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| author | Luke Shumaker <lukeshu@lukeshu.com> | 2023-03-17 18:38:14 -0400 |
|---|---|---|
| committer | Luke Shumaker <lukeshu@lukeshu.com> | 2023-03-17 18:38:14 -0400 |
| commit | 0f85e72d1331b49b52925d6cc5ad083a0376104c (patch) | |
| tree | 9ba66e893d6f66096f6b06284d09c8eb3e50facc /lib/btrfs/btrfsitem/item_freespaceinfo.go | |
| parent | c0f33186aa7a8903c5e7406024f13fad48cd14e3 (diff) | |
| parent | 1ea26f04701fa66e36b058f3efb3a6c7059cdc5c (diff) | |
Merge branch 'lukeshu/lint'
Diffstat (limited to 'lib/btrfs/btrfsitem/item_freespaceinfo.go')
| -rw-r--r-- | lib/btrfs/btrfsitem/item_freespaceinfo.go | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/lib/btrfs/btrfsitem/item_freespaceinfo.go b/lib/btrfs/btrfsitem/item_freespaceinfo.go index 9b886af..7782d27 100644 --- a/lib/btrfs/btrfsitem/item_freespaceinfo.go +++ b/lib/btrfs/btrfsitem/item_freespaceinfo.go @@ -9,8 +9,14 @@ import ( "git.lukeshu.com/btrfs-progs-ng/lib/fmtutil" ) -// key.objectid = object ID of the BlockGroup (logical_addr) -// key.offset = offset of the BlockGroup (size) +// FreeSpaceInfo is the main way (v2) that free space is tracked in a +// BlockGroup. For highly-fragmented blockgorups, it may be augmented +// by a FreeSpaceBitmap. +// +// Key: +// +// key.objectid = object ID of the BlockGroup (logical_addr) +// key.offset = offset of the BlockGroup (size) type FreeSpaceInfo struct { // trivial FREE_SPACE_INFO=198 ExtentCount int32 `bin:"off=0, siz=4"` Flags FreeSpaceFlags `bin:"off=4, siz=4"` |