pnfs/blocklayout: implement the return_range method

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This allows removing extents from the extent tree especially on truncate
operations, and thus fixing reads from truncated and re-extended that
previously returned stale data.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

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Christoph Hellwig 2014-09-10 08:23:35 -07:00 • committed by Trond Myklebust

parent 8067253c8c

commit 71d5b76302

1 changed files with 30 additions and 0 deletions

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fs/nfs/blocklayout/blocklayout.c

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