1. A network device for identifying a network packet for eviction, the network device comprising: a processor that includes a cache, wherein the cache comprises a plurality of cache lines; a network packet processing module to receive a network packet, store the network packet in a cache line of the cache of the processor, and process the network packet; and a cache management module to determine whether the network packet is required for subsequent processing and to indicate that the cache line corresponding to the network packet is to be evicted from the cache in response to a determination that the network packet is not required for subsequent processing.