read_seqlock_excl
read_seqlock_excl(&vnode->cb_lock);
read_seqlock_excl(&p->volume_lock);
read_seqlock_excl(&rename_lock);
read_seqlock_excl(&rename_lock);
read_seqlock_excl(&p->fs->seq);
read_seqlock_excl(&old->seq);
read_seqlock_excl(&fs->seq);
read_seqlock_excl(&fs->seq);
DEFINE_LOCK_GUARD_0(mount_locked_reader, read_seqlock_excl(&mount_lock),
read_seqlock_excl(&mount_lock);
read_seqlock_excl(&mount_lock);
read_seqlock_excl(&mount_lock);
read_seqlock_excl(&mount_lock);
read_seqlock_excl(&mount_lock);
read_seqlock_excl(&mount_lock);
read_seqlock_excl(&mount_lock);
read_seqlock_excl(&UFS_I(inode)->meta_lock);
read_seqlock_excl(&ufsi->meta_lock);
read_seqlock_excl(&UFS_I(inode)->meta_lock);
read_seqlock_excl(&fs->seq);
read_seqlock_excl(&fs->seq);
read_seqlock_excl(lock);
read_seqlock_excl(&fs->seq);
read_seqlock_excl(&fs->seq);
read_seqlock_excl(&ns_tree_lock),