On Thu, Jul 05, 2018 at 07:46:05AM -0700, Dan Williams wrote: > ...but that also allows 'echo "syncAndThenSomeGarbage" > > /sys/.../memmap_state' to succeed. Yep it does :-(. Damn -- Johannes Thumshirn Storage jthumshirn@xxxxxxx +49 911 74053 689 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Felix Imendörffer, Jane Smithard, Graham Norton HRB 21284 (AG Nürnberg) Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850