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Commit 3557c6c3 authored by Peng Tao's avatar Peng Tao Committed by Trond Myklebust
Browse files

pnfs: use lwb as layoutcommit length 



Using NFS4_MAX_UINT64 will break current protocol.

[Needed in v3.0]
CC: Stable Tree <stable@kernel.org>
Signed-off-by: default avatarPeng Tao <peng_tao@emc.com>
Signed-off-by: default avatarJim Rees <rees@umich.edu>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent a9bae566

fs/nfs/nfs4xdr.c

+1 −1
Original line number Diff line number Diff line
@@ -1916,7 +1916,7 @@ encode_layoutcommit(struct xdr_stream *xdr, 
	*p++ = cpu_to_be32(OP_LAYOUTCOMMIT);

	/* Only whole file layouts */

	p = xdr_encode_hyper(p, 0); /* offset */

	p = xdr_encode_hyper(p, NFS4_MAX_UINT64); /* length */

	p = xdr_encode_hyper(p, args->lastbytewritten + 1);	/* length */

	*p++ = cpu_to_be32(0); /* reclaim */

	p = xdr_encode_opaque_fixed(p, args->stateid.data, NFS4_STATEID_SIZE);

	*p++ = cpu_to_be32(1); /* newoffset = TRUE */