Re: [PATCH v2 01/16] FS: Added demand paging markers to filesystem

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On Wed, May 09, 2012 at 01:59:40PM +0000, Arnd Bergmann wrote:
> My feeling is that we should just treat every (REQ_SYNC | REQ_READ)
> request the same and let them interrupt long-running writes,
> independent of whether it's REQ_META or demand paging.

It's funny that the CFQ scheduler used to boost metadata reads that
have REQ_META set - in fact it still does for those filesystems using
the now split out REQ_PRIO.

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