On Tue, Sep 07, 2021 at 10:30:34AM +0200, Kim Bak wrote: > Hi > > This looks like a developer list I'm sorry to bother you here as I'm not a > developer, I was looking for the linux-usb-user list but it seems to have > merged with this so i will ask my question here. Those lists merged well over a decade ago, November 2007. > I'm trying to get the g_mass_storage module to export an 8Tb storage device, > either using a backing file or an iscsi mounted device, it seems to fail > anything more than 2Tb. Is the module limited to 512 bytes blocks or is > there a way to force larger blocks? This was already answered for you 5 days ago: https://lore.kernel.org/r/20210902143959.GC432266@xxxxxxxxxxxxxxxxxxx Did that not answer your question? If so, please respond to that email. thanks, greg k-h