proc: remove m_cache_vma

	return vma->vm_next ?: priv->tail_vma;

}

static void m_cache_vma(struct seq_file *m, struct vm_area_struct *vma)

{

	if (m->count < m->size)	/* vma is copied successfully */

		m->version = m_next_vma(m->private, vma) ? vma->vm_end : -1UL;

}

static void *m_start(struct seq_file *m, loff_t *ppos)

{

	struct proc_maps_private *priv = m->private;

	unsigned long last_addr = m->version;

	struct mm_struct *mm;

	struct vm_area_struct *vma;

	unsigned int pos = *ppos;

	/* See m_cache_vma(). Zero at the start or after lseek. */

	/* See m_next(). Zero at the start or after lseek. */

	if (last_addr == -1UL)

		return NULL;

	hold_task_mempolicy(priv);

	priv->tail_vma = get_gate_vma(mm);

	if (last_addr) {

		vma = find_vma(mm, last_addr - 1);

		if (vma && vma->vm_start <= last_addr)

			vma = m_next_vma(priv, vma);

	vma = find_vma(mm, last_addr);

	if (vma)

		return vma;

	}

	m->version = 0;

	if (pos < mm->map_count) {

		for (vma = mm->mmap; pos; pos--) {

			m->version = vma->vm_start;

			vma = vma->vm_next;

		}

		return vma;

	}

	/* we do not bother to update m->version in this case */

	if (pos == mm->map_count && priv->tail_vma)

	return priv->tail_vma;

	return NULL;

}

static void *m_next(struct seq_file *m, void *v, loff_t *pos)

	(*pos)++;

	next = m_next_vma(priv, v);

	m->version = next ? next->vm_start : -1UL;

	return next;

}

static int show_map(struct seq_file *m, void *v)

{

	show_map_vma(m, v);

	m_cache_vma(m, v);

	return 0;

}

		seq_printf(m, "ProtectionKey:  %8u\n", vma_pkey(vma));

	show_smap_vma_flags(m, vma);

	m_cache_vma(m, vma);

	return 0;

}

	seq_printf(m, " kernelpagesize_kB=%lu", vma_kernel_pagesize(vma) >> 10);

out:

	seq_putc(m, '\n');

	m_cache_vma(m, vma);

	return 0;

}