Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\mmu_notifier.h Create Date:2022-07-28 05:59:04
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:mmu_interval_check_retry - Test if a collision has occurred* This can be used in the critical section between mmu_interval_read_begin()* and mmu_interval_read_retry()

Proto:static inline bool mmu_interval_check_retry(struct mmu_interval_notifier *mni, unsigned long seq)

Type:bool

Parameter:

TypeParameterName
struct mmu_interval_notifier *mni The range
unsigned longseq The return of the matching mmu_interval_read_begin()
364  Return READ_ONCE(invalidate_seq) != The return of the matching mmu_interval_read_begin()
Caller
NameDescribe
hmm_range_faulthmm_range_fault - try to fault some address in a virtual address range*@range: range being faulted*@flags: HMM_FAULT_* flags* Return: the number of valid pages in range->pfns[] (from range start* address), which may be zero