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charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20240125-flsplit-v2-39-7485322b62c7@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; 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a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 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 --- fs/smb/server/smb2pdu.c | 45 ++++++++++++++++++++++----------------------- fs/smb/server/vfs.c | 15 +++++++-------- 2 files changed, 29 insertions(+), 31 deletions(-) diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index d12d11cdea29..1a1ce70c7b2d 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -12,7 +12,6 @@ #include #include #include -#define _NEED_FILE_LOCK_FIELD_MACROS #include #include "glob.h" @@ -6761,10 +6760,10 @@ struct file_lock *smb_flock_init(struct file *f) locks_init_lock(fl); - fl->fl_owner = f; - fl->fl_pid = current->tgid; - fl->fl_file = f; - fl->fl_flags = FL_POSIX; + fl->fl_core.flc_owner = f; + fl->fl_core.flc_pid = current->tgid; + fl->fl_core.flc_file = f; + fl->fl_core.flc_flags = FL_POSIX; fl->fl_ops = NULL; fl->fl_lmops = NULL; @@ -6781,30 +6780,30 @@ static int smb2_set_flock_flags(struct file_lock *flock, int flags) case SMB2_LOCKFLAG_SHARED: ksmbd_debug(SMB, "received shared request\n"); cmd = F_SETLKW; - flock->fl_type = F_RDLCK; - flock->fl_flags |= FL_SLEEP; + flock->fl_core.flc_type = F_RDLCK; + flock->fl_core.flc_flags |= FL_SLEEP; break; case SMB2_LOCKFLAG_EXCLUSIVE: ksmbd_debug(SMB, "received exclusive request\n"); cmd = F_SETLKW; - flock->fl_type = F_WRLCK; - flock->fl_flags |= FL_SLEEP; + flock->fl_core.flc_type = F_WRLCK; + flock->fl_core.flc_flags |= FL_SLEEP; break; case SMB2_LOCKFLAG_SHARED | SMB2_LOCKFLAG_FAIL_IMMEDIATELY: ksmbd_debug(SMB, "received shared & fail immediately request\n"); cmd = F_SETLK; - flock->fl_type = F_RDLCK; + flock->fl_core.flc_type = F_RDLCK; break; case SMB2_LOCKFLAG_EXCLUSIVE | SMB2_LOCKFLAG_FAIL_IMMEDIATELY: ksmbd_debug(SMB, "received exclusive & fail immediately request\n"); cmd = F_SETLK; - flock->fl_type = F_WRLCK; + flock->fl_core.flc_type = F_WRLCK; break; case SMB2_LOCKFLAG_UNLOCK: ksmbd_debug(SMB, "received unlock request\n"); - flock->fl_type = F_UNLCK; + flock->fl_core.flc_type = F_UNLCK; cmd = F_SETLK; break; } @@ -6842,13 +6841,13 @@ static void smb2_remove_blocked_lock(void **argv) struct file_lock *flock = (struct file_lock *)argv[0]; ksmbd_vfs_posix_lock_unblock(flock); - wake_up(&flock->fl_wait); + wake_up(&flock->fl_core.flc_wait); } static inline bool lock_defer_pending(struct file_lock *fl) { /* check pending lock waiters */ - return waitqueue_active(&fl->fl_wait); + return waitqueue_active(&fl->fl_core.flc_wait); } /** @@ -6939,8 +6938,8 @@ int smb2_lock(struct ksmbd_work *work) list_for_each_entry(cmp_lock, &lock_list, llist) { if (cmp_lock->fl->fl_start <= flock->fl_start && cmp_lock->fl->fl_end >= flock->fl_end) { - if (cmp_lock->fl->fl_type != F_UNLCK && - flock->fl_type != F_UNLCK) { + if (cmp_lock->fl->fl_core.flc_type != F_UNLCK && + flock->fl_core.flc_type != F_UNLCK) { pr_err("conflict two locks in one request\n"); err = -EINVAL; locks_free_lock(flock); @@ -6988,12 +6987,12 @@ int smb2_lock(struct ksmbd_work *work) list_for_each_entry(conn, &conn_list, conns_list) { spin_lock(&conn->llist_lock); list_for_each_entry_safe(cmp_lock, tmp2, &conn->lock_list, clist) { - if (file_inode(cmp_lock->fl->fl_file) != - file_inode(smb_lock->fl->fl_file)) + if (file_inode(cmp_lock->fl->fl_core.flc_file) != + file_inode(smb_lock->fl->fl_core.flc_file)) continue; - if (smb_lock->fl->fl_type == F_UNLCK) { - if (cmp_lock->fl->fl_file == smb_lock->fl->fl_file && + if (smb_lock->fl->fl_core.flc_type == F_UNLCK) { + if (cmp_lock->fl->fl_core.flc_file == smb_lock->fl->fl_core.flc_file && cmp_lock->start == smb_lock->start && cmp_lock->end == smb_lock->end && !lock_defer_pending(cmp_lock->fl)) { @@ -7010,7 +7009,7 @@ int smb2_lock(struct ksmbd_work *work) continue; } - if (cmp_lock->fl->fl_file == smb_lock->fl->fl_file) { + if (cmp_lock->fl->fl_core.flc_file == smb_lock->fl->fl_core.flc_file) { if (smb_lock->flags & SMB2_LOCKFLAG_SHARED) continue; } else { @@ -7052,7 +7051,7 @@ int smb2_lock(struct ksmbd_work *work) } up_read(&conn_list_lock); out_check_cl: - if (smb_lock->fl->fl_type == F_UNLCK && nolock) { + if (smb_lock->fl->fl_core.flc_type == F_UNLCK && nolock) { pr_err("Try to unlock nolocked range\n"); rsp->hdr.Status = STATUS_RANGE_NOT_LOCKED; goto out; @@ -7176,7 +7175,7 @@ int smb2_lock(struct ksmbd_work *work) struct file_lock *rlock = NULL; rlock = smb_flock_init(filp); - rlock->fl_type = F_UNLCK; + rlock->fl_core.flc_type = F_UNLCK; rlock->fl_start = smb_lock->start; rlock->fl_end = smb_lock->end; diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c index d0686ec344f5..2b67cccea91c 100644 --- a/fs/smb/server/vfs.c +++ b/fs/smb/server/vfs.c @@ -6,7 +6,6 @@ #include #include -#define _NEED_FILE_LOCK_FIELD_MACROS #include #include #include @@ -338,18 +337,18 @@ static int check_lock_range(struct file *filp, loff_t start, loff_t end, return 0; spin_lock(&ctx->flc_lock); - list_for_each_entry(flock, &ctx->flc_posix, fl_list) { + list_for_each_entry(flock, &ctx->flc_posix, fl_core.flc_list) { /* check conflict locks */ if (flock->fl_end >= start && end >= flock->fl_start) { - if (flock->fl_type == F_RDLCK) { + if (flock->fl_core.flc_type == F_RDLCK) { if (type == WRITE) { pr_err("not allow write by shared lock\n"); error = 1; goto out; } - } else if (flock->fl_type == F_WRLCK) { + } else if (flock->fl_core.flc_type == F_WRLCK) { /* check owner in lock */ - if (flock->fl_file != filp) { + if (flock->fl_core.flc_file != filp) { error = 1; pr_err("not allow rw access by exclusive lock from other opens\n"); goto out; @@ -1838,13 +1837,13 @@ int ksmbd_vfs_copy_file_ranges(struct ksmbd_work *work, void ksmbd_vfs_posix_lock_wait(struct file_lock *flock) { - wait_event(flock->fl_wait, !flock->fl_blocker); + wait_event(flock->fl_core.flc_wait, !flock->fl_core.flc_blocker); } int ksmbd_vfs_posix_lock_wait_timeout(struct file_lock *flock, long timeout) { - return wait_event_interruptible_timeout(flock->fl_wait, - !flock->fl_blocker, + return wait_event_interruptible_timeout(flock->fl_core.flc_wait, + !flock->fl_core.flc_blocker, timeout); } -- 2.43.0