函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\userfaultfd.c Create Date:2022-07-29 10:52:33
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：userfaultfd_unmap_complete

函数原型：void userfaultfd_unmap_complete(struct mm_struct *mm, struct list_head *uf)

返回类型：void

参数：

类型参数名称
struct mm_struct *mm
struct list_head *uf
862  msg_init( & msg)
864  event等于UFFD_EVENT_UNMAP
865  start等于start
866  end等于end
868  userfaultfd_event_wait_completion(ctx, & ewq)
870  删除链表项
871  释放内存
调用者
名称描述
SYSCALL_DEFINE1
__vm_munmap
vm_brk_flags
SYSCALL_DEFINE5Expand (or shrink) an existing mapping, potentially moving it at the* same time (controlled by the MREMAP_MAYMOVE flag and available VM space)* MREMAP_FIXED option added 5-Dec-1999 by Benjamin LaHaise* This option implies MREMAP_MAYMOVE.
vm_mmap_pgoff