From: "NeilBrown" <neilb@suse.de>
To: "Jeff Layton" <jlayton@kernel.org>
Cc: "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>,
"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>,
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,
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ocfs2-devel@lists.linux.dev, linux-cifs@vger.kernel.org,
"Jeff Layton" <jlayton@kernel.org>
Subject: Re: [PATCH v3 34/47] 9p: adapt to breakup of struct file_lock
Date: Fri, 02 Feb 2024 09:40:44 +1100 [thread overview]
Message-ID: <170682724439.13976.1445220862078988301@noble.neil.brown.name> (raw)
In-Reply-To: <20240131-flsplit-v3-34-c6129007ee8d@kernel.org>
On Thu, 01 Feb 2024, Jeff Layton wrote:
> Most of the existing APIs have remained the same, but subsystems that
> access file_lock fields directly need to reach into struct
> file_lock_core now.
>
> Signed-off-by: Jeff Layton <jlayton@kernel.org>
> ---
> fs/9p/vfs_file.c | 39 +++++++++++++++++++--------------------
> 1 file changed, 19 insertions(+), 20 deletions(-)
>
> diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
> index a1dabcf73380..abdbbaee5184 100644
> --- a/fs/9p/vfs_file.c
> +++ b/fs/9p/vfs_file.c
> @@ -9,7 +9,6 @@
> #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>
> @@ -108,7 +107,7 @@ static int v9fs_file_lock(struct file *filp, int cmd, struct file_lock *fl)
>
> p9_debug(P9_DEBUG_VFS, "filp: %p lock: %p\n", filp, fl);
>
> - if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->fl_type != F_UNLCK) {
> + if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->c.flc_type != F_UNLCK) {
Should this have already been changed to lock_is_unlock() ???
NeilBrown
> filemap_write_and_wait(inode->i_mapping);
> invalidate_mapping_pages(&inode->i_data, 0, -1);
> }
> @@ -127,7 +126,7 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)
> fid = filp->private_data;
> BUG_ON(fid == NULL);
>
> - BUG_ON((fl->fl_flags & FL_POSIX) != FL_POSIX);
> + BUG_ON((fl->c.flc_flags & FL_POSIX) != FL_POSIX);
>
> res = locks_lock_file_wait(filp, fl);
> if (res < 0)
> @@ -136,7 +135,7 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)
> /* convert posix lock to p9 tlock args */
> memset(&flock, 0, sizeof(flock));
> /* map the lock type */
> - switch (fl->fl_type) {
> + switch (fl->c.flc_type) {
> case F_RDLCK:
> flock.type = P9_LOCK_TYPE_RDLCK;
> break;
> @@ -152,7 +151,7 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)
> flock.length = 0;
> else
> flock.length = fl->fl_end - fl->fl_start + 1;
> - flock.proc_id = fl->fl_pid;
> + flock.proc_id = fl->c.flc_pid;
> flock.client_id = fid->clnt->name;
> if (IS_SETLKW(cmd))
> flock.flags = P9_LOCK_FLAGS_BLOCK;
> @@ -207,13 +206,13 @@ static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl)
> * incase server returned error for lock request, revert
> * it locally
> */
> - if (res < 0 && fl->fl_type != F_UNLCK) {
> - unsigned char type = fl->fl_type;
> + if (res < 0 && fl->c.flc_type != F_UNLCK) {
> + unsigned char type = fl->c.flc_type;
>
> - fl->fl_type = F_UNLCK;
> + fl->c.flc_type = F_UNLCK;
> /* Even if this fails we want to return the remote error */
> locks_lock_file_wait(filp, fl);
> - fl->fl_type = type;
> + fl->c.flc_type = type;
> }
> if (flock.client_id != fid->clnt->name)
> kfree(flock.client_id);
> @@ -235,7 +234,7 @@ static int v9fs_file_getlock(struct file *filp, struct file_lock *fl)
> * if we have a conflicting lock locally, no need to validate
> * with server
> */
> - if (fl->fl_type != F_UNLCK)
> + if (fl->c.flc_type != F_UNLCK)
> return res;
>
> /* convert posix lock to p9 tgetlock args */
> @@ -246,7 +245,7 @@ static int v9fs_file_getlock(struct file *filp, struct file_lock *fl)
> glock.length = 0;
> else
> glock.length = fl->fl_end - fl->fl_start + 1;
> - glock.proc_id = fl->fl_pid;
> + glock.proc_id = fl->c.flc_pid;
> glock.client_id = fid->clnt->name;
>
> res = p9_client_getlock_dotl(fid, &glock);
> @@ -255,13 +254,13 @@ static int v9fs_file_getlock(struct file *filp, struct file_lock *fl)
> /* map 9p lock type to os lock type */
> switch (glock.type) {
> case P9_LOCK_TYPE_RDLCK:
> - fl->fl_type = F_RDLCK;
> + fl->c.flc_type = F_RDLCK;
> break;
> case P9_LOCK_TYPE_WRLCK:
> - fl->fl_type = F_WRLCK;
> + fl->c.flc_type = F_WRLCK;
> break;
> case P9_LOCK_TYPE_UNLCK:
> - fl->fl_type = F_UNLCK;
> + fl->c.flc_type = F_UNLCK;
> break;
> }
> if (glock.type != P9_LOCK_TYPE_UNLCK) {
> @@ -270,7 +269,7 @@ static int v9fs_file_getlock(struct file *filp, struct file_lock *fl)
> fl->fl_end = OFFSET_MAX;
> else
> fl->fl_end = glock.start + glock.length - 1;
> - fl->fl_pid = -glock.proc_id;
> + fl->c.flc_pid = -glock.proc_id;
> }
> out:
> if (glock.client_id != fid->clnt->name)
> @@ -294,7 +293,7 @@ static int v9fs_file_lock_dotl(struct file *filp, int cmd, struct file_lock *fl)
> p9_debug(P9_DEBUG_VFS, "filp: %p cmd:%d lock: %p name: %pD\n",
> filp, cmd, fl, filp);
>
> - if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->fl_type != F_UNLCK) {
> + if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->c.flc_type != F_UNLCK) {
> filemap_write_and_wait(inode->i_mapping);
> invalidate_mapping_pages(&inode->i_data, 0, -1);
> }
> @@ -325,16 +324,16 @@ static int v9fs_file_flock_dotl(struct file *filp, int cmd,
> p9_debug(P9_DEBUG_VFS, "filp: %p cmd:%d lock: %p name: %pD\n",
> filp, cmd, fl, filp);
>
> - if (!(fl->fl_flags & FL_FLOCK))
> + if (!(fl->c.flc_flags & FL_FLOCK))
> goto out_err;
>
> - if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->fl_type != F_UNLCK) {
> + if ((IS_SETLK(cmd) || IS_SETLKW(cmd)) && fl->c.flc_type != F_UNLCK) {
> filemap_write_and_wait(inode->i_mapping);
> invalidate_mapping_pages(&inode->i_data, 0, -1);
> }
> /* Convert flock to posix lock */
> - fl->fl_flags |= FL_POSIX;
> - fl->fl_flags ^= FL_FLOCK;
> + fl->c.flc_flags |= FL_POSIX;
> + fl->c.flc_flags ^= FL_FLOCK;
>
> if (IS_SETLK(cmd) | IS_SETLKW(cmd))
> ret = v9fs_file_do_lock(filp, cmd, fl);
>
> --
> 2.43.0
>
>
next prev parent reply other threads:[~2024-02-01 22:41 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-31 23:01 [PATCH v3 00/47] filelock: split file leases out of struct file_lock Jeff Layton
2024-01-31 23:01 ` [PATCH v3 01/47] filelock: fl_pid field should be signed int Jeff Layton
2024-01-31 23:01 ` [PATCH v3 02/47] filelock: rename some fields in tracepoints Jeff Layton
2024-01-31 23:01 ` [PATCH v3 03/47] filelock: rename fl_pid variable in lock_get_status Jeff Layton
2024-01-31 23:01 ` [PATCH v3 04/47] filelock: add some new helper functions Jeff Layton
2024-02-05 11:36 ` Christian Brauner
2024-02-05 11:55 ` Jeff Layton
2024-02-05 11:57 ` Christian Brauner
2024-02-05 12:06 ` Jeff Layton
2024-02-05 12:19 ` Christian Brauner
2024-01-31 23:01 ` [PATCH v3 05/47] 9p: rename fl_type variable in v9fs_file_do_lock Jeff Layton
2024-01-31 23:01 ` [PATCH v3 06/47] afs: convert to using new filelock helpers Jeff Layton
2024-01-31 23:01 ` [PATCH v3 07/47] ceph: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 08/47] dlm: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 09/47] gfs2: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 10/47] lockd: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 11/47] nfs: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 12/47] nfsd: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 13/47] ocfs2: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 14/47] smb/client: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 15/47] smb/server: " Jeff Layton
2024-01-31 23:01 ` [PATCH v3 16/47] filelock: drop the IS_* macros Jeff Layton
2024-01-31 23:01 ` [PATCH v3 17/47] filelock: split common fields into struct file_lock_core Jeff Layton
2024-01-31 23:01 ` [PATCH v3 18/47] filelock: have fs/locks.c deal with file_lock_core directly Jeff Layton
2024-01-31 23:02 ` [PATCH v3 19/47] filelock: convert more internal functions to use file_lock_core Jeff Layton
2024-01-31 23:02 ` [PATCH v3 20/47] filelock: make posix_same_owner take file_lock_core pointers Jeff Layton
2024-01-31 23:02 ` [PATCH v3 21/47] filelock: convert posix_owner_key to take file_lock_core arg Jeff Layton
2024-01-31 23:02 ` [PATCH v3 22/47] filelock: make locks_{insert,delete}_global_locks " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 23/47] filelock: convert locks_{insert,delete}_global_blocked Jeff Layton
2024-01-31 23:02 ` [PATCH v3 24/47] filelock: make __locks_delete_block and __locks_wake_up_blocks take file_lock_core Jeff Layton
2024-01-31 23:02 ` [PATCH v3 25/47] filelock: convert __locks_insert_block, conflict and deadlock checks to use file_lock_core Jeff Layton
2024-02-18 12:16 ` Jeff Layton
2024-01-31 23:02 ` [PATCH v3 26/47] filelock: convert fl_blocker to file_lock_core Jeff Layton
2024-01-31 23:02 ` [PATCH v3 27/47] filelock: clean up locks_delete_block internals Jeff Layton
2024-01-31 23:02 ` [PATCH v3 28/47] filelock: reorganize locks_delete_block and __locks_insert_block Jeff Layton
2024-01-31 23:02 ` [PATCH v3 29/47] filelock: make assign_type helper take a file_lock_core pointer Jeff Layton
2024-01-31 23:02 ` [PATCH v3 30/47] filelock: convert locks_wake_up_blocks to " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 31/47] filelock: convert locks_insert_lock_ctx and locks_delete_lock_ctx Jeff Layton
2024-01-31 23:02 ` [PATCH v3 32/47] filelock: convert locks_translate_pid to take file_lock_core Jeff Layton
2024-01-31 23:02 ` [PATCH v3 33/47] filelock: convert seqfile handling to use file_lock_core Jeff Layton
2024-01-31 23:02 ` [PATCH v3 34/47] 9p: adapt to breakup of struct file_lock Jeff Layton
2024-02-01 22:40 ` NeilBrown [this message]
2024-01-31 23:02 ` [PATCH v3 35/47] afs: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 36/47] ceph: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 37/47] dlm: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 38/47] gfs2: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 39/47] fuse: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 40/47] lockd: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 41/47] nfs: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 42/47] nfsd: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 43/47] ocfs2: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 44/47] smb/client: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 45/47] smb/server: " Jeff Layton
2024-01-31 23:02 ` [PATCH v3 46/47] filelock: remove temporary compatibility macros Jeff Layton
2024-01-31 23:02 ` [PATCH v3 47/47] filelock: split leases out of struct file_lock Jeff Layton
2024-02-01 22:49 ` [PATCH v3 00/47] filelock: split file " NeilBrown
2024-02-02 11:16 ` Christian Brauner
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