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[v4,06/27] pnfs: use lwb as layoutcommit length

Message ID 1311874276-1386-7-git-send-email-rees@umich.edu (mailing list archive)
State New, archived
Headers show

Commit Message

Jim Rees July 28, 2011, 5:30 p.m. UTC 
From: Peng Tao <bergwolf@gmail.com>

Using NFS4_MAX_UINT64 will break current protocol.

Signed-off-by: Peng Tao <peng_tao@emc.com>
---
 fs/nfs/nfs4xdr.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
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Patch

diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 0a1a7b8..5f769f8 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -1955,7 +1955,7 @@  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 */