NFSv4: Fix underestimate of NFSv4 lookup request size
Also fix up the underestimate of fs_locations
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index f6068bf..4c8f67d 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -119,8 +119,8 @@
3 + (NFS4_VERIFIER_SIZE >> 2))
#define decode_setclientid_confirm_maxsz \
(op_decode_hdr_maxsz)
-#define encode_lookup_maxsz (op_encode_hdr_maxsz + \
- 1 + ((3 + NFS4_FHSIZE) >> 2))
+#define encode_lookup_maxsz (op_encode_hdr_maxsz + nfs4_name_maxsz)
+#define decode_lookup_maxsz (op_decode_hdr_maxsz)
#define encode_share_access_maxsz \
(2)
#define encode_createmode_maxsz (1 + nfs4_fattr_maxsz)
@@ -161,6 +161,10 @@
nfs4_fattr_bitmap_maxsz)
#define encode_delegreturn_maxsz (op_encode_hdr_maxsz + 4)
#define decode_delegreturn_maxsz (op_decode_hdr_maxsz)
+#define encode_fs_locations_maxsz \
+ (encode_getattr_maxsz)
+#define decode_fs_locations_maxsz \
+ (0)
#define NFS4_enc_compound_sz (1024) /* XXX: large enough? */
#define NFS4_dec_compound_sz (1024) /* XXX: large enough? */
#define NFS4_enc_read_sz (compound_encode_hdr_maxsz + \
@@ -327,7 +331,7 @@
encode_getfh_maxsz)
#define NFS4_dec_lookup_sz (compound_decode_hdr_maxsz + \
decode_putfh_maxsz + \
- op_decode_hdr_maxsz + \
+ decode_lookup_maxsz + \
decode_getattr_maxsz + \
decode_getfh_maxsz)
#define NFS4_enc_lookup_root_sz (compound_encode_hdr_maxsz + \
@@ -446,12 +450,13 @@
#define NFS4_enc_fs_locations_sz \
(compound_encode_hdr_maxsz + \
encode_putfh_maxsz + \
- encode_getattr_maxsz)
+ encode_lookup_maxsz + \
+ encode_fs_locations_maxsz)
#define NFS4_dec_fs_locations_sz \
(compound_decode_hdr_maxsz + \
decode_putfh_maxsz + \
- op_decode_hdr_maxsz + \
- nfs4_fattr_bitmap_maxsz)
+ decode_lookup_maxsz + \
+ decode_fs_locations_maxsz)
static struct {
unsigned int mode;