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(parent: 2ac55d4) | patch
Btrfs: add a "df" ioctl for btrfs
authorJosef Bacik <josef@redhat.com>
Wed, 13 Jan 2010 18:19:06 +0000 (18:19 +0000)
committerChris Mason <chris.mason@oracle.com>
Mon, 15 Mar 2010 15:00:14 +0000 (11:00 -0400)
commit1406e4327be3a533a2b18582f715ce2cfbcf6804
tree40cafa639095b1a652cd013746394b7a77e52b69tree
parent2ac55d41b5d6bf49e76bc85db5431240617e2f8fcommit | diff
Btrfs: add a "df" ioctl for btrfs

df is a very loaded question in btrfs.  This gives us a way to get the per-space
usage information so we can tell exactly what is in use where.  This will help
us figure out ENOSPC problems, and help users better understand where their disk
space is going.

Signed-off-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/ioctl.c diff | blob | history
fs/btrfs/ioctl.h diff | blob | history
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