diff --git a/fs/nfsd/nfsproc.c b/fs/nfsd/nfsproc.c index 6ed13754290a..b8ddf21e70ea 100644 --- a/fs/nfsd/nfsproc.c +++ b/fs/nfsd/nfsproc.c @@ -875,6 +875,7 @@ nfserrno (int errno) { nfserr_serverfault, -ESERVERFAULT }, { nfserr_serverfault, -ENFILE }, { nfserr_io, -EREMOTEIO }, + { nfserr_stale, -EOPENSTALE }, { nfserr_io, -EUCLEAN }, { nfserr_perm, -ENOKEY }, { nfserr_no_grace, -ENOGRACE}, diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index deaf4a50550d..b343677b01ef 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -805,6 +805,7 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, umode_t type, int may_flags, struct file **filp) { __be32 err; + bool retried = false; validate_process_creds(); /* @@ -820,9 +821,16 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, umode_t type, */ if (type == S_IFREG) may_flags |= NFSD_MAY_OWNER_OVERRIDE; +retry: err = fh_verify(rqstp, fhp, type, may_flags); - if (!err) + if (!err) { err = __nfsd_open(rqstp, fhp, type, may_flags, filp); + if (err == nfserr_stale && !retried) { + retried = true; + fh_put(fhp); + goto retry; + } + } validate_process_creds(); return err; }