Lines Matching refs:fsi
168 struct vfsmount *devpts_mntget(struct file *filp, struct pts_fs_info *fsi) in devpts_mntget() argument
185 (DEVPTS_SB(path.mnt->mnt_sb) != fsi)) in devpts_mntget()
189 if (DEVPTS_SB(path.mnt->mnt_sb) == fsi) in devpts_mntget()
231 void devpts_release(struct pts_fs_info *fsi) in devpts_release() argument
233 deactivate_super(fsi->sb); in devpts_release()
329 struct pts_fs_info *fsi = DEVPTS_SB(sb); in mknod_ptmx() local
330 struct pts_mount_opts *opts = &fsi->mount_opts; in mknod_ptmx()
337 if (fsi->ptmx_dentry) { in mknod_ptmx()
368 fsi->ptmx_dentry = dentry; in mknod_ptmx()
375 static void update_ptmx_mode(struct pts_fs_info *fsi) in update_ptmx_mode() argument
378 if (fsi->ptmx_dentry) { in update_ptmx_mode()
379 inode = d_inode(fsi->ptmx_dentry); in update_ptmx_mode()
380 inode->i_mode = S_IFCHR|fsi->mount_opts.ptmxmode; in update_ptmx_mode()
387 struct pts_fs_info *fsi = DEVPTS_SB(sb); in devpts_remount() local
388 struct pts_mount_opts *opts = &fsi->mount_opts; in devpts_remount()
398 update_ptmx_mode(fsi); in devpts_remount()
405 struct pts_fs_info *fsi = DEVPTS_SB(root->d_sb); in devpts_show_options() local
406 struct pts_mount_opts *opts = &fsi->mount_opts; in devpts_show_options()
430 struct pts_fs_info *fsi; in new_pts_fs_info() local
432 fsi = kzalloc(sizeof(struct pts_fs_info), GFP_KERNEL); in new_pts_fs_info()
433 if (!fsi) in new_pts_fs_info()
436 ida_init(&fsi->allocated_ptys); in new_pts_fs_info()
437 fsi->mount_opts.mode = DEVPTS_DEFAULT_MODE; in new_pts_fs_info()
438 fsi->mount_opts.ptmxmode = DEVPTS_DEFAULT_PTMX_MODE; in new_pts_fs_info()
439 fsi->sb = sb; in new_pts_fs_info()
441 return fsi; in new_pts_fs_info()
510 struct pts_fs_info *fsi = DEVPTS_SB(sb); in devpts_kill_sb() local
512 if (fsi) in devpts_kill_sb()
513 ida_destroy(&fsi->allocated_ptys); in devpts_kill_sb()
514 kfree(fsi); in devpts_kill_sb()
530 int devpts_new_index(struct pts_fs_info *fsi) in devpts_new_index() argument
535 (fsi->mount_opts.reserve ? 0 : pty_reserve))) in devpts_new_index()
538 index = ida_alloc_max(&fsi->allocated_ptys, fsi->mount_opts.max - 1, in devpts_new_index()
547 void devpts_kill_index(struct pts_fs_info *fsi, int idx) in devpts_kill_index() argument
549 ida_free(&fsi->allocated_ptys, idx); in devpts_kill_index()
562 struct dentry *devpts_pty_new(struct pts_fs_info *fsi, int index, void *priv) in devpts_pty_new() argument
565 struct super_block *sb = fsi->sb; in devpts_pty_new()
572 opts = &fsi->mount_opts; in devpts_pty_new()