From owner-cvs-all  Thu Apr  5  9:38:18 2001
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To: Luigi Rizzo <luigi@info.iet.unipi.it>
Subject: Re: cvs commit: src/sys/dev/wi if_wi.c 
Cc: Alfred Perlstein <alfred@FreeBSD.org>,
	cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
In-reply-to: Your message of "Thu, 05 Apr 2001 11:29:43 +0200."
		<200104050929.LAA88010@info.iet.unipi.it> 
References: <200104050929.LAA88010@info.iet.unipi.it>  
Date: Thu, 05 Apr 2001 10:36:51 -0600
From: Warner Losh <imp@harmony.village.org>
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In message <200104050929.LAA88010@info.iet.unipi.it> Luigi Rizzo writes:
: > alfred      2001/04/05 02:25:41 PDT
: > 
: >   Modified files:
: >     sys/dev/wi           if_wi.c 
: >   Log:
: >   WI_TIMEOUT is 65536
: >   
: >   65536 * 10msec == 10 minutes 55 seconds == hung machine
: >
: >   Instead wait for the busy bits for a max of ~2 seconds (200 * 10msec)
: 
: it would be better to make it 2*HZ then, because someone
: uses different values if HZ than the default (100)

There's a 10ms delay in the loop in question that is independent of
HZ, so 200 means 200 times through this loop.

Warner

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