On Thu, Feb 13, 2014 at 03:34:19PM -0800, Christian Kujau wrote: > On Fri, 14 Feb 2014 at 09:26, Dave Chinner wrote: > > > after upgrading from 3.13-rc8 to 3.14.0-rc2 on this PowerPC G4 machine, > > > the WARNING below was printed. > > > > > > Shortly after, a lockdep warning appeared (possibly related to my > > > post to the XFS list yesterday[0]). > > > > Unlikely. > > OK, so the "possible irq lock inversion dependency detected" is a lockdep > regression, as you explained in the xfs-list thread. What about the > "RECLAIM_FS-safe -> RECLAIM_FS-unsafe lock order detected" warning - I > haven't seen it again though, only once with 3.14.0-rc2. That was also an i_lock/mmapsem issue, so it's likely to be the same root cause. I'm testing a fix for it at the moment. Cheers, Dave. -- Dave Chinner david@xxxxxxxxxxxxx -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>