* page table questions
@ 2017-06-07 5:24 meng chen
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From: meng chen @ 2017-06-07 5:24 UTC (permalink / raw)
To: linux 内核邮件列表
hello ,how to know wheather a pmd maps a 2M physical page or not??
if(pmd_trans_huge(*pmd)){
if(pte_present(*pmd)){
/*page is in ram?*/
}
}
can I judge it according the above codes??
thanks a lot!!
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