函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\hmm.h Create Date:2022-07-27 18:11:47
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:hmm_device_entry_from_pfn() - create a valid device entry value from pfn*@range: range use to encode HMM pfn value*@pfn: pfn value for which to create the device entry* Return: valid device entry for the pfn

函数原型:static inline uint64_t hmm_device_entry_from_pfn(const struct hmm_range *range, unsigned long pfn)

返回类型:uint64_t

参数:

类型参数名称
const struct hmm_range *range
unsigned longpfn
216  返回:pfn左移pfn_shift位按位或flags[ pfn is valid. It has, at least, read permission.]
调用者
名称描述
hmm_vma_handle_pmd
hmm_vma_handle_pte
hmm_vma_walk_hugetlb_entry