[v3,17/47] filelock: split common fields into struct file_lock_core

Message ID	20240131-flsplit-v3-17-c6129007ee8d@kernel.org
State	New
Headers	show 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 0306878695; Wed, 31 Jan 2024 23:03:23 +0000 (UTC) From: Jeff Layton <jlayton@kernel.org> Date: Wed, 31 Jan 2024 18:01:58 -0500 Subject: [PATCH v3 17/47] filelock: split common fields into struct file_lock_core Precedence: bulk MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20240131-flsplit-v3-17-c6129007ee8d@kernel.org> References: <20240131-flsplit-v3-0-c6129007ee8d@kernel.org> In-Reply-To: <20240131-flsplit-v3-0-c6129007ee8d@kernel.org> To: Steven Rostedt <rostedt@goodmis.org>, Masami Hiramatsu <mhiramat@kernel.org>, Mathieu Desnoyers <mathieu.desnoyers@efficios.com>, Chuck Lever <chuck.lever@oracle.com>, Alexander Viro <viro@zeniv.linux.org.uk>, Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>, Eric Van Hensbergen <ericvh@kernel.org>, Latchesar Ionkov <lucho@ionkov.net>, Dominique Martinet <asmadeus@codewreck.org>, Christian Schoenebeck <linux_oss@crudebyte.com>, David Howells <dhowells@redhat.com>, Marc Dionne <marc.dionne@auristor.com>, Xiubo Li <xiubli@redhat.com>, Ilya Dryomov <idryomov@gmail.com>, Alexander Aring <aahringo@redhat.com>, David Teigland <teigland@redhat.com>, Andreas Gruenbacher <agruenba@redhat.com>, Neil Brown <neilb@suse.de>, Olga Kornievskaia <kolga@netapp.com>, Dai Ngo <Dai.Ngo@oracle.com>, Tom Talpey <tom@talpey.com>, Trond Myklebust <trond.myklebust@hammerspace.com>, Anna Schumaker <anna@kernel.org>, Mark Fasheh <mark@fasheh.com>, Joel Becker <jlbec@evilplan.org>, Joseph Qi <joseph.qi@linux.alibaba.com>, Steve French <sfrench@samba.org>, Paulo Alcantara <pc@manguebit.com>, Ronnie Sahlberg <ronniesahlberg@gmail.com>, Shyam Prasad N <sprasad@microsoft.com>, Namjae Jeon <linkinjeon@kernel.org>, Sergey Senozhatsky <senozhatsky@chromium.org>, Miklos Szeredi <miklos@szeredi.hu> Cc: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, v9fs@lists.linux.dev, linux-afs@lists.infradead.org, ceph-devel@vger.kernel.org, gfs2@lists.linux.dev, linux-nfs@vger.kernel.org, ocfs2-devel@lists.linux.dev, linux-cifs@vger.kernel.org, Jeff Layton <jlayton@kernel.org>
Series	filelock: split file leases out of struct file_lock \| expand [v3,00/47] filelock: split file leases out of struct file_lock [v3,01/47] filelock: fl_pid field should be signed int [v3,02/47] filelock: rename some fields in tracepoints [v3,03/47] filelock: rename fl_pid variable in lock_get_status [v3,04/47] filelock: add some new helper functions [v3,05/47] 9p: rename fl_type variable in v9fs_file_do_lock [v3,06/47] afs: convert to using new filelock helpers [v3,07/47] ceph: convert to using new filelock helpers [v3,08/47] dlm: convert to using new filelock helpers [v3,09/47] gfs2: convert to using new filelock helpers [v3,10/47] lockd: convert to using new filelock helpers [v3,11/47] nfs: convert to using new filelock helpers [v3,12/47] nfsd: convert to using new filelock helpers [v3,13/47] ocfs2: convert to using new filelock helpers [v3,14/47] smb/client: convert to using new filelock helpers [v3,15/47] smb/server: convert to using new filelock helpers [v3,16/47] filelock: drop the IS_* macros [v3,17/47] filelock: split common fields into struct file_lock_core [v3,18/47] filelock: have fs/locks.c deal with file_lock_core directly [v3,19/47] filelock: convert more internal functions to use file_lock_core [v3,20/47] filelock: make posix_same_owner take file_lock_core pointers [v3,21/47] filelock: convert posix_owner_key to take file_lock_core arg [v3,22/47] filelock: make locks_{insert,delete}_global_locks take file_lock_core arg [v3,23/47] filelock: convert locks_{insert,delete}_global_blocked [v3,24/47] filelock: make __locks_delete_block and __locks_wake_up_blocks take file_lock_core [v3,25/47] filelock: convert __locks_insert_block, conflict and deadlock checks to use file_lock_... [v3,26/47] filelock: convert fl_blocker to file_lock_core [v3,27/47] filelock: clean up locks_delete_block internals [v3,28/47] filelock: reorganize locks_delete_block and __locks_insert_block [v3,29/47] filelock: make assign_type helper take a file_lock_core pointer [v3,30/47] filelock: convert locks_wake_up_blocks to take a file_lock_core pointer [v3,31/47] filelock: convert locks_insert_lock_ctx and locks_delete_lock_ctx [v3,32/47] filelock: convert locks_translate_pid to take file_lock_core [v3,33/47] filelock: convert seqfile handling to use file_lock_core [v3,34/47] 9p: adapt to breakup of struct file_lock [v3,35/47] afs: adapt to breakup of struct file_lock [v3,36/47] ceph: adapt to breakup of struct file_lock [v3,37/47] dlm: adapt to breakup of struct file_lock [v3,38/47] gfs2: adapt to breakup of struct file_lock [v3,39/47] fuse: adapt to breakup of struct file_lock [v3,40/47] lockd: adapt to breakup of struct file_lock [v3,41/47] nfs: adapt to breakup of struct file_lock [v3,42/47] nfsd: adapt to breakup of struct file_lock [v3,43/47] ocfs2: adapt to breakup of struct file_lock [v3,44/47] smb/client: adapt to breakup of struct file_lock [v3,45/47] smb/server: adapt to breakup of struct file_lock [v3,46/47] filelock: remove temporary compatibility macros [v3,47/47] filelock: split leases out of struct file_lock

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 <linux/module.h> #include <linux/errno.h> #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/sched.h> #include <linux/file.h> 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 <linux/kernel.h> #include <linux/ktime.h> #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/pagemap.h> #include <linux/rxrpc.h> diff --git a/fs/ceph/locks.c b/fs/ceph/locks.c index 80ebe1d6c67d..ce773e9c0b79 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 <linux/filelock.h> #include <linux/ceph/pagelist.h> diff --git a/fs/dlm/plock.c b/fs/dlm/plock.c index 42c596b900d4..fdcddbb96d40 100644 --- a/fs/dlm/plock.c +++ b/fs/dlm/plock.c @@ -4,6 +4,7 @@ */ #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/miscdevice.h> #include <linux/poll.h> diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 148a71b8b4d0..2757870ee6ac 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -18,6 +18,7 @@ #include <linux/falloc.h> #include <linux/uio.h> #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/splice.h> diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index 6c25aea30f1b..d06488de1b3b 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -15,6 +15,7 @@ #include <linux/mm.h> #include <linux/mount.h> #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/gfs2_ondisk.h> #include <linux/falloc.h> 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 <linux/types.h> #include <linux/errno.h> #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/nfs_fs.h> #include <linux/utsname.h> diff --git a/fs/locks.c b/fs/locks.c index d685c3fdbea5..097254ab35d3 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -48,6 +48,7 @@ * children. * */ +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/capability.h> #include <linux/file.h> diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 1a7a76d6055b..0b6691e64d27 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -31,6 +31,7 @@ #include <linux/swap.h> #include <linux/uaccess.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #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 <linux/seqlock.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> struct idmap; diff --git a/fs/nfs/write.c b/fs/nfs/write.c index d16f2b9d1765..13f2e10167ac 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -25,6 +25,7 @@ #include <linux/freezer.h> #include <linux/wait.h> #include <linux/iversion.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/uaccess.h> 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 <net/net_namespace.h> #include <net/netns/generic.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/percpu_counter.h> #include <linux/siphash.h> diff --git a/fs/ocfs2/locks.c b/fs/ocfs2/locks.c index ef4fd91b586e..84ad403b5998 100644 --- a/fs/ocfs2/locks.c +++ b/fs/ocfs2/locks.c @@ -8,6 +8,7 @@ */ #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/fcntl.h> diff --git a/fs/ocfs2/stack_user.c b/fs/ocfs2/stack_user.c index c11406cd87a8..39b7e47a8618 100644 --- a/fs/ocfs2/stack_user.c +++ b/fs/ocfs2/stack_user.c @@ -9,6 +9,7 @@ #include <linux/module.h> #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/miscdevice.h> #include <linux/mutex.h> 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 16befff4cbb4..78a994caadaf 100644 --- a/fs/smb/client/cifsglob.h +++ b/fs/smb/client/cifsglob.h @@ -26,6 +26,7 @@ #include <uapi/linux/cifs/cifs_mount.h> #include "../common/smb2pdu.h" #include "smb2pdu.h" +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #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 <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/kernel.h> #include <linux/vfs.h> diff --git a/fs/smb/client/file.c b/fs/smb/client/file.c index 27f9ef4e69a8..32d3a27236fc 100644 --- a/fs/smb/client/file.c +++ b/fs/smb/client/file.c @@ -9,6 +9,7 @@ * */ #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/backing-dev.h> #include <linux/stat.h> @@ -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 <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/stat.h> #include <linux/slab.h> diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index e170b96d5ac0..11cc28719582 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -12,6 +12,7 @@ #include <linux/ethtool.h> #include <linux/falloc.h> #include <linux/mount.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include "glob.h" diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c index 449cfa9ed31c..5dc87649400b 100644 --- a/fs/smb/server/vfs.c +++ b/fs/smb/server/vfs.c @@ -6,6 +6,7 @@ #include <linux/kernel.h> #include <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/uaccess.h> #include <linux/backing-dev.h> diff --git a/include/linux/filelock.h b/include/linux/filelock.h index a814664b1053..4dab73bb34b9 100644 --- a/include/linux/filelock.h +++ b/include/linux/filelock.h @@ -85,23 +85,28 @@ 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; - pid_t 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; + pid_t flc_pid; + int flc_link_cpu; /* what cpu's list is this on? */ + wait_queue_head_t flc_wait; + struct file *flc_file; +}; + +struct file_lock { + struct file_lock_core c; loff_t fl_start; loff_t fl_end; @@ -126,6 +131,22 @@ struct file_lock { } fl_u; } __randomize_layout; +/* Temporary macros to allow building during coccinelle conversion */ +#ifdef _NEED_FILE_LOCK_FIELD_MACROS +#define fl_list c.flc_list +#define fl_blocker c.flc_blocker +#define fl_link c.flc_link +#define fl_blocked_requests c.flc_blocked_requests +#define fl_blocked_member c.flc_blocked_member +#define fl_owner c.flc_owner +#define fl_flags c.flc_flags +#define fl_type c.flc_type +#define fl_pid c.flc_pid +#define fl_link_cpu c.flc_link_cpu +#define fl_wait c.flc_wait +#define fl_file c.flc_file +#endif + struct file_lock_context { spinlock_t flc_lock; struct list_head flc_flock; @@ -149,26 +170,26 @@ int fcntl_getlease(struct file *filp); static inline bool lock_is_unlock(struct file_lock *fl) { - return fl->fl_type == F_UNLCK; + return fl->c.flc_type == F_UNLCK; } static inline bool lock_is_read(struct file_lock *fl) { - return fl->fl_type == F_RDLCK; + return fl->c.flc_type == F_RDLCK; } static inline bool lock_is_write(struct file_lock *fl) { - return fl->fl_type == F_WRLCK; + return fl->c.flc_type == F_WRLCK; } static inline void locks_wake_up(struct file_lock *fl) { - wake_up(&fl->fl_wait); + wake_up(&fl->c.flc_wait); } /* for walking lists of file_locks linked by fl_list */ -#define for_each_file_lock(_fl, _head) list_for_each_entry(_fl, _head, fl_list) +#define for_each_file_lock(_fl, _head) list_for_each_entry(_fl, _head, c.flc_list) /* fs/locks.c */ void locks_free_lock_context(struct inode *inode); 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 <linux/fs.h> +#define _NEED_FILE_LOCK_FIELD_MACROS #include <linux/filelock.h> #include <linux/nfs.h> #include <linux/sunrpc/xdr.h> @@ -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];

[v3,17/47] filelock: split common fields into struct file_lock_core

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