]> git.baikalelectronics.ru Git - kernel.git/commit
btrfs: publish allocation data in sysfs
authorJeff Mahoney <jeffm@suse.com>
Fri, 1 Nov 2013 17:07:04 +0000 (13:07 -0400)
committerChris Mason <clm@fb.com>
Tue, 28 Jan 2014 21:19:29 +0000 (13:19 -0800)
commit8db7fa1708598e613829fd846070627fb9e16363
treeec9684534264d7b6d2cc0e6137ad7c7f851b1e88
parentb324857a7bd03d1b8d49990f3e3cff118fef5000
btrfs: publish allocation data in sysfs

While trying to debug ENOSPC issues, it's helpful to understand what the
kernel's view of the available space is. We export this information
via ioctl, but sysfs files are more easily used.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <clm@fb.com>
fs/btrfs/ctree.h
fs/btrfs/extent-tree.c
fs/btrfs/sysfs.c
fs/btrfs/sysfs.h