Date: Sat, 16 May 2009 20:57:08 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r192216 - head/sys/amd64/include Message-ID: <200905162057.n4GKv8ek002392@svn.freebsd.org>
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Author: kmacy Date: Sat May 16 20:57:08 2009 New Revision: 192216 URL: http://svn.freebsd.org/changeset/base/192216 Log: Increase default kernel map to 512GB I briefly discussed this with alc. It could lead to problems for greater than 64GB. However, that seems unlikely in practice. Modified: head/sys/amd64/include/vmparam.h Modified: head/sys/amd64/include/vmparam.h ============================================================================== --- head/sys/amd64/include/vmparam.h Sat May 16 20:55:28 2009 (r192215) +++ head/sys/amd64/include/vmparam.h Sat May 16 20:57:08 2009 (r192216) @@ -155,7 +155,7 @@ * 0xffff804020101000 - 0xfffffeffffffffff unused * 0xffffff0000000000 - 0xffffff7fffffffff 512GB direct map mappings * 0xffffff8000000000 - 0xfffffffe3fffffff unused (505GB) - * 0xfffffffe40000000 - 0xffffffffffffffff 7GB kernel map + * 0xfffffffe40000000 - 0xffffffffffffffff 512GB kernel map * * Within the kernel map: * @@ -163,7 +163,7 @@ */ #define VM_MAX_KERNEL_ADDRESS KVADDR(KPML4I, NPDPEPG-1, NPDEPG-1, NPTEPG-1) -#define VM_MIN_KERNEL_ADDRESS KVADDR(KPML4I, NPDPEPG-7, 0, 0) +#define VM_MIN_KERNEL_ADDRESS KVADDR(KPML4I, NPDPEPG-512, 0, 0) #define DMAP_MIN_ADDRESS KVADDR(DMPML4I, 0, 0, 0) #define DMAP_MAX_ADDRESS KVADDR(DMPML4I+1, 0, 0, 0)
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