Messages in this thread | | | From | John M Collins <> | Subject | Re: Semaphores and threads anomaly and bug? | Date | Tue, 4 Nov 2003 18:09:28 +0000 |
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On Tuesday 04 November 2003 17:29, Linus Torvalds wrote: > On Tue, 4 Nov 2003, John M Collins wrote: > > I know this isn't defined anywhere but the seems to be an ambiguity and > > discrepancy between versions of Unix and Linux over threads and > > semaphores. > > > > Do the "SEM_UNDO"s get applied when a thread terminates or when the > > "whole thing" terminates? > > It's entirely up to you. That's what CLONE_SYSVSEM is supposed to > determine. > > However, CLONE_SYSVSEM is fairly recent, and I think you will need to use > the new threading libraries to see it.
Thanks.
Could I possibly draw your attention to the other point I made about the updating of "sempid" which does seem to be a mistake to me?
-- John Collins Xi Software Ltd www.xisl.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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