nfsd4: more sessions/open-owner-replay cleanup

More logic that's unnecessary in the 4.1 case.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>

diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index c97bb42..5dee811 100644 (file)
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -191,9 +191,18 @@ static __be32 nfsd_check_obj_isreg(struct svc_fh *fh)
        return nfserr_symlink;
 }
 
+static void nfsd4_set_open_owner_reply_cache(struct nfsd4_compound_state *cstate, struct nfsd4_open *open, struct svc_fh *resfh)
+{
+       if (nfsd4_has_session(cstate))
+               return;
+       fh_copy_shallow(&open->op_openowner->oo_owner.so_replay.rp_openfh,
+                       &resfh->fh_handle);
+}
+
 static __be32
-do_open_lookup(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_open *open)
+do_open_lookup(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_open *open)
 {
+       struct svc_fh *current_fh = &cstate->current_fh;
        struct svc_fh *resfh;
        int accmode;
        __be32 status;
@@ -252,9 +261,7 @@ do_open_lookup(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_o
        if (is_create_with_attrs(open) && open->op_acl != NULL)
                do_set_nfs4_acl(rqstp, resfh, open->op_acl, open->op_bmval);
 
-       /* set reply cache */
-       fh_copy_shallow(&open->op_openowner->oo_owner.so_replay.rp_openfh,
-                       &resfh->fh_handle);
+       nfsd4_set_open_owner_reply_cache(cstate, open, resfh);
        accmode = NFSD_MAY_NOP;
        if (open->op_created)
                accmode |= NFSD_MAY_OWNER_OVERRIDE;
@@ -268,8 +275,9 @@ out:
 }
 
 static __be32
-do_open_fhandle(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_open *open)
+do_open_fhandle(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_open *open)
 {
+       struct svc_fh *current_fh = &cstate->current_fh;
        __be32 status;
 
        /* We don't know the target directory, and therefore can not
@@ -278,9 +286,7 @@ do_open_fhandle(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_
 
        memset(&open->op_cinfo, 0, sizeof(struct nfsd4_change_info));
 
-       /* set replay cache */
-       fh_copy_shallow(&open->op_openowner->oo_owner.so_replay.rp_openfh,
-                       &current_fh->fh_handle);
+       nfsd4_set_open_owner_reply_cache(cstate, open, current_fh);
 
        open->op_truncate = (open->op_iattr.ia_valid & ATTR_SIZE) &&
                (open->op_iattr.ia_size == 0);
@@ -372,8 +378,7 @@ nfsd4_open(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
        switch (open->op_claim_type) {
                case NFS4_OPEN_CLAIM_DELEGATE_CUR:
                case NFS4_OPEN_CLAIM_NULL:
-                       status = do_open_lookup(rqstp, &cstate->current_fh,
-                                               open);
+                       status = do_open_lookup(rqstp, cstate, open);
                        if (status)
                                goto out;
                        break;
@@ -386,8 +391,7 @@ nfsd4_open(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
                                goto out;
                case NFS4_OPEN_CLAIM_FH:
                case NFS4_OPEN_CLAIM_DELEG_CUR_FH:
-                       status = do_open_fhandle(rqstp, &cstate->current_fh,
-                                                open);
+                       status = do_open_fhandle(rqstp, cstate, open);
                        if (status)
                                goto out;
                        break;