Date: Thu, 22 May 2003 20:03:38 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 31668 for review Message-ID: <200305230303.h4N33csU000157@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=31668 Change 31668 by peter@peter_hammer on 2003/05/22 20:03:02 reactivate pmap_object_init_pt() Affected files ... .. //depot/projects/hammer/sys/amd64/amd64/pmap.c#10 edit Differences ... ==== //depot/projects/hammer/sys/amd64/amd64/pmap.c#10 (text+ko) ==== @@ -2254,8 +2254,7 @@ vm_object_t object, vm_pindex_t pindex, vm_size_t size, int limit) { -#if 0 - vm_offset_t tmpidx; + vm_pindex_t tmpidx; int psize; vm_page_t p, mpte; @@ -2271,14 +2270,12 @@ ((addr & (NBPDR - 1)) == 0) && ((size & (NBPDR - 1)) == 0)) { int i; vm_page_t m[1]; - unsigned int ptepindex; int npdes; - pd_entry_t ptepa; + pd_entry_t ptepa, *pde; - ptepindex = pmap_pde_pindex(addr); - if (pmap->pm_pdir[ptepindex]) + pde = pmap_pde(pmap, addr); + if (pde != 0 && (*pde & PG_V) != 0) return; - retry: p = vm_page_lookup(object, pindex); if (p != NULL) { @@ -2314,10 +2311,9 @@ pmap->pm_stats.resident_count += size >> PAGE_SHIFT; npdes = size >> PDRSHIFT; for(i = 0; i < npdes; i++) { - pde_store(&pmap->pm_pdir[ptepindex], - ptepa | PG_U | PG_RW | PG_V | PG_PS); + pde_store(pde, ptepa | PG_U | PG_RW | PG_V | PG_PS); ptepa += NBPDR; - ptepindex += 1; + pde++; } pmap_invalidate_all(kernel_pmap); return; @@ -2377,8 +2373,6 @@ } vm_page_unlock_queues(); } - return; -#endif } /*
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