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Modularize dm.use_deferred_removal and dm.use_deferred_deletion logic.

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Signed-off-by: Shishir Mahajan <shishir.mahajan@redhat.com>
This commit is contained in:
Shishir Mahajan 2016-06-13 12:05:46 -04:00
parent 0b879b993d
commit cac6658da0
1 changed files with 21 additions and 13 deletions
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34
daemon/graphdriver/devmapper/deviceset.go
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@ -1621,19 +1621,7 @@ func (devices *DeviceSet) loadThinPoolLoopBackInfo() error {
return nil
}
func (devices *DeviceSet) initDevmapper(doInit bool) error {
// give ourselves to libdm as a log handler
devicemapper.LogInit(devices)
version, err := devicemapper.GetDriverVersion()
if err != nil {
// Can't even get driver version, assume not supported
return graphdriver.ErrNotSupported
}
if err := determineDriverCapabilities(version); err != nil {
return graphdriver.ErrNotSupported
}
func (devices *DeviceSet) enableDeferredRemovalDeletion() error {
// If user asked for deferred removal then check both libdm library
// and kernel driver support deferred removal otherwise error out.
@ -1655,6 +1643,26 @@ func (devices *DeviceSet) initDevmapper(doInit bool) error {
logrus.Debug("devmapper: Deferred deletion support enabled.")
devices.deferredDelete = true
}
return nil
}
func (devices *DeviceSet) initDevmapper(doInit bool) error {
// give ourselves to libdm as a log handler
devicemapper.LogInit(devices)
version, err := devicemapper.GetDriverVersion()
if err != nil {
// Can't even get driver version, assume not supported
return graphdriver.ErrNotSupported
}
if err := determineDriverCapabilities(version); err != nil {
return graphdriver.ErrNotSupported
}
if err := devices.enableDeferredRemovalDeletion(); err != nil {
return err
}
// https://github.com/docker/docker/issues/4036
if supported := devicemapper.UdevSetSyncSupport(true); !supported {