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Merge pull request #1730 from dmcgowan/fix-usage-deadlock

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Fix deadlock in overlay snapshotter
This commit is contained in:
Phil Estes 2017-11-08 13:34:42 -05:00 committed by GitHub
commit 4701e122fe
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1 changed files with 2 additions and 1 deletions
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3
snapshot/overlay/overlay.go
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@ -124,12 +124,13 @@ func (o *snapshotter) Usage(ctx context.Context, key string) (snapshot.Usage, er
return snapshot.Usage{}, err
}
id, info, usage, err := storage.GetInfo(ctx, key)
t.Rollback() // transaction no longer needed at this point.
if err != nil {
return snapshot.Usage{}, err
}
upperPath := o.upperPath(id)
t.Rollback() // transaction no longer needed at this point.
if info.Kind == snapshot.KindActive {
du, err := fs.DiskUsage(upperPath)