I'm not sure the last statement is right wrt opensm. HCA driver counts only for IBAL applications. Opensm is a winmad one and I believe, one can remove the stack while opensm is running.
> -----Original Message----- > From: [email protected] [mailto:ofw- > [email protected]] On Behalf Of Tzachi Dar > Sent: Sunday, December 05, 2010 3:34 PM > To: Hefty, Sean; Uri Habusha; [email protected]; Smith, Stan; > Fabian Tillier > Subject: Re: [ofw] Add Assert to debug BS while deleting WDF device > > For the good and for the bad, once opensm (or other user process) is > running and opening the device, the stack can not go down. > > Stopping the stack will result in "reboot required" > > Thanks > Tzachi > > > -----Original Message----- > > From: [email protected] [mailto:ofw- > > [email protected]] On Behalf Of Hefty, Sean > > Sent: Friday, December 03, 2010 1:58 AM > > To: Uri Habusha; [email protected]; Smith, Stan; Fabian > Tillier > > Subject: Re: [ofw] Add Assert to debug BS while deleting WDF device > > > > > The function that fails is WdfDeviceCreateSymbolicLink that returns > > > STATUS_OBJECT_NAME_COLLISION (0xC0000035L). It doesn't happen > > consistently > > > but it happens from time to time. > > > > Does the following describe your testing? > > > > 1 Load the stack > > 2 Start opensm > > 3 Unload the stack > > 4 Reload the stack > > 5 Unload the stack > > 6 crash on unload > > > > I'm wondering if Windows maintains the symbolic link (or is slow to > > destroy it) if an application actively using it when the kernel > removes > > it. If so, this would explain the failure to recreate it at step 4 > > above. And if this is the case, then I'm not sure what a fix would > > be.. > > > > - Sean > > _______________________________________________ > > ofw mailing list > > [email protected] > > http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw > _______________________________________________ > ofw mailing list > [email protected] > http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw _______________________________________________ ofw mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw
