Re: [RFC 4/9] Atomic reclaim: Save irq flags in vmscan.c

From: Christoph Lameter
Date: Tue Aug 14 2007 - 17:56:33 EST


On Tue, 14 Aug 2007, Andi Kleen wrote:

> > We already have such a flag in the zone structure
>
> Zone structure is not strictly CPU local so it's broader
> than needed. But it might work.

We could convert this into a per cpu array?

But that still creates lots of overhead each time we take the lru lock!

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/