22 void task_mem(struct seq_file *m, struct mm_struct *mm)  in task_mem()  argument
34 	hiwater_vm = total_vm = mm->total_vm;  in task_mem()
35 	if (hiwater_vm < mm->hiwater_vm)  in task_mem()
36 		hiwater_vm = mm->hiwater_vm;  in task_mem()
37 	hiwater_rss = total_rss = get_mm_rss(mm);  in task_mem()
38 	if (hiwater_rss < mm->hiwater_rss)  in task_mem()
39 		hiwater_rss = mm->hiwater_rss;  in task_mem()
41 	data = mm->total_vm - mm->shared_vm - mm->stack_vm;  in task_mem()
42 	text = (PAGE_ALIGN(mm->end_code) - (mm->start_code & PAGE_MASK)) >> 10;  in task_mem()
43 	lib = (mm->exec_vm << (PAGE_SHIFT-10)) - text;  in task_mem()
44 	swap = get_mm_counter(mm, MM_SWAPENTS);  in task_mem()
45 	ptes = PTRS_PER_PTE * sizeof(pte_t) * atomic_long_read(&mm->nr_ptes);  in task_mem()
46 	pmds = PTRS_PER_PMD * sizeof(pmd_t) * mm_nr_pmds(mm);  in task_mem()
63 		mm->locked_vm << (PAGE_SHIFT-10),  in task_mem()
64 		mm->pinned_vm << (PAGE_SHIFT-10),  in task_mem()
68 		mm->stack_vm << (PAGE_SHIFT-10), text, lib,  in task_mem()
74 unsigned long task_vsize(struct mm_struct *mm)  in task_vsize()  argument
76 	return PAGE_SIZE * mm->total_vm;  in task_vsize()
79 unsigned long task_statm(struct mm_struct *mm,  in task_statm()  argument
83 	*shared = get_mm_counter(mm, MM_FILEPAGES);  in task_statm()
84 	*text = (PAGE_ALIGN(mm->end_code) - (mm->start_code & PAGE_MASK))  in task_statm()
86 	*data = mm->total_vm - mm->shared_vm;  in task_statm()
87 	*resident = *shared + get_mm_counter(mm, MM_ANONPAGES);  in task_statm()
88 	return mm->total_vm;  in task_statm()
119 	struct mm_struct *mm = priv->mm;  in vma_stop()  local
122 	up_read(&mm->mmap_sem);  in vma_stop()
123 	mmput(mm);  in vma_stop()
144 	struct mm_struct *mm;  in m_start()  local
156 	mm = priv->mm;  in m_start()
157 	if (!mm || !atomic_inc_not_zero(&mm->mm_users))  in m_start()
160 	down_read(&mm->mmap_sem);  in m_start()
162 	priv->tail_vma = get_gate_vma(mm);  in m_start()
165 		vma = find_vma(mm, last_addr);  in m_start()
171 	if (pos < mm->map_count) {  in m_start()
172 		for (vma = mm->mmap; pos; pos--) {  in m_start()
180 	if (pos == mm->map_count && priv->tail_vma)  in m_start()
220 	priv->mm = proc_mem_open(inode, PTRACE_MODE_READ);  in proc_maps_open()
221 	if (IS_ERR(priv->mm)) {  in proc_maps_open()
222 		int err = PTR_ERR(priv->mm);  in proc_maps_open()
236 	if (priv->mm)  in proc_map_release()
237 		mmdrop(priv->mm);  in proc_map_release()
271 	struct mm_struct *mm = vma->vm_mm;  in show_map_vma()  local
327 		if (!mm) {  in show_map_vma()
332 		if (vma->vm_start <= mm->brk &&  in show_map_vma()
333 		    vma->vm_end >= mm->start_brk) {  in show_map_vma()
344 			if (!is_pid || (vma->vm_start <= mm->start_stack &&  in show_map_vma()
345 			    vma->vm_end >= mm->start_stack)) {  in show_map_vma()
619 		.mm = vma->vm_mm,  in show_smap()
872 	struct mm_struct *mm;  in clear_refs_write()  local
900 	mm = get_task_mm(task);  in clear_refs_write()
901 	if (mm) {  in clear_refs_write()
908 			.mm = mm,  in clear_refs_write()
917 			down_write(&mm->mmap_sem);  in clear_refs_write()
918 			reset_mm_hiwater_rss(mm);  in clear_refs_write()
919 			up_write(&mm->mmap_sem);  in clear_refs_write()
923 		down_read(&mm->mmap_sem);  in clear_refs_write()
925 			for (vma = mm->mmap; vma; vma = vma->vm_next) {  in clear_refs_write()
928 				up_read(&mm->mmap_sem);  in clear_refs_write()
929 				down_write(&mm->mmap_sem);  in clear_refs_write()
930 				for (vma = mm->mmap; vma; vma = vma->vm_next) {  in clear_refs_write()
934 				downgrade_write(&mm->mmap_sem);  in clear_refs_write()
937 			mmu_notifier_invalidate_range_start(mm, 0, -1);  in clear_refs_write()
941 			mmu_notifier_invalidate_range_end(mm, 0, -1);  in clear_refs_write()
942 		flush_tlb_mm(mm);  in clear_refs_write()
943 		up_read(&mm->mmap_sem);  in clear_refs_write()
945 		mmput(mm);  in clear_refs_write()
1013 		struct vm_area_struct *vma = find_vma(walk->mm, addr);  in pagemap_pte_hole()
1144 	orig_pte = pte = pte_offset_map_lock(walk->mm, pmd, addr, &ptl);  in pagemap_pte_range()
1231 	struct mm_struct *mm;  in pagemap_read()  local
1260 	mm = mm_access(task, PTRACE_MODE_READ);  in pagemap_read()
1261 	ret = PTR_ERR(mm);  in pagemap_read()
1262 	if (!mm || IS_ERR(mm))  in pagemap_read()
1270 	pagemap_walk.mm = mm;  in pagemap_read()
1298 		down_read(&mm->mmap_sem);  in pagemap_read()
1300 		up_read(&mm->mmap_sem);  in pagemap_read()
1317 	mmput(mm);  in pagemap_read()
1435 	orig_pte = pte = pte_offset_map_lock(walk->mm, pmd, addr, &ptl);  in gather_pte_stats()
1483 	struct mm_struct *mm = vma->vm_mm;  in show_numa_map()  local
1488 		.mm = mm,  in show_numa_map()
1494 	if (!mm)  in show_numa_map()
1513 	} else if (vma->vm_start <= mm->brk && vma->vm_end >= mm->start_brk) {  in show_numa_map()
1522 			if (!is_pid || (vma->vm_start <= mm->start_stack &&  in show_numa_map()
1523 			    vma->vm_end >= mm->start_stack))  in show_numa_map()