Andrew Morton wrote:
Nick Piggin <[email protected]> wrote:
Also, the memory usage regression cases that fault ahead brings makes it
a bit contentious.
faultahead consumes no more memory: if the page is present then point a pte
at it. It'll make reclaim work a bit harder in some situations.
Oh OK we'll call that faultahead and Christoph's thing prefault then.
I suspect it may still be a net loss for those that are running into
tree_lock contention, but we'll see.
--
SUSE Labs, Novell Inc.
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