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    SubjectRe: [PATCH 13/14] fs,btrfs: Allow kswapd to writeback pages
    On Wed, Jun 30, 2010 at 09:05:04AM -0400, Chris Mason wrote:
    > On Tue, Jun 29, 2010 at 12:34:47PM +0100, Mel Gorman wrote:
    > > As only kswapd and memcg are writing back pages, there should be no
    > > danger of overflowing the stack. Allow the writing back of dirty pages
    > > in btrfs from the VM.
    > >
    > > Signed-off-by: Mel Gorman <mel@csn.ul.ie>
    >
    > Signed-off-by: Chris Mason <chris.mason@oracle.com>
    >
    > But, this is only the metadata writepage. fs/btrfs/inode.c has another
    > one for data pages. (just look for PF_MEMALLOC).
    >

    My bad, fixed now. Thanks.

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


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