Re: MM deadlock [was: Re: arca-vm-8...]

Andrea Arcangeli (andrea@e-mind.com)
Wed, 13 Jan 1999 19:10:28 +0100 (CET)


On Wed, 13 Jan 1999, Rik van Riel wrote:

> - in allocating swap space it just doesn't make sense to read
> into the next swap 'region'

The point is that I can't see a swap `region' looking at how
scan_swap_map() works. The more atomic region I can see in the swap space
is a block of bytes large PAGE_SIZE bytes (e.g. offset ;).

For the case of binaries the aging on the page cache should take care of
it (even if there's no aging on the swap cache as pre[567] if I remeber
well).

Andrea Arcangeli

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