From d78786f17f03109c3e9c7043b1b63f947afb0ee0 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 8 May 2024 06:15:09 +0200 Subject: Merging upstream version 4.19.282. Signed-off-by: Daniel Baumann --- fs/nfsd/nfs4xdr.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'fs/nfsd/nfs4xdr.c') diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 96b79bd90..c82f89832 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -3102,6 +3102,17 @@ nfsd4_encode_dirent(void *ccdv, const char *name, int namlen, case nfserr_noent: xdr_truncate_encode(xdr, start_offset); goto skip_entry; + case nfserr_jukebox: + /* + * The pseudoroot should only display dentries that lead to + * exports. If we get EJUKEBOX here, then we can't tell whether + * this entry should be included. Just fail the whole READDIR + * with NFS4ERR_DELAY in that case, and hope that the situation + * will resolve itself by the client's next attempt. + */ + if (cd->rd_fhp->fh_export->ex_flags & NFSEXP_V4ROOT) + goto fail; + /* fallthrough */ default: /* * If the client requested the RDATTR_ERROR attribute, -- cgit v1.2.3