like it does
log_class_1_error(dev)
{
if((dev->class1 & 3) < 3) {
dev->class1++;
dev->class1sum++;
} else {
/* 3 this minute alone */
it_happened_now_case();
}
}
class_1_each_minute(dev)
{
dev->class1sum -= (dev->class1 >> 30);
dev->class1 <<= 2;
}
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