From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/fs/nfsd/nfs4xdr.c | 38 +++++++++++++++++++++++---------------
1 files changed, 23 insertions(+), 15 deletions(-)
diff --git a/kernel/fs/nfsd/nfs4xdr.c b/kernel/fs/nfsd/nfs4xdr.c
index cc605ee..dbfa24c 100644
--- a/kernel/fs/nfsd/nfs4xdr.c
+++ b/kernel/fs/nfsd/nfs4xdr.c
@@ -3405,6 +3405,17 @@
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,
@@ -3694,7 +3705,7 @@
p = xdr_reserve_space(xdr, 32);
if (!p)
return nfserr_resource;
- *p++ = cpu_to_be32(0);
+ *p++ = cpu_to_be32(open->op_recall);
/*
* TODO: space_limit's in delegations
@@ -4396,20 +4407,17 @@
*p++ = cpu_to_be32(gdev->gd_layout_type);
- /* If maxcount is 0 then just update notifications */
- if (gdev->gd_maxcount != 0) {
- ops = nfsd4_layout_ops[gdev->gd_layout_type];
- nfserr = ops->encode_getdeviceinfo(xdr, gdev);
- if (nfserr) {
- /*
- * We don't bother to burden the layout drivers with
- * enforcing gd_maxcount, just tell the client to
- * come back with a bigger buffer if it's not enough.
- */
- if (xdr->buf->len + 4 > gdev->gd_maxcount)
- goto toosmall;
- return nfserr;
- }
+ ops = nfsd4_layout_ops[gdev->gd_layout_type];
+ nfserr = ops->encode_getdeviceinfo(xdr, gdev);
+ if (nfserr) {
+ /*
+ * We don't bother to burden the layout drivers with
+ * enforcing gd_maxcount, just tell the client to
+ * come back with a bigger buffer if it's not enough.
+ */
+ if (xdr->buf->len + 4 > gdev->gd_maxcount)
+ goto toosmall;
+ return nfserr;
}
if (gdev->gd_notify_types) {
--
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