mn_itree_inv_start

Name:mn_itree_inv_start_range

Proto:static struct mmu_interval_notifier *mn_itree_inv_start_range(struct mmu_notifier_mm *mmn_mm, const struct mmu_notifier_range *range, unsigned long *seq)

Type:struct mmu_interval_notifier

Parameter:

Type	Parameter	Name
struct mmu_notifier_mm *	mmn_mm
const struct mmu_notifier_range *	range
unsigned long *	seq

struct mmu_interval_notifier * res = NULL

100

spin_lock( & serialize the list modifications and hlist_unhashed )

101

active_invalidate_ranges++

102

node = interval_tree_iter_first( & itree, start, end - 1)

104

If node Then

105

invalidate_seq |= 1

106

res = container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(node, structmmu_interval_notifier, interval_tree)

110

seq = invalidate_seq

111

spin_unlock( & serialize the list modifications and hlist_unhashed )

112

Return res

**Caller**
Name	Describe
mn_itree_release
mn_itree_invalidate

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Function report