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graphdriver/devmapper: clarify a message

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Make sure user understands this is about the in-kernel driver
(not the dockerd driver or smth).

While at it, amend the comment as well.

Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
Upstream-commit: aab2450e25b397d38cdcb5e173ef1121283196c2
Component: engine
This commit is contained in:
Kir Kolyshkin
2017-07-31 19:59:48 -07:00
parent a179e7a813
commit 970fea45e3
1 changed files with 2 additions and 5 deletions
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7
components/engine/daemon/graphdriver/devmapper/deviceset.go
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@ -1479,12 +1479,9 @@ func (devices *DeviceSet) closeTransaction() error {
}
func determineDriverCapabilities(version string) error {
/*
* Driver version 4.27.0 and greater support deferred activation
* feature.
*/
// Kernel driver version >= 4.27.0 support deferred removal
logrus.Debugf("devicemapper: driver version is %s", version)
logrus.Debugf("devicemapper: kernel dm driver version is %s", version)
versionSplit := strings.Split(version, ".")
major, err := strconv.Atoi(versionSplit[0])