Method destroy_callback

kernel/kernel/FS/Ext2/FileSystem.cpp:552–579

		};
	}

	void Ext2FS::BlockBufferManager::destroy_callback(const uint8_t* buffer_ptr)
	{
		const auto tid = Thread::current_tid();

		LockGuard _(m_buffer_mutex);

		for (auto& buffer : m_buffers)
		{
			if (buffer.buffer.data() != buffer_ptr)
				continue;
			ASSERT(buffer.used);
			buffer.used = false;
			break;
		}

		for (auto& info : m_thread_infos)
		{
			if (info.tid != tid)
				continue;
			ASSERT(info.buffers > 0);
			info.buffers--;
			if (info.buffers != 0)
				break;
			info.tid = 0;
			m_buffer_blocker.unblock();
			break;
		}
	}

	BAN::ErrorOr<Ext2FS::BlockBufferWrapper> Ext2FS::BlockBufferManager::get_buffer()