函数源码

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source File:mm\hmm.c Create Date:2022-07-27 18:12:22
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static inline uint64_t pmd_to_hmm_pfn_flags(struct hmm_range *range, pmd_t pmd)
{
    if (pmd_protnone(pmd))
        return 0;
    return pmd_write(pmd) ? range->flags[HMM_PFN_VALID] |
                range->flags[HMM_PFN_WRITE] :
                range->flags[HMM_PFN_VALID];
}