Date: Sun, 31 Aug 2008 20:01:14 GMT From: Nathan Whitehorn <nwhitehorn@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 148931 for review Message-ID: <200808312001.m7VK1E5B098115@repoman.freebsd.org>
next in thread | raw e-mail | index | archive | help
http://perforce.freebsd.org/chv.cgi?CH=148931 Change 148931 by nwhitehorn@nwhitehorn_trantor on 2008/08/31 20:00:22 Remove some poorly motivated code in pmap_kremove() that could cause panics and accomplished nothing. Affected files ... .. //depot/projects/ppc-g5/sys/powerpc/aim/mmu_oea64.c#3 edit Differences ... ==== //depot/projects/ppc-g5/sys/powerpc/aim/mmu_oea64.c#3 (text+ko) ==== @@ -1559,26 +1559,6 @@ void moea64_kremove(mmu_t mmu, vm_offset_t va) { - struct pvo_entry *pvo; - struct lpte *pt; - - PMAP_LOCK(kernel_pmap); - pvo = moea64_pvo_find_va(kernel_pmap, va & ~ADDR_POFF, NULL); - KASSERT(pvo != NULL, ("moea64_kextract: no addr found")); - - LOCK_TABLE(); - pt = moea64_pvo_to_pte(pvo, -1); - if (pt != NULL) { - moea64_pte_synch(pt, &pvo->pvo_pte.lpte); - if (((pvo->pvo_pte.lpte.pte_lo & (LPTE_I | LPTE_G)) == 0) - && (pvo->pvo_pte.lpte.pte_lo & LPTE_CHG)) { - __syncicache((void *)va, PAGE_SIZE); - } - } - UNLOCK_TABLE(); - - PMAP_UNLOCK(kernel_pmap); - moea64_remove(mmu, kernel_pmap, va, va + PAGE_SIZE); }
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200808312001.m7VK1E5B098115>