On Thu, 30 Jan 2014, James Bottomley wrote: > > So, if you want 64-bit page offsets, you need to increase pgoff_t size, > > and that will increase the limit for both files and block devices. > > No. The point is the page cache mapping of the device uses a > manufactured inode saved in the backing device. It looks fixable in the > buffer code before the page cache gets involved. So if you think you can support 16TiB devices and leave pgoff_t 32-bit, send a patch that does it. Until you make it, you should apply the patch that I sent, that prevents kernel lockups or data corruption when the user uses 16TiB device on 32-bit kernel. Mikulas -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
