From owner-cvs-all  Sat Nov 10 14:34:15 2001
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From: Tor Egge <tegge@FreeBSD.org>
Date: Sat, 10 Nov 2001 14:34:11 -0800 (PST)
To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: cvs commit: src/sys/i386/i386 vm_machdep.c
X-FreeBSD-CVS-Branch: RELENG_4
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tegge       2001/11/10 14:34:11 PST

  Modified files:        (Branch: RELENG_4)
    sys/i386/i386        vm_machdep.c 
  Log:
  MFC: Change vmapbuf() to use pmap_qenter() and vunmapbuf() to use
       pmap_qremove().  This significantly reduces the number of TLB
       shootdowns caused by vmapbuf/vunmapbuf when performing many large
       reads from raw disk devices.
  
  Revision   Changes    Path
  1.132.2.7  +24 -15    src/sys/i386/i386/vm_machdep.c

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