| // Copyright 2021 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef BASE_ALLOCATOR_EARLY_ZONE_REGISTRATION_APPLE_H_ |
| #define BASE_ALLOCATOR_EARLY_ZONE_REGISTRATION_APPLE_H_ |
| |
| // This is an Apple-only file, used to register PartitionAlloc's zone *before* |
| // the process becomes multi-threaded. |
| |
| namespace partition_alloc { |
| |
| // Must be called *once*, *before* the process becomes multi-threaded. |
| void EarlyMallocZoneRegistration(); |
| |
| // Tricks the registration code to believe that PartitionAlloc was not already |
| // registered. This allows a future library load to register PartitionAlloc's |
| // zone as well, rather than bailing out. |
| // |
| // This is mutually exclusive with EarlyMallocZoneRegistration(), and should |
| // ideally be removed. Indeed, by allowing two zones to be registered, we still |
| // end up with a split heap, and more memory usage. |
| // |
| // This is a hack for https://crbug.com/1274236. |
| void AllowDoublePartitionAllocZoneRegistration(); |
| |
| } // namespace partition_alloc |
| |
| #endif // BASE_ALLOCATOR_EARLY_ZONE_REGISTRATION_APPLE_H_ |
