Btrfs devel - Jul 2014 - [PATCH not for integration] btrfs-devlist: dumps btrfs_device and btrfs_fs_devices from kernel

This would dump the following info:

fs_address dev_address dev_root_addr root_fsid
fsid name uuid (seed_fsid@seed_addr sprout_fsid@sprout_addr) 
	(fs_num_devices fs_open_devices fs_rw_devices fs_missing_devices
fs_total_devices) fs_total_rw_bytes fs_num_can_discard
	devid gen total_bytes disk_total_bytes bytes_used type io_align io_width
sector_size fmode
	not_fs_Mounted|not_fs_Seeding|not_fs_Rotating
	not_Writable|not_MD|not_Missing|not_Discard|not_Replace_tgt|not_Run_pending|not_Nobarriers|not_Stat_valid|not_Bdev


Applies on Chris integration branch now

Anand Jain (1):
  btrfs: introduce BTRFS_IOC_GET_DEVS

 fs/btrfs/super.c           |  86 +++++++++++++++++++++++++++
 fs/btrfs/volumes.c         | 145 +++++++++++++++++++++++++++++++++++++++++++++
 fs/btrfs/volumes.h         |   3 +
 include/uapi/linux/btrfs.h |  53 ++++++++++++++++-
 4 files changed, 286 insertions(+), 1 deletion(-)

Anand Jain (1):
  btrfs-progs: introduce btrfs-devlist

 .gitignore      |   1 +
 Makefile        |   4 +-
 btrfs-devlist.c | 268 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 ioctl.h         |  52 +++++++++++
 4 files changed, 323 insertions(+), 2 deletions(-)
 create mode 100644 btrfs-devlist.c
-- 
2.0.0.153.g79dcccc

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