From patchwork Mon Mar 3 17:25:59 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 13999311 X-Patchwork-Delegate: cel@kernel.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 5FC5223ED75; Mon, 3 Mar 2025 17:26:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741022777; cv=none; b=NwW6JB7TLEGy1QPEGC+lDy8gzxrqRujlp6qIgm29w2gsQtRibKsPmMawvLrvPJHjoVfm/ORPd0m465O6NgcNb4Au3irTw++jeHfHjeFIsf6Pj7CDlZeo2tG9+D9VOEt+UN7stODxP9ozQupay0cGA3fmUdqu07L87S3xtXXSAuc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741022777; c=relaxed/simple; bh=TLjwn8OvC2xRxNHgLGlT6YzixDeTdY+umrapqFPiZi0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=qRo/a+r4KGmfa5nNe3MP8+BCsOIWEvnucPU+fmzQ2Lvnn5BhzBB/uNrsN6MZxE/g6Rw4qgdBVTVtaDDFX3FOhVSugHix8DlDcTRuv5wgyEdMhp4YHzZw+WMImp84ICaFWjPGHAH6I8jivcgBTLRZzyzkzcFSQBvqXXDPjiiLxV4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OKxibQsr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="OKxibQsr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4B427C4CEEA; Mon, 3 Mar 2025 17:26:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741022776; bh=TLjwn8OvC2xRxNHgLGlT6YzixDeTdY+umrapqFPiZi0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=OKxibQsrqsSTlM968LNwlspsWF8Uy/fTD+rLkV7irdXi6/9OQ8qqhyZFKu3/P9xj5 y72faIAopJY9IC59BdkC9iWfKlT8/ZegSEZJqAWQqF1sQMrcWt2bMbeff4vjXjUkkU kQWHrppB8ZCI0ErgE+VtucS2NEBNm3z3INO/RZfyX3KycdROBFie3ZV68bTEF4hpgq fPWcmKWODgIZlLTmWUk4QgvoKmKewb6MKmTBsQ5LvqYLbq2Ss24rS3xBeAXrM+1imt QK8EkU8Orqp2qoYSlJBVnVsU0ufpAXeFnhPtBRHQ62qJTw5ICV3Bk+/ViLjMfqiGKh 9//8kiqIlkplg== From: Jeff Layton Date: Mon, 03 Mar 2025 12:25:59 -0500 Subject: [PATCH 1/5] nfsd: reorganize struct nfs4_delegation for better packing Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250303-nfsd-cleanup-v1-1-14068e8f59c5@kernel.org> References: <20250303-nfsd-cleanup-v1-0-14068e8f59c5@kernel.org> In-Reply-To: <20250303-nfsd-cleanup-v1-0-14068e8f59c5@kernel.org> To: Chuck Lever , Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey Cc: linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org, Jeff Layton X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=731; i=jlayton@kernel.org; h=from:subject:message-id; bh=TLjwn8OvC2xRxNHgLGlT6YzixDeTdY+umrapqFPiZi0=; b=owEBbQKS/ZANAwAIAQAOaEEZVoIVAcsmYgBnxeY1vpggjGoEj3YtDf3e7GWM44RrbydQi9fQO Yfp6tgzRPKJAjMEAAEIAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCZ8XmNQAKCRAADmhBGVaC FRKJD/9CpXM4lbJxvqIwY2WxIDJQFCHSJopqNTHXtjxmm6NZwkGcXNHRM/czh7P5n1fuvXHUZJY uSFyzgpil3n1XHwFhisEfrzJJEGpPFQo7QrhykUM99K+M72bHjxXRw7idlxLD/m3cAHQa5fkXKN f43ucScxXTc2z5dDo+cKieHJIEiLGPQjoWIzysv3SE6xjlqG1tItF0mrScYW4jdx/3mEctl7JmM +H6a4JljVgNkDPoXQbg9pnNWCMaL2moQCGIxDRw6lf55ODJc1ToYV5d9TnoqusT0peul5DEShZd yND58EAqTXxeHsZIKXvKmiasViraVv9PEQIJwARzNNkJv2V4H3WXV9mU2DS1JSwo7QkdmbtG8yq kHUgVqOyin9S28NK8/43tSBA6W1p002EfxRsEhZMaO3YdI0AdU1TAkaq+/GK8xGF2KM2PolegP3 WEMFJrXk0k7gGi4ph1lJoZ0vr0si/rYGIK7Gs4FjHsDM2+3Rmm7MtDdPtgpA1+7ZQ1gjvA5qYw/ ApTkIETwtJVbnxTmsHwkb4G+buQpoMmYky9AL6D24dtfUs4YUpkVvjnE1+ns1kM6DqlLoWrJAUK jQbi9caFjaBYxgHS31PTfyMcnXledj0ComQeXeha/Vy9IyUHCcndGXEb3S1PBbsyNM3XSVvOupa QnlYCyTE4OyxW1g== X-Developer-Key: i=jlayton@kernel.org; a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 Move dl_type field above dl_time, which shaves 8 bytes off this struct. Signed-off-by: Jeff Layton --- fs/nfsd/state.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h index 0537f5c001a4d581433ca5aca235188fe68b14e5..625a77107d29121d630d456183e01c9f903f758a 100644 --- a/fs/nfsd/state.h +++ b/fs/nfsd/state.h @@ -215,8 +215,8 @@ struct nfs4_delegation { struct list_head dl_perclnt; struct list_head dl_recall_lru; /* delegation recalled */ struct nfs4_clnt_odstate *dl_clnt_odstate; - u32 dl_type; time64_t dl_time; + u32 dl_type; /* For recall: */ int dl_retries; struct nfsd4_callback dl_recall;