commit 1fa155830ba6bb658db68ed6de037df9b033ed7f
Author: Venkatesh Srinivas <me@endeavour.zapto.org>
Date: Fri Dec 9 22:32:10 2011 -0800
kernel -- Remove i686_pagezero.
i686_pagezero spent read bandwidth to search for the first non-zero word
in a page and zeroed from there. This was silly; the contents of the page
didn't matter and reading it was a waste of time. bzero() is used directly.
Summary of changes:
sys/platform/pc32/i386/bzero.s | 50 ------------------------------------
sys/platform/pc32/i386/pmap.c | 16 +----------
sys/platform/pc32/include/md_var.h | 1 -
3 files changed, 2 insertions(+), 65 deletions(-)
http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/1fa155830ba6bb658db68ed6de037df9b033ed7f
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DragonFly BSD source repository