Date: Sat, 27 Apr 2002 17:15:49 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/vm vm_page.c vm_page.h vnode_pager.c Message-ID: <200204280015.g3S0Fno92790@freefall.freebsd.org>
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peter 2002/04/27 17:15:49 PDT
Modified files:
sys/vm vm_page.c vm_page.h vnode_pager.c
Log:
We do not necessarily need to map/unmap pages to zero parts of them.
On systems where physical memory is also direct mapped (alpha, sparc,
ia64 etc) this is slightly harmful.
Revision Changes Path
1.186 +12 -0 src/sys/vm/vm_page.c
1.98 +1 -0 src/sys/vm/vm_page.h
1.145 +1 -4 src/sys/vm/vnode_pager.c
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