On Wed, Feb 12, 2014 at 04:40:43PM +1100, Dave Chinner wrote: > None of the XFS code disables interrupts in that path, not does is > call outside XFS except to dispatch IO. The stack is pretty deep at > this point and I know that the standard (non stacked) IO stack can > consume >3kb of stack space when it gets down to having to do memory > reclaim during GFP_NOIO allocation at the lowest level of SCSI > drivers. Stack overruns typically show up with symptoms like we are > seeing. > .. > > Dave, before chasing ghosts, can you (like Eric originally asked) > turn on stack overrun detection? CONFIG_DEBUG_STACKOVERFLOW ? Already turned on. Dave _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs
