Date: Thu, 17 Jan 2008 04:24:20 GMT From: Kip Macy <kmacy@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 133451 for review Message-ID: <200801170424.m0H4OKhb012449@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=133451 Change 133451 by kmacy@pandemonium:kmacy:xen31 on 2008/01/17 04:23:48 clear PMAP2 while holding the PMAP2mutex Affected files ... .. //depot/projects/xen31/sys/i386/xen/pmap.c#17 edit Differences ... ==== //depot/projects/xen31/sys/i386/xen/pmap.c#17 (text+ko) ==== @@ -950,8 +950,10 @@ pmap_pte_release(pt_entry_t *pte) { - if ((pt_entry_t *)((vm_offset_t)pte & ~PAGE_MASK) == PADDR2) + if ((pt_entry_t *)((vm_offset_t)pte & ~PAGE_MASK) == PADDR2) { + *PMAP2 = 0; mtx_unlock(&PMAP2mutex); + } } static __inline void @@ -1034,9 +1036,6 @@ pte = pmap_pte(pmap, va); rtval = (PT_GET(pte) & PG_FRAME) | (va & PAGE_MASK); pmap_pte_release(pte); - - if (*PMAP2) - *PMAP2 = 0; } PMAP_UNLOCK(pmap); return (rtval); @@ -1066,10 +1065,6 @@ pte = pmap_pte(pmap, va); rtval = (*pte & PG_FRAME) | (va & PAGE_MASK); pmap_pte_release(pte); -#ifdef XEN - if (*PMAP2) - *PMAP2 = 0; -#endif } PMAP_UNLOCK(pmap); return (rtval); @@ -2941,8 +2936,6 @@ */ pmap_pte_set_w(pte, wired); pmap_pte_release(pte); - if (*PMAP2) - *PMAP2 = 0; PMAP_UNLOCK(pmap); } @@ -3444,8 +3437,6 @@ pmap_pte_release(pte); } PT_UPDATES_FLUSH(); - if (*PMAP2) - *PMAP2 = 0; } void @@ -3460,8 +3451,6 @@ pmap_pte_release(pte); } PT_UPDATES_FLUSH(); - if (*PMAP2) - *PMAP2 = 0; } /* @@ -3779,8 +3768,6 @@ pte = (ptep != NULL) ? PT_GET(ptep) : 0; pmap_pte_release(ptep); PMAP_UNLOCK(pmap); - if (*PMAP2) - *PMAP2 = 0; if (pte != 0) { vm_paddr_t pa;
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