Date: Tue, 28 Nov 2000 18:28:53 -0800 (PST) From: FengYue <fengyue@bluerose.windmoon.nu> To: Alfred Perlstein <bright@wintelcom.net> Cc: David Petrou <dpetrou@cs.cmu.edu>, freebsd-hackers@FreeBSD.ORG Subject: Re: thread model questions Message-ID: <Pine.BSF.4.21.0011281826500.58291-100000@shell.unixbox.com> In-Reply-To: <20001128182341.V8051@fw.wintelcom.net>
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On Tue, 28 Nov 2000, Alfred Perlstein wrote: ->> Hmm, actually I don't know in which case it'd be considered as "preemptive ->> at kernel level"... In the case where a thread calls a syscall and gets ->> blocked, the entire process gets blocked not just that thread. In ->> the case where the syscalls are converted to asynchronous calls, would ->> this be the case? -> ->No it wouldn't. The async nature of the call would prevent the ->process from blocking therefore the threads wouldn't block either ->blocking. -> Sorry for being unclear. I actually meant "Would the async system calls considered the case for 'preemptive at kernel level'". ->-- ->-Alfred Perlstein - [bright@wintelcom.net|alfred@freebsd.org] ->"I have the heart of a child; I keep it in a jar on my desk." To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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