From patchwork Fri Oct 25 06:33:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 13850091 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 4103418BC1C for ; Fri, 25 Oct 2024 06:33:14 +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=1729837995; cv=none; b=TOw9SxhZgUEtUGIJlpqdCCVp5LCf1BPX6XwFKf4XtiyW9NUn2IPyzs8fVgDoXIQCQGHyG4xRiVnSN03onkTSdLOa+tqxQSrZ54lfs/MsobChGXvt7kP9yjMI+I66p1vgWsid3Gm23BKXshMLzcVZ3QQnIt548Z+QYR9iw341FB0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729837995; c=relaxed/simple; bh=4DS8L5WVIa4gPNTrXKdfv8k0OFViohtUcUB3oluJjQQ=; h=Date:Subject:From:To:Cc:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=oAz2kkgA+lpwGn6r/hSyAk9Ao+rL1h13s0mFuoxIL8LZBLJh4NPT6sUm+2v01JgUZFErOMj9TS46Kt6BrvCeMVXAW2nHVgV3AME4AXIiE8Cw66JWALrzu8DIDbSIy/LNiuGIKbjxIXMOfLXYpavLu1dHRgEIVV//dYh9uD+pspQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=A68byGc6; 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="A68byGc6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B9B74C4CEC3; Fri, 25 Oct 2024 06:33:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729837994; bh=4DS8L5WVIa4gPNTrXKdfv8k0OFViohtUcUB3oluJjQQ=; h=Date:Subject:From:To:Cc:In-Reply-To:References:From; b=A68byGc6kg3SK92WP4910LDeTdZL+FKKEhk+CXY9i0tJSSaFMltdsrZHHbnMqmbGr SwO0SNqQ23TSjnn/0RVNzHsxoRc9EIadyt25qP1dWqjDUUwuwMQJtA02qUkgI94wuq 0i9QmHslGw/rvLW9YuaF30BDctGJXI18gST82pjasqvAuImu5pL5ygWCIJFSQ3G7PR qbSWpxcCJEdAkxgi+fVhi4zdi4Lafeji3Y+90BhgzdfIIFkxhWl82nZQgiuGbx2jpc RdZLSVWh6ZKpwKNj/MQp2xPfCr1vM71DrRE5pILLyElZ5pZs097cJTUx4pcQkiEznw 1D0Hf18iyXCmw== Date: Thu, 24 Oct 2024 23:33:14 -0700 Subject: [PATCH 3/7] libxfs: remove unused xfs_inode fields From: "Darrick J. Wong" To: cem@kernel.org, aalbersh@kernel.org, djwong@kernel.org Cc: linux-xfs@vger.kernel.org, hch@lst.de Message-ID: <172983773375.3040944.3625887079395000900.stgit@frogsfrogsfrogs> In-Reply-To: <172983773323.3040944.5615240418900510348.stgit@frogsfrogsfrogs> References: <172983773323.3040944.5615240418900510348.stgit@frogsfrogsfrogs> Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Darrick J. Wong Remove these unused fields; on the author's system this reduces the struct size from 560 bytes to 448. Signed-off-by: Darrick J. Wong --- include/xfs_inode.h | 4 ---- 1 file changed, 4 deletions(-) diff --git a/include/xfs_inode.h b/include/xfs_inode.h index 170cc5288d3645..f250102ff19d65 100644 --- a/include/xfs_inode.h +++ b/include/xfs_inode.h @@ -215,7 +215,6 @@ typedef struct xfs_inode { struct xfs_mount *i_mount; /* fs mount struct ptr */ xfs_ino_t i_ino; /* inode number (agno/agino) */ struct xfs_imap i_imap; /* location for xfs_imap() */ - struct xfs_buftarg i_dev; /* dev for this inode */ struct xfs_ifork *i_cowfp; /* copy on write extents */ struct xfs_ifork i_df; /* data fork */ struct xfs_ifork i_af; /* attribute fork */ @@ -239,9 +238,6 @@ typedef struct xfs_inode { xfs_agino_t i_next_unlinked; xfs_agino_t i_prev_unlinked; - xfs_extnum_t i_cnextents; /* # of extents in cow fork */ - unsigned int i_cformat; /* format of cow fork */ - xfs_fsize_t i_size; /* in-memory size */ struct inode i_vnode; } xfs_inode_t;