Nope, the disk is already spinning, some other writeouts just finished.
> How about just making sure we write out a bigger bunch
> of dirty pages whenever one buffer gets too old ?
It's simpler than that. It's basically just: disk traffic low? good, write
out all the dirty buffers. Not quite as crude as that, but nearly.
> Does the patch below do anything good for your laptop? ;)
I'll wait for the next one ;-)
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