v8, refactor: disable snapshot checksum verification to support loadi…

…ng dumped code cache.
fibjs · Sep 27, 2024 · 0baef0c · 0baef0c
1 parent f48ba38
commit 0baef0c
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/v8/patch/readme.md b/v8/patch/readme.md
@@ -108,4 +108,8 @@ bool OS::IsHardwareEnforcedShadowStacksEnabled() {
 // #if defined(_MSC_VER) && !defined(__clang__)
 #define V8_COMPILER_IS_MSVC
 // #endif
-```
+```
+#### src/snapshot/code-serializer.cc
+```cpp
+// return SerializedCodeSanityCheckResult::kReadOnlySnapshotChecksumMismatch;
+```
diff --git a/v8/src/snapshot/code-serializer.cc b/v8/src/snapshot/code-serializer.cc
@@ -735,7 +735,7 @@ SerializedCodeSanityCheckResult SerializedCodeData::SanityCheckWithoutSource(
   uint32_t ro_snapshot_checksum =
       GetHeaderValue(kReadOnlySnapshotChecksumOffset);
   if (ro_snapshot_checksum != expected_ro_snapshot_checksum) {
-    return SerializedCodeSanityCheckResult::kReadOnlySnapshotChecksumMismatch;
+    // return SerializedCodeSanityCheckResult::kReadOnlySnapshotChecksumMismatch;
   }
   uint32_t payload_length = GetHeaderValue(kPayloadLengthOffset);
   uint32_t max_payload_length = size_ - kHeaderSize;