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26f2ced1 · Kirill Smelkov · 8a474010 · 26f2ced1
Commit 26f2ced1 authored Jul 16, 2021 by Kirill Smelkov
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Showing with 7 additions and 4 deletions

wcfs/internal/zdata/δftail.go wcfs/internal/zdata/δftail.go +7 -4

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--- a/wcfs/internal/zdata/δftail.go
+++ b/wcfs/internal/zdata/δftail.go
@@ -590,10 +590,13 @@ func (δFtail *ΔFtail) SliceByFileRev(zfile *ZBigFile, lo, hi zodb.Tid) /*reado
 		// emit epoch δf
 		if ie >= 0 {
-			δf := vδfTail(vδE[ie].Rev)
+			epoch := vδE[ie].Rev
-			δf.Epoch = true
+			if epoch > lo { // it could be <=
-			δf.Blocks = nil // XXX must be already nil
+				δf := vδfTail(epoch)
-			δf.Size = false // XXX must be already false
+				δf.Epoch = true
+				δf.Blocks = nil // XXX must be already nil
+				δf.Size = false // XXX must be already false
+			}
 		}
 	}