Date: Sun, 14 Oct 2001 14:09:04 -0700 (PDT) From: Tor Egge <tegge@FreeBSD.org> To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/i386/i386 vm_machdep.c Message-ID: <200110142109.f9EL94871325@freefall.freebsd.org>
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tegge 2001/10/14 14:09:04 PDT
Modified files:
sys/i386/i386 vm_machdep.c
Log:
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.
Reviewed by: dillon
Revision Changes Path
1.175 +25 -16 src/sys/i386/i386/vm_machdep.c
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