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    SubjectRe: [RFC PATCH 0/6] Do not call ->writepage[s] from direct reclaim and use a_ops->writepages() where possible
    On Fri, Jun 11, 2010 at 12:30:26PM -0400, Christoph Hellwig wrote:
    > On Fri, Jun 11, 2010 at 01:33:20PM +0100, Mel Gorman wrote:
    > > Ok, I was under the mistaken impression that filesystems wanted to be
    > > given ranges of pages where possible. Considering that there has been no
    > > reaction to the patch in question from the filesystem people cc'd, I'll
    > > drop the problem for now.
    > Yes, we'd prefer them if possible. Then again we'd really prefer to
    > get as much I/O as possible from the flusher threads, and not kswapd.

    Ok, for the moment I'll put it on the maybe pile and drop it from the
    series. We can revisit if a use is found for it and we're happy that
    there wasn't some other bug leaving dirty pages on the LRU for too long.

    Mel Gorman
    Part-time Phd Student Linux Technology Center
    University of Limerick IBM Dublin Software Lab

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