On Fri, Feb 14, 2014 at 11:24:27AM +1100, Dave Chinner wrote: > > I can fix this one easily - we already have a workqueue for doing > > async log pushes (will split the stack between xlog_cil_force_lsn > > and xlog_cil_push), but the reason we haven't used it for synchronous > > log forces is that screws up fsync performance on CFQ. We don't > > recommend CFQ with XFS anyway, so I think I'll make this change > > anyway. > > Dave, the patch below should chop off the stack usage from > xfs_log_force_lsn() issuing IO by deferring it to the CIL workqueue. > Can you given this a run?
Looks like it's survived an overnight run.. Dave -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/