Messages in this thread | | | Date | Fri, 5 Aug 2005 18:13:01 -0700 | From | Chris Wright <> | Subject | Re: [PATCH 1/1] i386 Encapsulate copying of pgd entries |
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* zach@vmware.com (zach@vmware.com) wrote: > + memset(pgd, 0, USER_PTRS_PER_PGD*sizeof(pgd_t)); > if (PTRS_PER_PMD == 1) > spin_lock_irqsave(&pgd_lock, flags); > > - memcpy((pgd_t *)pgd + USER_PTRS_PER_PGD, > + clone_pgd_range((pgd_t *)pgd + USER_PTRS_PER_PGD, > swapper_pg_dir + USER_PTRS_PER_PGD, > - (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t)); > - > + KERNEL_PGD_PTRS); > if (PTRS_PER_PMD > 1) > return; > > pgd_list_add(pgd); > spin_unlock_irqrestore(&pgd_lock, flags); > - memset(pgd, 0, USER_PTRS_PER_PGD*sizeof(pgd_t));
Why memset was never done on PAE?
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