[kaffe] pthread issues
doogie at brainfood.com
Wed Dec 8 22:16:17 PST 2004
On Wed, 1 Dec 2004, Peter Naulls wrote:
> [CCs at Dilabor's suggestion]
> I'm trying to debug threading issues in my port of Kaffe to RISC OS.
> Chances are, the problem is in our pthread/C library implementation,
> since it hasn't been used terribly widely.
> Please don't suggest I use jthreads, as it needs some work to even
> compile for RISC OS. Please also try not to make assumptions about RISC
> OS - it is a long way from POSIX, although much of that is hidden by our
> Unix compatibility library.
> Running an empty program/hello world results in the C library detecting
> a deadlock after the program completes.
> Using -vmdebug JTHREAD on the same programs results in Kaffe itself
> detecting a deadlock very early on. e.g.:
I just checked in a fix, that might let this work.
2004-12-08 Adam Heath <doogie at brainfood.com>
Call unprotectThreadList *before* calling pthread_exit. This
prevents deadlocks during shutdown(discovered while getting xprof
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