Date: Thu, 28 Aug 1997 10:00:41 +10 From: "Peter Stubbs" <peters@gil.com.au> To: smp@freebsd.org Subject: Re: A how does it work question. Message-ID: <199708272358.JAA28338@iccu6.ipswich.gil.com.au> In-Reply-To: <199708271826.MAA29172@Ilsa.StevesCafe.com> References: Your message of "Wed, 27 Aug 1997 09:37:28 PDT." <199708271637.JAA05609@phaeton.artisoft.com>
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On 27 Aug 97, Steve Passe wrote: > from regular interrupts. This will require the separation of the > ISR mask component added by the ISRs to the cpl into a separate > variable and additional code in the spl functions to prevent them > from changing cpl while any ISR is inside a critical cpl region. > This is what I am working on now. At first there will be a > simple lock used to serialize all reg. interrupts as with the > fast ints, but once this works I plan to use an array of simple > locks, one per IRQ. To go beyond this will again require work on > each Wow! This is about where I loose the plot... Try a sentence like this at a party ;} This list is certainly the place for such things, but I guess I'll go back to lurk mode and see if I understand more in 12 months time. Cheers, and thanks for the replies. Peter Peter Stubbs, +061-015-572-849. Remember, you can't spell 'problems' without 'MS'.
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