linux-kernel - [PATCH 5.10 023/158] NFSv4.1: Handle NFS4ERR_DELAY replies to OP

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Message-Id: <20220823080047.027881348@linuxfoundation.org>
Date:   Tue, 23 Aug 2022 10:25:55 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Trond Myklebust <trond.myklebust@...merspace.com>
Subject: [PATCH 5.10 023/158] NFSv4.1: Handle NFS4ERR_DELAY replies to OP_SEQUENCE correctly

From: Trond Myklebust <trond.myklebust@...merspace.com>

commit 7ccafd4b2b9f34e6d8185f796f151c47424e273e upstream.

Don't assume that the NFS4ERR_DELAY means that the server is processing
this slot id.

Fixes: 3453d5708b33 ("NFSv4.1: Avoid false retries when RPC calls are interrupted")
Signed-off-by: Trond Myklebust <trond.myklebust@...merspace.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 fs/nfs/nfs4proc.c |    1 -
 1 file changed, 1 deletion(-)

--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -859,7 +859,6 @@ static int nfs41_sequence_process(struct
 			__func__,
 			slot->slot_nr,
 			slot->seq_nr);
-		nfs4_slot_sequence_acked(slot, slot->seq_nr);
 		goto out_retry;
 	case -NFS4ERR_RETRY_UNCACHED_REP:
 	case -NFS4ERR_SEQ_FALSE_RETRY: