Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
fs/nfs/nfs2xdr.c | 41 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 41 insertions(+), 0 deletions(-)
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c
index 1d65103..3d373d1 100644
--- a/fs/nfs/nfs2xdr.c
+++ b/fs/nfs/nfs2xdr.c
@@ -1260,6 +1260,47 @@ nfs_xdr_statfsres(struct rpc_rqst *req, __be32 *p, struct nfs2_fsstat *res)
}
/*
+ * 2.2.18. statfsres
+ *
+ * union statfsres (stat status) {
+ * case NFS_OK:
+ * struct {
+ * unsigned tsize;
+ * unsigned bsize;
+ * unsigned blocks;
+ * unsigned bfree;
+ * unsigned bavail;
+ * } info;
+ * default:
+ * void;
+ * };
+ */
+static int nfs2_xdr_dec_statfsres(struct rpc_rqst *req, __be32 *p,
+ struct nfs2_fsstat *result)
+{
+ struct xdr_stream xdr;
+ enum nfs_stat status;
+
+ xdr_init_decode(&xdr, &req->rq_rcv_buf, p);
+ if (decode_stat(&xdr, &status) != 0)
+ return -EIO;
+ if (status != NFS_OK)
+ return nfs_stat_to_errno(status);
+
+ /* info */
+ p = xdr_inline_decode(&xdr, NFS_info_sz << 2);
+ if (unlikely(p == NULL))
+ return -EIO;
+ result->tsize = be32_to_cpup(p++);
+ result->bsize = be32_to_cpup(p++);
+ result->blocks = be32_to_cpup(p++);
+ result->bfree = be32_to_cpup(p++);
+ result->bavail = be32_to_cpup(p);
+ return 0;
+}
+
+
+/*
* We need to translate between nfs status return values and
* the local errno values which may not be the same.
*/
--
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