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btrfs: Add comment to Put()

Document why we don't need to do anything in Put().

Docker-DCO-1.1-Signed-off-by: Alexander Larsson <alexl@redhat.com> (github: alexlarsson)
This commit is contained in:
Alexander Larsson 2014-01-28 09:56:51 +01:00
parent e51af36a85
commit a1851a6d3e

View file

@ -206,6 +206,8 @@ func (d *Driver) Get(id string) (string, error) {
}
func (d *Driver) Put(id string) {
// Get() creates no runtime resources (like e.g. mounts)
// so this doesn't need to do anything.
}
func (d *Driver) Exists(id string) bool {