linux-kernel - [PATCH 0/2] nfsd: move delegated timestamps to being runtime disabled instead of compile time

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Message-Id: <20260122-delegts-v1-0-40fbb180556c@kernel.org>
Date: Thu, 22 Jan 2026 13:59:14 -0500
From: Jeff Layton <jlayton@...nel.org>
To: Chuck Lever <chuck.lever@...cle.com>, NeilBrown <neil@...wn.name>, 
 Olga Kornievskaia <okorniev@...hat.com>, Dai Ngo <Dai.Ngo@...cle.com>, 
 Tom Talpey <tom@...pey.com>
Cc: linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Jeff Layton <jlayton@...nel.org>
Subject: [PATCH 0/2] nfsd: move delegated timestamps to being runtime
 disabled instead of compile time

The delegated timestamp code seems to be working well enough that want
to just always enable it. There is a chance though that some clients or
workloads could still see problems, so this also adds a debugfs switch
to allow disabling them at runtime.

Signed-off-by: Jeff Layton <jlayton@...nel.org>
---
Jeff Layton (2):
      nfsd: add a runtime switch for disabling delegated timestamps
      nfsd: remove NFSD_V4_DELEG_TIMESTAMPS Kconfig option

 fs/nfsd/Kconfig     | 10 ----------
 fs/nfsd/debugfs.c   |  3 +++
 fs/nfsd/nfs4state.c | 11 ++++-------
 fs/nfsd/nfsd.h      |  1 +
 4 files changed, 8 insertions(+), 17 deletions(-)
---
base-commit: 2a1dde6dd823e94e0768e929566dd65cd74ca793
change-id: 20260122-delegts-150060ac7c9a

Best regards,
-- 
Jeff Layton <jlayton@...nel.org>