On (24/12/13 15:28), Sergey Senozhatsky wrote: > The data must not change. That's the only "must" thing. zram > cannot and must not tolerate buggy upper layer that do not respect > BLK_FEAT_STABLE_WRITES. The solution (per [1]) is "we need to teach the buffer cache writeback code to issue writes through a bounce buffer if the device requires stable writes." Unless somebody is already working on it (I'm not aware of that), please feel free to submit a patch, that would be highly appreciated. [1] https://lore.kernel.org/linux-fsdevel/20241212140437.GD1265540@xxxxxxx
