From: Nirbheek Chauhan nirbheek.chauhan at collabora.co.uk
If the path to a given loopback file is longer than 64 characters, none of the
Btrfs-progs tools can use it. This is because the size of loopinfo.lo_name
returned by the LOOP_GET_STATUS ioctl is 64.
The attached patch fixes this by
From: Nirbheek Chauhan nirbheek.chau...@collabora.co.uk
The LOOP_GET_STATUS ioctl truncates filenames to 64 characters. We should get
the backing file for a given loop device from /sys/. This is how losetup does it
as well.
---
utils.c | 26 ++
1 files changed, 14
