From 7cb1995e2b431a900e23958e23565da7922e976a Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Fri, 20 Feb 2026 12:49:27 +0800
Subject: Revert "delta, packed: Use xxhash instead of murmurhash2"

This reverts commit ac400226b0b622aae21b09cb6c83f07924647d0d.
---
 packed_write_pack.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'packed_write_pack.go')

diff --git a/packed_write_pack.go b/packed_write_pack.go
index 7e79b2ef..e6304e64 100644
--- a/packed_write_pack.go
+++ b/packed_write_pack.go
@@ -306,14 +306,14 @@ func (repo *Repository) packWrite(w io.Writer, objects []Hash, opts packWriteOpt
 	}
 
 	var dctx deltaContext
-	var deltaSeed uint64
+	var deltaSeed uint32
 	if opts.EnableDeltas {
 		dctx.window = defaultDeltaWindow
-		var seedBytes [8]byte
+		var seedBytes [4]byte
 		if _, err := rand.Read(seedBytes[:]); err != nil {
 			return Hash{}, err
 		}
-		deltaSeed = binary.LittleEndian.Uint64(seedBytes[:])
+		deltaSeed = binary.LittleEndian.Uint32(seedBytes[:])
 	}
 
 	for _, id := range objects {
-- 
cgit v1.3.1-10-gc9f91