nfs: Add DEALLOCATE support
authorAnna Schumaker <Anna.Schumaker@netapp.com>
Tue, 25 Nov 2014 18:18:16 +0000 (13:18 -0500)
committerTrond Myklebust <trond.myklebust@primarydata.com>
Tue, 25 Nov 2014 21:38:32 +0000 (16:38 -0500)
This patch adds support for using the NFS v4.2 operation DEALLOCATE to
punch holes in a file.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

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