From c77b2d5ca20a7b49c7302d62a5970a720a7696bf Mon Sep 17 00:00:00 2001
From: Michael Eischer <michael.eischer@fau.de>
Date: Fri, 12 Jul 2024 22:29:56 +0200
Subject: [PATCH] restore: avoid long cancelation delay for frequently used
 blobs

---
 internal/restorer/filerestorer.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/internal/restorer/filerestorer.go b/internal/restorer/filerestorer.go
index fec8c8780..01d3e43f7 100644
--- a/internal/restorer/filerestorer.go
+++ b/internal/restorer/filerestorer.go
@@ -327,6 +327,11 @@ func (r *fileRestorer) downloadBlobs(ctx context.Context, packID restic.ID,
 			}
 			for file, offsets := range blob.files {
 				for _, offset := range offsets {
+					// avoid long cancelation delays for frequently used blobs
+					if ctx.Err() != nil {
+						return ctx.Err()
+					}
+
 					writeToFile := func() error {
 						// this looks overly complicated and needs explanation
 						// two competing requirements: