diff options
Diffstat (limited to 'fs/nfsd/nfs4proc.c')
| -rw-r--r-- | fs/nfsd/nfs4proc.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index ad44ad49274f..f6e06c779d09 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1135,18 +1135,43 @@ nfsd4_setattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, .na_iattr = &setattr->sa_iattr, .na_seclabel = &setattr->sa_label, }; + bool save_no_wcc, deleg_attrs; + struct nfs4_stid *st = NULL; struct inode *inode; __be32 status = nfs_ok; - bool save_no_wcc; int err; - if (setattr->sa_iattr.ia_valid & ATTR_SIZE) { + deleg_attrs = setattr->sa_bmval[2] & (FATTR4_WORD2_TIME_DELEG_ACCESS | + FATTR4_WORD2_TIME_DELEG_MODIFY); + + if (deleg_attrs || (setattr->sa_iattr.ia_valid & ATTR_SIZE)) { + int flags = WR_STATE; + + if (setattr->sa_bmval[2] & FATTR4_WORD2_TIME_DELEG_ACCESS) + flags |= RD_STATE; + status = nfs4_preprocess_stateid_op(rqstp, cstate, &cstate->current_fh, &setattr->sa_stateid, - WR_STATE, NULL, NULL); + flags, NULL, &st); if (status) return status; } + + if (deleg_attrs) { + status = nfserr_bad_stateid; + if (st->sc_type & SC_TYPE_DELEG) { + struct nfs4_delegation *dp = delegstateid(st); + + /* Only for *_ATTRS_DELEG flavors */ + if (deleg_attrs_deleg(dp->dl_type)) + status = nfs_ok; + } + } + if (st) + nfs4_put_stid(st); + if (status) + return status; + err = fh_want_write(&cstate->current_fh); if (err) return nfserrno(err); |