From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0E04364A8D for ; Fri, 17 Jul 2026 00:12:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784247156; cv=none; b=QHqSK1UsRvQSCDFQ7p2W8aao06FmJ1Tfo78SAuGHSsVcoVPiaIWtUnb1GerPU0IZhR/k5FwUue5RzpyCSDxhqGIc3p3dJWaIZl0qN+3zzWWT6esMjc9x6jDCZF6asR/4zHa8LtXe73if6ybUAXXdHDzuUcBJ9Iom12g8qkspmc0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784247156; c=relaxed/simple; bh=r/FrWBZWkVRxKCAJ/F8DveP5a9KO7IaTljlfKPVcDsM=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=ni1dAAfLmIQPnoGu74tXCREdnhSUwAQz1CjDcO0AglprvMKubFoa16qWNoIlIyx0/owhbsVElesybl+1bc3ZrVruCUM1yfbGMWh3CDJ9pEYuinNTAzDsxo6eNE86Tyl4WDhE6R5Q+3JwcTbWuxnK/Rt50Qxh7GgKSHtDP8QOTwQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UI1sPqiE; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="UI1sPqiE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 157B41F000E9; Fri, 17 Jul 2026 00:12:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784247154; bh=ZCn/VwpX8P4sIKjTBVnWkEhpSW3U60LXdwydxiUfFH4=; h=From:To:Cc:Subject:Date; b=UI1sPqiETH2X4Ja8PfghzbMwoF68c9B4CpHIwYexsIQCVd2agzi3CN0ktDTxT8YmX y/FlNxUXycbufexiNc9cKzxhHEm9x2F9h7bUUacHMv52FpgIeEbJduxUm5rm8bNMCo nbayu5d44bmWpgv7ovaspl977cqD9b5fMVEQdczfEGegl+iktcJmzIocjKASSKfxHv 89zimaV54zOIjsJyUXy8Rs3RoAlsfIXQBwbY3+VtALVbEiOML7cVkQ71qA2g/vf92F 0gNVi8bv88nYE2GPQ3sNJZGAW6BgxUUQL6h6ZnaaeKiEx53Dm0TzpSITF8SBYxrjat aHoRnswvCqbtw== From: Chuck Lever To: NeilBrown , Jeff Layton , Olga Kornievskaia , Dai Ngo , Tom Talpey Cc: Subject: [PATCH 0/5] Minor NFSD global DRC clean-ups Date: Thu, 16 Jul 2026 20:12:27 -0400 Message-ID: <20260717001232.438792-1-cel@kernel.org> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit I'm working on a series of global DRC improvements. A few minor clean-ups are ready for merge now. Chuck Lever (5): NFSD: Fix off-by-one in DRC bucket pruning limit NFSD: Eliminate percpu counter contention in DRC memory accounting NFSD: Eliminate percpu counter contention in reply cache statistics NFSD: Eliminate percpu counter contention in IO byte accounting NFSD: Document reply_cache_stats ABI .../ABI/testing/procfs-nfsd-reply_cache_stats | 38 +++++++++ fs/nfsd/nfscache.c | 2 +- fs/nfsd/stats.h | 78 ++++++++++++++++--- 3 files changed, 108 insertions(+), 10 deletions(-) create mode 100644 Documentation/ABI/testing/procfs-nfsd-reply_cache_stats -- 2.54.0