Re: [patch] rfc: fix splice mapping race?

[Christoph Lameter]

On Sun, 18 Jun 2006, Nick Piggin wrote:

> In page migration, detect the missing mapping early and bail out if
> that is the case: the page is not going to get un-truncated, so
> retrying is just a waste of time.

Note that swap_page() has been removed in Andrew's tree.

We already check for the mapping being NULL before we get to 
swap_page by the way. See migrate_pages().

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