On Fri, 2009-09-04 at 10:35 +0900, Seiichi Ikarashi wrote: > Hi, > > I report a couple of "UNRESOLVED" failures of open_posix_testsuite in ltp > and send a patch for them. > > I got following failures while executing open_posix_testsuite. > > > conformance/interfaces/pthread_setschedparam/5-1: execution: UNRESOLVED: > > Output: > > [07:16:29]Test conformance/interfaces/pthread_setschedparam/5-1.c > > unresolved: got 22 (Invalid argument) on line 152 (Sem_post in signal > > handler 1) > > > conformance/interfaces/pthread_detach/4-3: execution: UNRESOLVED: Output: > > *snip* > > [12:05:38]Test conformance/interfaces/pthread_detach/4-3.c unresolved: got > > 22 (Invalid argument) on line 157 (Sem_post in signal handler 1) > > Both of them have wrong steps of its test preparation: > 1. register signal handlers (just do sem_post()) for SIGUSR1/SIGUSR2. > 2. block those signals > 3. prepare something (sem_init()) for these signal handlers > 4. send signals to itself from sub-threads. > > They have a window of not-yet-prepared-for-signals > between step 1 and 2. I think above "UNRESOLVED" failures > (sem_post() before sem_init()) are the result of getting a > signal during this window. > I don't know who sent a signal to them but I guess > neighboring tests are suspects, because number of tests run > concurrently in open_posix_testsuite. > > The fix shall be just delaying step 1 to between step 2 and 4, > so I wrote such a patch for both pthread_setschedparam and > pthread_detach. I have confirmed that this UNRESOLVED failure > disappeared with this patch applied. > > Signed-off-by: Seiichi Ikarashi <[email protected]>
Ok Thanks. Regards-- Subrata > > Regards, > > ------------------------------------------------------------------------------ > Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day > trial. Simplify your report design, integration and deployment - and focus on > what you do best, core application coding. Discover what's new with > Crystal Reports now. http://p.sf.net/sfu/bobj-july > _______________________________________________ Ltp-list mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/ltp-list ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _______________________________________________ Ltp-list mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ltp-list
