3 #include <linux/mm.h>
11 #include <linux/sched/mm.h>
21 void task_mem(struct seq_file *m, struct mm_struct *mm)  in task_mem()  argument
23 	VMA_ITERATOR(vmi, mm, 0);  in task_mem()
28 	mmap_read_lock(mm);  in task_mem()
40 		if (atomic_read(&mm->mm_count) > 1 ||  in task_mem()
50 	if (atomic_read(&mm->mm_count) > 1)  in task_mem()
51 		sbytes += kobjsize(mm);  in task_mem()
53 		bytes += kobjsize(mm);  in task_mem()
72 	mmap_read_unlock(mm);  in task_mem()
81 unsigned long task_vsize(struct mm_struct *mm)  in task_vsize()  argument
83 	VMA_ITERATOR(vmi, mm, 0);  in task_vsize()
87 	mmap_read_lock(mm);  in task_vsize()
90 	mmap_read_unlock(mm);  in task_vsize()
94 unsigned long task_statm(struct mm_struct *mm,  in task_statm()  argument
98 	VMA_ITERATOR(vmi, mm, 0);  in task_statm()
101 	unsigned long size = kobjsize(mm);  in task_statm()
103 	mmap_read_lock(mm);  in task_statm()
113 	*text = (PAGE_ALIGN(mm->end_code) - (mm->start_code & PAGE_MASK))  in task_statm()
115 	*data = (PAGE_ALIGN(mm->start_stack) - (mm->start_data & PAGE_MASK))  in task_statm()
117 	mmap_read_unlock(mm);  in task_statm()
129 	struct mm_struct *mm = vma->vm_mm;  in nommu_vma_show()  local
161 	} else if (mm && vma_is_initial_stack(vma)) {  in nommu_vma_show()
196 	struct mm_struct *mm;  in m_start()  local
202 	/* pin the task and mm whilst we play with them */  in m_start()
207 	mm = priv->mm;  in m_start()
208 	if (!mm || !mmget_not_zero(mm)) {  in m_start()
214 	if (mmap_read_lock_killable(mm)) {  in m_start()
215 		mmput(mm);  in m_start()
221 	vma_iter_init(&priv->iter, mm, last_addr);  in m_start()
229 	struct mm_struct *mm = priv->mm;  in m_stop()  local
234 	mmap_read_unlock(mm);  in m_stop()
235 	mmput(mm);  in m_stop()
262 	priv->mm = proc_mem_open(inode, PTRACE_MODE_READ);  in maps_open()
263 	if (IS_ERR(priv->mm)) {  in maps_open()
264 		int err = PTR_ERR(priv->mm);  in maps_open()
279 	if (priv->mm)  in map_release()
280 		mmdrop(priv->mm);  in map_release()