From patchwork Tue Jan 16 19:45:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 13521131 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 46AF46A343; Tue, 16 Jan 2024 19:46:50 +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=1705434411; cv=none; b=EPDh47pLb8mUmPE3ew2h0XJGAtHcMh9ekvmQvJ8+loyN567dZVqk3Gp/vjYOaox2QAF3EMUoLLa/33HmKMG7XozgpS7lcRBIBIy9KUnw/rX6VmTgM1uG+/8snWUfMExm2yM7p6NAQ+u6hrsPn42ITIYO/iW3zZoOJthpqP8/DJA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705434411; c=relaxed/simple; bh=YjY34dM1H484nLiPhaWW57Fe2QttFCAJUqyuIWnNlwk=; h=Received:DKIM-Signature:From:Date:Subject:MIME-Version: Content-Type:Content-Transfer-Encoding:Message-Id:References: In-Reply-To:To:Cc:X-Mailer:X-Developer-Signature:X-Developer-Key; b=NSYCohscd1I1IXFgwfzPGmpozHsjN+cO0IENNUOONGMs5KpfHT9/ZbQFr92vAn1UAXLoxcSQj7GNMk0pgnOFZ668gw5rRLtv1WPqdNgrepVeEROTrLmx2XqgB1pphRZYOAIyrti9eMpjSKHBLb8oJZJ7cwngsbyCW7ifplXqx9g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cdIgnA3S; 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="cdIgnA3S" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1C20FC43394; Tue, 16 Jan 2024 19:46:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705434410; bh=YjY34dM1H484nLiPhaWW57Fe2QttFCAJUqyuIWnNlwk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=cdIgnA3S5spCJgft8bPEQ2cSRTib2CYHHHVTd9QZbp7rSSRir0PSNW/5pJArEoBOp CCG7ZV4Vty+k0+LnwzyzCXPuNbf/8D+kc0cn1XIGDhoEK0V9QjYdH3xj2RkTgSl2lb nKJxdH5EQfZYvkItb+H9yEGXstuSVAYobGuep5JUV2yLZ8cuGe8ISrjja2efG0L1CX eUBZRsaNMBemw6nMOEd0JDq6UsttMvH0N8yJg9jh2A5zGwnRNRN9QzvwuzO9M43y8K Epuiddlc0Ogss/9Cuf5AY5kKRT6sacFBhZXaU3FSGvGhrWvuz+Z1m0l7ChNftHZ5/j 4nucu9vZGs3EA== From: Jeff Layton Date: Tue, 16 Jan 2024 14:45:57 -0500 Subject: [PATCH 01/20] filelock: split common fields into struct file_lock_core Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240116-flsplit-v1-1-c9d0f4370a5d@kernel.org> References: <20240116-flsplit-v1-0-c9d0f4370a5d@kernel.org> In-Reply-To: <20240116-flsplit-v1-0-c9d0f4370a5d@kernel.org> To: Christian Brauner , Alexander Viro , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , Christian Schoenebeck , David Howells , Marc Dionne , Xiubo Li , Ilya Dryomov , Alexander Aring , David Teigland , Miklos Szeredi , Andreas Gruenbacher , Trond Myklebust , Anna Schumaker , Chuck Lever , Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Jan Kara , Mark Fasheh , Joel Becker , Joseph Qi , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Namjae Jeon , Sergey Senozhatsky , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers Cc: linux-kernel@vger.kernel.org, v9fs@lists.linux.dev, linux-afs@lists.infradead.org, ceph-devel@vger.kernel.org, gfs2@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, ocfs2-devel@lists.linux.dev, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-trace-kernel@vger.kernel.org, Jeff Layton X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1316; i=jlayton@kernel.org; h=from:subject:message-id; bh=YjY34dM1H484nLiPhaWW57Fe2QttFCAJUqyuIWnNlwk=; b=owEBbQKS/ZANAwAIAQAOaEEZVoIVAcsmYgBlpt0grorncqc9kLnslpuIZeyPyWu2iH2b3i5B2 QhRt5u8LPSJAjMEAAEIAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCZabdIAAKCRAADmhBGVaC FbMvEACDnTZd0WkyKZFXw33wk0c2b7uo3MRrbTaAJ3SXB53MT5tXPsMrx/2rbi364MuRnoPP6bi Ys3m9vycKLXirGtEGtajbM2rYOPbebP7S9O+g1VFohLR1yLsN5joqExpg9aENC5dPj/lNHnSdr9 75WIVLpf7G0qyG78AxC9PJuPduxUntrA1wqjADiLA90eF1lozTSG9oLqgqpQ6VMOBwd0Kbs0a5i NDCVod8SRF0fiNddU9JOiAdT1FDgumShOCW9PUCd6uU5PV0N0dLx6JHt+7PTVPYoLT3lssNET7u VAWTej8G43paeJujEHZDrxniexM9BSVGH8c9xjv/H6lwcsOHrK2oYuNDvd7yDMty+3zHYgY62TT /hJ/tchNR3PxSGmvY+aeE4i7yty4fiJh0enq1fG/6/BPMvrpK0LqzHM/sLb4p8L0/7er89TolW/ 8m7NYvGWmzilgVDsLPfyaMzjOeP+YiFRh5XSrCh3Cq1tNsfW+6sr4MAucKQLcLXaxE2PQ/wXVP2 RVo6Q0PshEsg48lhuMGKOuyTjoKvVODmGMHNO92/xDemnCiZia4nc7lTSD8Px72ehl7408vGs6g amJflorwhY/bA5eWVETGdMDw7nt/06zb8dMl8qmXvG9sz/S54+3MvlnfNH842ZBqeaS3lrLhWLC n4OPtwY7WrvAqgw== X-Developer-Key: i=jlayton@kernel.org; a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 In a future patch, we're going to split file leases into their own structure. Since a lot of the underlying machinery uses the same fields move those into a new file_lock_core, and embed that inside struct file_lock. Signed-off-by: Jeff Layton --- include/linux/filelock.h | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/include/linux/filelock.h b/include/linux/filelock.h index 95e868e09e29..7825511c1c11 100644 --- a/include/linux/filelock.h +++ b/include/linux/filelock.h @@ -85,8 +85,9 @@ bool opens_in_grace(struct net *); * * Obviously, the last two criteria only matter for POSIX locks. */ -struct file_lock { - struct file_lock *fl_blocker; /* The lock, that is blocking us */ + +struct file_lock_core { + struct file_lock *fl_blocker; /* The lock that is blocking us */ struct list_head fl_list; /* link into file_lock_context */ struct hlist_node fl_link; /* node in global lists */ struct list_head fl_blocked_requests; /* list of requests with @@ -102,6 +103,10 @@ struct file_lock { int fl_link_cpu; /* what cpu's list is this on? */ wait_queue_head_t fl_wait; struct file *fl_file; +}; + +struct file_lock { + struct file_lock_core fl_core; loff_t fl_start; loff_t fl_end;