NFSv4: Define an fs_locations bitmap
This is (similar to getattr bitmap) but includes fs_locations and
mounted_on_fileid attributes. Use this bitmap for encoding in fs_locations
requests.
Note: We can probably do better by requesting locations as part of fsinfo
itself.
Signed-off-by: Manoj Naik <manoj@almaden.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 4b6613f..646f16d 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -731,6 +731,13 @@
bitmask[1] & nfs4_fsinfo_bitmap[1]);
}
+static int encode_fs_locations(struct xdr_stream *xdr, const u32* bitmask)
+{
+ return encode_getattr_two(xdr,
+ bitmask[0] & nfs4_fs_locations_bitmap[0],
+ bitmask[1] & nfs4_fs_locations_bitmap[1]);
+}
+
static int encode_getfh(struct xdr_stream *xdr)
{
uint32_t *p;
@@ -2030,10 +2037,10 @@
goto out;
if ((status = encode_lookup(&xdr, args->name)) != 0)
goto out;
- if ((status = encode_getfattr(&xdr, args->bitmask)) != 0)
+ if ((status = encode_fs_locations(&xdr, args->bitmask)) != 0)
goto out;
/* set up reply
- * toplevel_status + taglen + rescount + OP_PUTFH + status
+ * toplevel_status + OP_PUTFH + status
* + OP_LOOKUP + status + OP_GETATTR + status = 7
*/
replen = (RPC_REPHDRSIZE + auth->au_rslack + 7) << 2;