gc: remove wonky timeout

This timeout was:
- unneccessary
- based on a metric that doesn't make sense

License: MIT
Signed-off-by: Lars Gierth <larsg@systemli.org>

core/corerepo/gc.go

@@ -190,11 +190,8 @@ func (gc *GC) maybeGC(ctx context.Context, offset uint64) error {
 		// Do GC here
 		log.Info("Watermark exceeded. Starting repo GC...")
 		defer log.EventBegin(ctx, "repoGC").Done()
-		// 1 minute is sufficient for ~1GB unlink() blocks each of 100kb in SSD
-		_ctx, cancel := context.WithTimeout(ctx, time.Duration(gc.SlackGB)*time.Minute)
-		defer cancel()
 
-		if err := GarbageCollect(gc.Node, _ctx); err != nil {
+		if err := GarbageCollect(gc.Node, ctx); err != nil {
 			return err
 		}
 		newStorage, err := gc.Repo.GetStorageUsage()