On 08/02/17 05:34, Shaohua Li wrote: > so it's the implementation which doesn't flush disk cache before writting new > data to disks, right? That makes sense then. I think we should fix this soon. > Don't think people will (or remember to) disable write-back cache before using > ppl. Dunno whether I'm making a fool of myself :-) but might a quick-n-dirty workaround be to make enabling PPL also disable write-back cache? With maybe a warning not to switch it back on? Cheers, Wol -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html