Date: Sat, 10 Aug 2002 00:33:59 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 15773 for review Message-ID: <200208100733.g7A7Xx8j073274@freefall.freebsd.org>
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http://people.freebsd.org/~peter/p4db/chv.cgi?CH=15773 Change 15773 by peter@peter_overcee on 2002/08/10 00:33:16 revert to freebsd Affected files ... .. //depot/projects/pmap/sys/i386/i386/pmap.c#30 edit Differences ... ==== //depot/projects/pmap/sys/i386/i386/pmap.c#30 (text+ko) ==== @@ -2738,13 +2738,6 @@ { vm_offset_t phys; - /* - * Note that we do not use PG_G here, in case we get preempted - * and end up on another CPU. In doing so, we will have had an - * implied invltlb() by the cpu_switch() routine. This only works - * if we do not use PG_G here. With this concession, we do not - * need to do any IPI shootdowns from here. - */ phys = VM_PAGE_TO_PHYS(m); if (*CMAP2) panic("pmap_zero_page: CMAP2 busy"); @@ -2780,13 +2773,6 @@ { vm_offset_t phys; - /* - * Note that we do not use PG_G here, in case we get preempted - * and end up on another CPU. In doing so, we will have had an - * implied invltlb() by the cpu_switch() routine. This only works - * if we do not use PG_G here. With this concession, we do not - * need to do any IPI shootdowns from here. - */ phys = VM_PAGE_TO_PHYS(m); if (*CMAP2) panic("pmap_zero_page: CMAP2 busy"); @@ -2822,13 +2808,6 @@ { vm_offset_t phys; - /* - * Note that we do not use PG_G here, in case we get preempted - * and end up on another CPU. In doing so, we will have had an - * implied invltlb() by the cpu_switch() routine. This only works - * if we do not use PG_G here. With this concession, we do not - * need to do any IPI shootdowns from here. - */ phys = VM_PAGE_TO_PHYS(m); if (*CMAP3) panic("pmap_zero_page: CMAP3 busy"); @@ -2987,7 +2966,7 @@ if (tpte == 0) { printf("TPTE at %p IS ZERO @ VA %08x\n", pte, pv->pv_va); - panic("bad peter"); + panic("bad pte"); } /* To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe p4-projects" in the body of the message
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