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On Fri, Nov 25, 2005 at 01:04:23PM +0530, Dinakar Guniguntala wrote: > On Thu, Nov 24, 2005 at 08:56:06PM -0800, david singleton wrote: > > On Nov 24, 2005, at 12:32 PM, Dinakar Guniguntala wrote: > > > > >>I just noticed with the above fix, Paul's testcase completely > > >>hangs up and when killed I hit the BUG mentioned below. > > >>Till -rt13, this testcase just ran to completion > > > > > >Forgot to mention that I notice the same failure with -rt15 as well > > > > Good news and bad news. > > Good news. This test doesn't exercise the robust futex code. > > Pthread mutexes that want priority queuing, priority inheritance and/or > > robustness must have either the robust (PTHREAD_MUTEX_ROBUST_NP) > > attribute set and/or the PTHREAD_PRIO_INHERIT attribute set at mutex > > creation time. > > Davi, Thank you for looking into this > > Yes, this particular testcase does not exercise the robust futex code. > However, the testcase only hangs when I apply your fix on top of > -rt13. A Vanilla -rt13 works fine Just to make myself clear, this is not the same testcase where I saw PI issues that I reported ealier in the thread. I guess since I reported both problems in the same thread, it is sort of confusing. Hope that clears up any confusion -Dinakar - 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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