From patchwork Thu Jan 25 10:42:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 13530392 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 CEC595811C; Thu, 25 Jan 2024 10:43:53 +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=1706179433; cv=none; b=u7TvCoHXe+AMkseLQALAfJ0zspPSJ2rUEHviKJUk+EJcT0mtCS0yyCEe7fWHYOhY/tlxXHDhJtR/ghLW08L0+uPe5lITldrmOwUin25D1+46xIrpw29ro1yEK2WXWI/bY/EzX3TLTEuMcdH8wsK0M+fdvjVv8Zx2ArDCFiOYujs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706179433; c=relaxed/simple; bh=ubY3n9hN/a89LmkUDO1CrPvf9UviObZkZpYE/XnJyfk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=LF17dsFRvzG+9STLP/3Pcn0nx0TP/5tZ+k8FovU2GkfCIuJRmcOLln5yiC7hjDmHgd7fvJsHGb4ZCJQRk0HMG6S9GHAKIT1p+rrcYUs003u7j7aCdmWhwYZqkOz4UF3u7tT/uxbCN522DR44JsNhurOxS9u13lP227S3QM0bEkI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F71Pz9RJ; 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="F71Pz9RJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B2661C43142; Thu, 25 Jan 2024 10:43:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706179433; bh=ubY3n9hN/a89LmkUDO1CrPvf9UviObZkZpYE/XnJyfk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=F71Pz9RJpiZ5UqyWN4oWOP1Ly+uHbe8S/Y7FvmdYcJsfZEoyr7Uuz3HuWe7MamYEy iYNEeIHhGomBkrDwXnIkpQM6RavXF9pX7od1OrRRKnFrjyMbW6rcPcNea/TVByCfqV BMy5SUWBktAuSlCfMyjdJCQU0gVPypSsifJfTv3QKq7hrQ8AffWPdYnZ0afscietPz Ah/dwK2azpOcvBNSYIA20jueogMFS27uooo6Fx0uJRwpxn5zV9KfECbLC1Ca7bE8wL bMGIbd7pM1a0N5mUccCv+NFpQBpswGGDmabjJDCeGU3xBWD2TvaTkUuelm4yVvLUXc GfaPM+awVjGgA== From: Jeff Layton Date: Thu, 25 Jan 2024 05:42:51 -0500 Subject: [PATCH v2 10/41] filelock: split common fields into struct file_lock_core Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240125-flsplit-v2-10-7485322b62c7@kernel.org> References: <20240125-flsplit-v2-0-7485322b62c7@kernel.org> In-Reply-To: <20240125-flsplit-v2-0-7485322b62c7@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 , Shyam Prasad N , Namjae Jeon , Sergey Senozhatsky , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Ronnie Sahlberg 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, linux-trace-kernel@vger.kernel.org, Jeff Layton X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=11789; i=jlayton@kernel.org; h=from:subject:message-id; bh=ubY3n9hN/a89LmkUDO1CrPvf9UviObZkZpYE/XnJyfk=; b=owEBbQKS/ZANAwAIAQAOaEEZVoIVAcsmYgBlsjs7sJlTDxQhrtxIbkFCh7zEKGtBXMEoHSO5U jDHomb0WD6JAjMEAAEIAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCZbI7OwAKCRAADmhBGVaC FVEGD/4rA87KmcREmpuhtl9ha3piBe0MPQAn3yW2MfYIwfh7fyuq1fSXrp1ibmf5aJx0BxWRGos xL9Zbe3rt1x+UKkIdkMPhN4fVd7eM64uLLul/fFJ3Jp8YgBsJiU6i+8a85tf4GASv9u9DZrz2L3 BqLGZ2nKPWClffCPTHL8pyiDaxLHIVCBl4vtMAO/x8Qrv+dvuNYbANYu+n5xDeDXzVvR9h+cifz pB+59j4hoVO1+662r3FfwUBWFQOEkVAkJD+88VtuNul92rIDZ/Bihanu8qVm7nRiYx86ljgYv1G TEQg9+sevX2pkh2AW1uxEiBZyd+eWbQVEscoAz4B8jGuAzvw5sUz5+ShjpyVTiMyRq0KFPiXwvq NsLWoXxhCeATlw276QAxFivWnzb03DePpVJnfwHsMYt9JO5UO3b5n7OliFdr0mNQ6XWqWLMV/kA 8fX/+GrnXgsw709quoLOtKj4uN4wahzqlFPcB2j9+a24ETquy4hxWgevOKiwscOu7bKujv78MIv waLppltzK1qtzoRwJIOMGtrxJO2gGMax59Tl+/9Tz/4EOOiT03FgqaUkJ5pNgtXpPLVou/T4spX zzWLpolgKzRuEBQZc08Jkb8zxJd8HDBkCcXnAnOX/IfwHiKPChlJ4Vj+Qj9irCqxQZEv1hxRtBN VyHUKsirEL/lXUg== 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. For now, add some macros to ensure that we can continue to build while the conversion is in progress. Signed-off-by: Jeff Layton --- fs/9p/vfs_file.c | 1 + fs/afs/internal.h | 1 + fs/ceph/locks.c | 1 + fs/dlm/plock.c | 1 + fs/gfs2/file.c | 1 + fs/lockd/clntproc.c | 1 + fs/locks.c | 1 + fs/nfs/file.c | 1 + fs/nfs/nfs4_fs.h | 1 + fs/nfs/write.c | 1 + fs/nfsd/netns.h | 1 + fs/ocfs2/locks.c | 1 + fs/ocfs2/stack_user.c | 1 + fs/open.c | 2 +- fs/posix_acl.c | 4 ++-- fs/smb/client/cifsglob.h | 1 + fs/smb/client/cifssmb.c | 1 + fs/smb/client/file.c | 3 ++- fs/smb/client/smb2file.c | 1 + fs/smb/server/smb2pdu.c | 1 + fs/smb/server/vfs.c | 1 + include/linux/filelock.h | 47 ++++++++++++++++++++++++++++++++++------------- include/linux/lockd/xdr.h | 3 ++- 23 files changed, 59 insertions(+), 18 deletions(-) diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index 3df8aa1b5996..a1dabcf73380 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -9,6 +9,7 @@ #include #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/afs/internal.h b/fs/afs/internal.h index 9c03fcf7ffaa..f5dd428e40f4 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -9,6 +9,7 @@ #include #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/ceph/locks.c b/fs/ceph/locks.c index e07ad29ff8b9..ccb358c398ca 100644 --- a/fs/ceph/locks.c +++ b/fs/ceph/locks.c @@ -7,6 +7,7 @@ #include "super.h" #include "mds_client.h" +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include diff --git a/fs/dlm/plock.c b/fs/dlm/plock.c index 1b66b2d2b801..b89dca1d51b0 100644 --- a/fs/dlm/plock.c +++ b/fs/dlm/plock.c @@ -4,6 +4,7 @@ */ #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index 992ca4effb50..9e7cd054e924 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -15,6 +15,7 @@ #include #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/lockd/clntproc.c b/fs/lockd/clntproc.c index cc596748e359..1f71260603b7 100644 --- a/fs/lockd/clntproc.c +++ b/fs/lockd/clntproc.c @@ -12,6 +12,7 @@ #include #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/locks.c b/fs/locks.c index 87212f86eca9..cee3f183a872 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -48,6 +48,7 @@ * children. * */ +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 8577ccf621f5..3c9a8ad91540 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -31,6 +31,7 @@ #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include "delegation.h" diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index 581698f1b7b2..752224a48f1c 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -23,6 +23,7 @@ #define NFS4_MAX_LOOP_ON_RECOVER (10) #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include struct idmap; diff --git a/fs/nfs/write.c b/fs/nfs/write.c index bb79d3a886ae..ed837a3675cf 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -25,6 +25,7 @@ #include #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include diff --git a/fs/nfsd/netns.h b/fs/nfsd/netns.h index 74b4360779a1..fd91125208be 100644 --- a/fs/nfsd/netns.h +++ b/fs/nfsd/netns.h @@ -10,6 +10,7 @@ #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/ocfs2/locks.c b/fs/ocfs2/locks.c index f37174e79fad..8a9970dc852e 100644 --- a/fs/ocfs2/locks.c +++ b/fs/ocfs2/locks.c @@ -8,6 +8,7 @@ */ #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include diff --git a/fs/ocfs2/stack_user.c b/fs/ocfs2/stack_user.c index 9b76ee66aeb2..460c882c5384 100644 --- a/fs/ocfs2/stack_user.c +++ b/fs/ocfs2/stack_user.c @@ -9,6 +9,7 @@ #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/open.c b/fs/open.c index a84d21e55c39..0a73afe04d34 100644 --- a/fs/open.c +++ b/fs/open.c @@ -1364,7 +1364,7 @@ struct file *filp_open(const char *filename, int flags, umode_t mode) { struct filename *name = getname_kernel(filename); struct file *file = ERR_CAST(name); - + if (!IS_ERR(name)) { file = file_open_name(name, flags, mode); putname(name); diff --git a/fs/posix_acl.c b/fs/posix_acl.c index e1af20893ebe..6bf587d1a9b8 100644 --- a/fs/posix_acl.c +++ b/fs/posix_acl.c @@ -786,12 +786,12 @@ struct posix_acl *posix_acl_from_xattr(struct user_namespace *userns, return ERR_PTR(count); if (count == 0) return NULL; - + acl = posix_acl_alloc(count, GFP_NOFS); if (!acl) return ERR_PTR(-ENOMEM); acl_e = acl->a_entries; - + for (end = entry + count; entry != end; acl_e++, entry++) { acl_e->e_tag = le16_to_cpu(entry->e_tag); acl_e->e_perm = le16_to_cpu(entry->e_perm); diff --git a/fs/smb/client/cifsglob.h b/fs/smb/client/cifsglob.h index 20036fb16cec..fcda4c77c649 100644 --- a/fs/smb/client/cifsglob.h +++ b/fs/smb/client/cifsglob.h @@ -26,6 +26,7 @@ #include #include "../common/smb2pdu.h" #include "smb2pdu.h" +#define _NEED_FILE_LOCK_FIELD_MACROS #include #define SMB_PATH_MAX 260 diff --git a/fs/smb/client/cifssmb.c b/fs/smb/client/cifssmb.c index 01e89070df5a..e19ecf692c20 100644 --- a/fs/smb/client/cifssmb.c +++ b/fs/smb/client/cifssmb.c @@ -15,6 +15,7 @@ /* want to reuse a stale file handle and only the caller knows the file info */ #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/smb/client/file.c b/fs/smb/client/file.c index 3a213432775b..dd87b2ef24dc 100644 --- a/fs/smb/client/file.c +++ b/fs/smb/client/file.c @@ -9,6 +9,7 @@ * */ #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include @@ -2951,7 +2952,7 @@ static int cifs_writepages_region(struct address_space *mapping, continue; } - folio_batch_release(&fbatch); + folio_batch_release(&fbatch); cond_resched(); } while (wbc->nr_to_write > 0); diff --git a/fs/smb/client/smb2file.c b/fs/smb/client/smb2file.c index e0ee96d69d49..cd225d15a7c5 100644 --- a/fs/smb/client/smb2file.c +++ b/fs/smb/client/smb2file.c @@ -7,6 +7,7 @@ * */ #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index ba7a72a6a4f4..d12d11cdea29 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -12,6 +12,7 @@ #include #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include "glob.h" diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c index a6961bfe3e13..d0686ec344f5 100644 --- a/fs/smb/server/vfs.c +++ b/fs/smb/server/vfs.c @@ -6,6 +6,7 @@ #include #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include diff --git a/include/linux/filelock.h b/include/linux/filelock.h index 95e868e09e29..0c0db7f20ff6 100644 --- a/include/linux/filelock.h +++ b/include/linux/filelock.h @@ -85,23 +85,44 @@ 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 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 + +struct file_lock_core { + struct file_lock *flc_blocker; /* The lock that is blocking us */ + struct list_head flc_list; /* link into file_lock_context */ + struct hlist_node flc_link; /* node in global lists */ + struct list_head flc_blocked_requests; /* list of requests with * ->fl_blocker pointing here */ - struct list_head fl_blocked_member; /* node in + struct list_head flc_blocked_member; /* node in * ->fl_blocker->fl_blocked_requests */ - fl_owner_t fl_owner; - unsigned int fl_flags; - unsigned char fl_type; - unsigned int fl_pid; - int fl_link_cpu; /* what cpu's list is this on? */ - wait_queue_head_t fl_wait; - struct file *fl_file; + fl_owner_t flc_owner; + unsigned int flc_flags; + unsigned char flc_type; + unsigned int flc_pid; + int flc_link_cpu; /* what cpu's list is this on? */ + wait_queue_head_t flc_wait; + struct file *flc_file; +}; + +/* Temporary macros to allow building during coccinelle conversion */ +#ifdef _NEED_FILE_LOCK_FIELD_MACROS +#define fl_list fl_core.flc_list +#define fl_blocker fl_core.flc_blocker +#define fl_link fl_core.flc_link +#define fl_blocked_requests fl_core.flc_blocked_requests +#define fl_blocked_member fl_core.flc_blocked_member +#define fl_owner fl_core.flc_owner +#define fl_flags fl_core.flc_flags +#define fl_type fl_core.flc_type +#define fl_pid fl_core.flc_pid +#define fl_link_cpu fl_core.flc_link_cpu +#define fl_wait fl_core.flc_wait +#define fl_file fl_core.flc_file +#endif + +struct file_lock { + struct file_lock_core fl_core; loff_t fl_start; loff_t fl_end; diff --git a/include/linux/lockd/xdr.h b/include/linux/lockd/xdr.h index b60fbcd8cdfa..a3f068b0ca86 100644 --- a/include/linux/lockd/xdr.h +++ b/include/linux/lockd/xdr.h @@ -11,6 +11,7 @@ #define LOCKD_XDR_H #include +#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include @@ -52,7 +53,7 @@ struct nlm_lock { * FreeBSD uses 16, Apple Mac OS X 10.3 uses 20. Therefore we set it to * 32 bytes. */ - + struct nlm_cookie { unsigned char data[NLM_MAXCOOKIELEN];