Re: [PATCH 2.6] watch64: generic variable monitoring system

From: YOSHIFUJI Hideaki / 吉藤英明
Date: Fri Sep 03 2004 - 14:11:28 EST


In article <200409031319.24863.jeffpc@xxxxxxxxxxxxx> (at Fri, 03 Sep 2004 13:19:24 -0400), "Josef 'Jeff' Sipek" <jeffpc@xxxxxxxxxxxxx> says:

> The watch64 system allows the programmer to specify the approximate interval
> at which he wants his variables checked. If he tries to specify shorter
> interval than the minimum a default value of HZ/10 is used. To minimize
> locking, RCU and seqlock are used. On 64-bit systems, all is optimized away.

I agree with the basic principle; it is very similar to mine.
However, it is too complicated isn't it?
I would do per-"table" registration (instead of per-variable one);
watch64_getval() seems very ugly to me...

--
Hideaki YOSHIFUJI @ USAGI Project <yoshfuji@xxxxxxxxxxxxxx>
GPG FP: 9022 65EB 1ECF 3AD1 0BDF 80D8 4807 F894 E062 0EEA
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