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Date:      Wed, 01 Apr 1998 17:59:33 +0900
From:      Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
To:        ache@nagual.pp.ru
Cc:        current@FreeBSD.ORG, phk@FreeBSD.ORG, yokota@zodiac.mech.utsunomiya-u.ac.jp
Subject:   Re: -current X11 slowdown confirmation 
Message-ID:  <199804010859.RAA06451@zodiac.mech.utsunomiya-u.ac.jp>
In-Reply-To: Your message of "Wed, 01 Apr 1998 12:30:18 %2B0400." <19980401123018.51652@nagual.pp.ru> 
References:  <19980401123018.51652@nagual.pp.ru> 

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>Yes, very recent -current cause great X11 slowdown, I suppose some
>latest phk's time variable related changes involved. What about possible
>pieces of old code constantly polling for time without going to spl
>protection, like syscons? With spl protection added they can cause great
>slowdown.

syscons refers to mono_time.tv_sec, but doesn't poll for it.
Access to mono_time.tv_sec is atomic under i386, is it not?

Kazu

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