Date: Sun, 21 Mar 2010 00:21:59 +0000 (UTC) From: Alan Cox <alc@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r205403 - head/sys/amd64/amd64 Message-ID: <201003210021.o2L0LxjI031691@svn.freebsd.org>
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Author: alc Date: Sun Mar 21 00:21:59 2010 New Revision: 205403 URL: http://svn.freebsd.org/changeset/base/205403 Log: Eliminate a pointless TLB invalidation from pmap_bootstrap(). No mappings whatsoever are changed between the earlier load_cr3() and this invalidation. Modified: head/sys/amd64/amd64/pmap.c Modified: head/sys/amd64/amd64/pmap.c ============================================================================== --- head/sys/amd64/amd64/pmap.c Sun Mar 21 00:13:11 2010 (r205402) +++ head/sys/amd64/amd64/pmap.c Sun Mar 21 00:21:59 2010 (r205403) @@ -576,8 +576,6 @@ pmap_bootstrap(vm_paddr_t *firstaddr) virtual_avail = va; - invltlb(); - /* Initialize the PAT MSR. */ pmap_init_pat(); }
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