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Diffstat (limited to 'pkg/sentry/kernel/kernel.go')
-rw-r--r--pkg/sentry/kernel/kernel.go5
1 files changed, 5 insertions, 0 deletions
diff --git a/pkg/sentry/kernel/kernel.go b/pkg/sentry/kernel/kernel.go
index 3533fd8f7..d9f3f4e24 100644
--- a/pkg/sentry/kernel/kernel.go
+++ b/pkg/sentry/kernel/kernel.go
@@ -365,6 +365,11 @@ func (ts *TaskSet) flushWritesToFiles(ctx context.Context) error {
syncErr := desc.file.Fsync(ctx, 0, fs.FileMaxOffset, fs.SyncAll)
if err := fs.SaveFileFsyncError(syncErr); err != nil {
name, _ := desc.file.Dirent.FullName(nil /* root */)
+ // Wrapping this error not only allows
+ // for a more useful message, but is
+ // required to distinguish Fsync errors
+ // from state file errors in
+ // state.Save.
return fmt.Errorf("%q was not sufficiently synced: %v", name, err)
}
}