Date: Fri, 23 May 2003 22:19:29 -0700 From: Terry Lambert <tlambert2@mindspring.com> To: Julian Elischer <julian@elischer.org> Cc: Daniel Eischen <eischen@pcnet1.pcnet.com> Subject: Re: libkse and SMP (was Re: USB bulk read & pthreads) Message-ID: <3ECF00E1.10A428AB@mindspring.com> References: <Pine.BSF.4.21.0305231113460.92012-100000@InterJet.elischer.org>
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Julian Elischer wrote: > On Fri, 23 May 2003, Terry Lambert wrote: > > This is handy to know; so basically, my expectation from > > reading the code around PTHREAD_SCOPE_SYSTEM was correct: > > a single CPU system with PTHREAD_SCOPE_PROCESS (the default) > > can still get itself blocked in the kernel by a single > > blocking call (as in the USB bulk read device issue). > > No you are completely wrong.. > > Each PTHREAD_SCOPE_PROCESS gets its OWN KSE to run on. > that thread may block but other threads may run unimpeded. That's what I said. 8-). -- Terry
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