pnfs: GETDEVICELIST

The block driver uses GETDEVICELIST

Signed-off-by: Andy Adamson <andros@netapp.com>
[pass struct nfs_server * to getdevicelist]
[get machince creds for getdevicelist]
[fix getdevicelist decode sizing]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Benny Halevy <bhalevy@tonian.com>
Signed-off-by: Jim Rees <rees@umich.edu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

2 files changed, 12 insertions, 0 deletions

diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index a3c4bc800dce..76f99e8714f3 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -566,6 +566,7 @@ enum {
         NFSPROC4_CLNT_SECINFO_NO_NAME,
         NFSPROC4_CLNT_TEST_STATEID,
         NFSPROC4_CLNT_FREE_STATEID,
+        NFSPROC4_CLNT_GETDEVICELIST,
 };
 
 /* nfs41 types */
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index feb312716c07..21f333eae3c8 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -235,6 +235,17 @@ struct nfs4_layoutget {
         gfp_t gfp_flags;
 };
 
+struct nfs4_getdevicelist_args {
+        const struct nfs_fh *fh;
+        u32 layoutclass;
+        struct nfs4_sequence_args seq_args;
+};
+
+struct nfs4_getdevicelist_res {
+        struct pnfs_devicelist *devlist;
+        struct nfs4_sequence_res seq_res;
+};
+
 struct nfs4_getdeviceinfo_args {
         struct pnfs_device *pdev;
         struct nfs4_sequence_args seq_args;