Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\interval_tree.c Create Date:2022-07-28 14:32:19
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:__anon_vma_interval_tree_iter_next

Proto:static inline struct anon_vma_chain *__anon_vma_interval_tree_iter_next(struct anon_vma_chain *node, unsigned long start, unsigned long last)

Type:struct anon_vma_chain

Parameter:

TypeParameterName
struct anon_vma_chain *node
unsigned longstart
unsigned longlast
73  rb = rb_right
73  When (true) cycle
73  If rb Then
73  struct anon_vma_chain * right = ({
73  __mptr = rb
73  Do
73  When 0 cycle
73  __mptr - __builtin_offsetof(structanon_vma_chain, rb)
73  })
73  If start <= rb_subtree_last Then Return __anon_vma_interval_tree_subtree_search(right, start, last)
73  Do
73  rb = __rb_parent_color & ~3
73  If Not rb Then Return NULL
73  prev = locked by anon_vma->rwsem
73  node = ({
73  __mptr = rb
73  Do
73  When 0 cycle
73  __mptr - __builtin_offsetof(structanon_vma_chain, rb)
73  })
73  rb = rb_right
73  When prev == rb cycle
73  If last < avc_start_pgoff(node) Then Return NULL
73  Else if start <= avc_last_pgoff(node) Then Return node
Caller
NameDescribe
anon_vma_interval_tree_iter_next