chromium/third_party/perfetto/src/trace_processor/types/gfp_flags.cc

/*
 * Copyright (C) 2019 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "src/trace_processor/types/gfp_flags.h"

#include <array>

namespace perfetto {
namespace trace_processor {

namespace {

struct Flag { … };

FlagArray;

constexpr FlagArray v3_4 = …;

constexpr FlagArray v3_10 = …;

constexpr FlagArray v4_4 = …;

constexpr FlagArray v4_14 = …;

// Get the bitmask closest to the kernel version. For versions less than 3.4
// and greater than 4.14 this may end up being inaccurate.
const FlagArray* GetBitmaskVersion(VersionNumber version = VersionNumber{ … }
}  // namespace

void WriteGfpFlag(uint64_t value,
                  std::optional<VersionNumber> version,
                  base::StringWriter* writer) { … }

}  // namespace trace_processor
}  // namespace perfetto