函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\userfaultfd_k.h Create Date:2022-07-27 09:55:27
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:userfaultfd_missing

函数原型:static inline bool userfaultfd_missing(struct vm_area_struct *vma)

返回类型:bool

参数:

类型参数名称
struct vm_area_struct *vma
52  返回:Flags, see mm.h. 按位与missing pages tracking
调用者
名称描述
do_anonymous_pageWe enter with non-exclusive mmap_sem (to exclude vma changes,* but allow concurrent faults), and pte mapped but not yet locked.* We return with mmap_sem still held, but pte unmapped and unlocked.
hugetlb_no_page
__do_huge_pmd_anonymous_page
do_huge_pmd_anonymous_page
userfaultfd_unregister