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This commit is contained in:
Carmelo Messina
2023-07-16 10:13:25 +02:00
parent 87fc4b5732
commit 5d21277420
1 changed files with 52 additions and 13 deletions
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build/patches/00Remove-support-for-device-memory-and-cpu-recovery.patch
+52 -13
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@@ -3,11 +3,12 @@ Date: Tue, 27 Jun 2023 11:11:53 +0000
Subject: Remove support for device memory and cpu recovery
---
.../common/device_memory/approximated_device_memory.cc | 7 ++++++-
third_party/blink/common/features.cc | 4 ++--
.../renderer/core/frame/navigator_concurrent_hardware.cc | 8 ++++++--
.../blink/renderer/core/timing/window_performance.cc | 1 +
4 files changed, 15 insertions(+), 5 deletions(-)
.../device_memory/approximated_device_memory.cc | 7 ++++++-
third_party/blink/common/features.cc | 4 ++--
.../core/frame/navigator_concurrent_hardware.cc | 8 ++++++--
.../blink/renderer/core/timing/memory_info.cc | 14 +++++++++++---
.../renderer/core/timing/window_performance.cc | 2 +-
5 files changed, 26 insertions(+), 9 deletions(-)
diff --git a/third_party/blink/common/device_memory/approximated_device_memory.cc b/third_party/blink/common/device_memory/approximated_device_memory.cc
--- a/third_party/blink/common/device_memory/approximated_device_memory.cc
@@ -69,16 +70,54 @@ diff --git a/third_party/blink/renderer/core/frame/navigator_concurrent_hardware
}
} // namespace blink
diff --git a/third_party/blink/renderer/core/timing/memory_info.cc b/third_party/blink/renderer/core/timing/memory_info.cc
--- a/third_party/blink/renderer/core/timing/memory_info.cc
+++ b/third_party/blink/renderer/core/timing/memory_info.cc
@@ -34,6 +34,8 @@
#include "base/time/default_tick_clock.h"
#include "base/time/time.h"
+#include "base/rand_util.h"
+#include "build/build_config.h"
#include "third_party/blink/renderer/core/frame/settings.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
#include "third_party/blink/renderer/platform/wtf/math_extras.h"
@@ -43,15 +45,21 @@ namespace blink {
static constexpr base::TimeDelta kTwentyMinutes = base::Minutes(20);
static constexpr base::TimeDelta kFiftyMs = base::Milliseconds(50);
+#if BUILDFLAG(IS_ANDROID)
+static constexpr size_t heap_size_limit = 528744448;
+#else
+static constexpr size_t heap_size_limit = 4294705152;
+#endif
static void GetHeapSize(HeapInfo& info) {
v8::HeapStatistics heap_statistics;
v8::Isolate::GetCurrent()->GetHeapStatistics(&heap_statistics);
+ const double scale_factor = 1.0 + base::RandInt(-300, 300) / 10000.0;
info.used_js_heap_size =
- heap_statistics.used_heap_size() + heap_statistics.external_memory();
+ (heap_statistics.used_heap_size() + heap_statistics.external_memory()) * scale_factor;
info.total_js_heap_size =
- heap_statistics.total_physical_size() + heap_statistics.external_memory();
- info.js_heap_size_limit = heap_statistics.heap_size_limit();
+ (heap_statistics.total_physical_size() + heap_statistics.external_memory()) * scale_factor;
+ info.js_heap_size_limit = heap_size_limit;
}
class HeapSizeCache {
diff --git a/third_party/blink/renderer/core/timing/window_performance.cc b/third_party/blink/renderer/core/timing/window_performance.cc
--- a/third_party/blink/renderer/core/timing/window_performance.cc
+++ b/third_party/blink/renderer/core/timing/window_performance.cc
@@ -245,6 +245,7 @@ PerformanceNavigation* WindowPerformance::navigation() const {
}
MemoryInfo* WindowPerformance::memory(ScriptState* script_state) const {
+ if ((true)) return nullptr;
// The performance.memory() API has been improved so that we report precise
// values when the process is locked to a site. The intent (which changed
// course over time about what changes would be implemented) can be found at
@@ -253,7 +253,7 @@ MemoryInfo* WindowPerformance::memory(ScriptState* script_state) const {
auto* memory_info = MakeGarbageCollected<MemoryInfo>(
Platform::Current()->IsLockedToSite()
? MemoryInfo::Precision::kPrecise
- : MemoryInfo::Precision::kBucketized);
+ : MemoryInfo::Precision::kPrecise);
// Record Web Memory UKM.
const uint64_t kBytesInKB = 1024;
auto* execution_context = ExecutionContext::From(script_state);
--
2.25.1