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authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-03-08 17:42:01 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-03-08 22:38:55 -0500
commit4fc8796d23819da814ec25b7793bde8f104f1a2a (patch)
treed86513109dd792087091b6054a983271b2536f60 /fs/nfs/nfs4xdr.c
parent0032a7a749a49b2c044092a1d0af5cfd0077f35d (diff)
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NFSv4: Clean up nfs4_select_rw_stateid()
Ensure that we select delegation stateids first, then lock stateids and then open stateids. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4xdr.c')
-rw-r--r--fs/nfs/nfs4xdr.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index e4bb8e6409a..f7e064d997f 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -1491,12 +1491,17 @@ static void encode_putrootfh(struct xdr_stream *xdr, struct compound_hdr *hdr)
encode_op_hdr(xdr, OP_PUTROOTFH, decode_putrootfh_maxsz, hdr);
}
-static void encode_open_stateid(struct xdr_stream *xdr, const struct nfs_open_context *ctx, const struct nfs_lock_context *l_ctx, int zero_seqid)
+static void encode_open_stateid(struct xdr_stream *xdr,
+ const struct nfs_open_context *ctx,
+ const struct nfs_lock_context *l_ctx,
+ fmode_t fmode,
+ int zero_seqid)
{
nfs4_stateid stateid;
if (ctx->state != NULL) {
- nfs4_select_rw_stateid(&stateid, ctx->state, l_ctx->lockowner, l_ctx->pid);
+ nfs4_select_rw_stateid(&stateid, ctx->state,
+ fmode, l_ctx->lockowner, l_ctx->pid);
if (zero_seqid)
stateid.seqid = 0;
encode_nfs4_stateid(xdr, &stateid);
@@ -1510,7 +1515,7 @@ static void encode_read(struct xdr_stream *xdr, const struct nfs_readargs *args,
encode_op_hdr(xdr, OP_READ, decode_read_maxsz, hdr);
encode_open_stateid(xdr, args->context, args->lock_context,
- hdr->minorversion);
+ FMODE_READ, hdr->minorversion);
p = reserve_space(xdr, 12);
p = xdr_encode_hyper(p, args->offset);
@@ -1648,7 +1653,7 @@ static void encode_write(struct xdr_stream *xdr, const struct nfs_writeargs *arg
encode_op_hdr(xdr, OP_WRITE, decode_write_maxsz, hdr);
encode_open_stateid(xdr, args->context, args->lock_context,
- hdr->minorversion);
+ FMODE_WRITE, hdr->minorversion);
p = reserve_space(xdr, 16);
p = xdr_encode_hyper(p, args->offset);