1. A system comprising: a first physical processor to support a virtualization environment to run a virtual processor; a device to generate an interrupt request to the virtual processor; look-up logic to look up an entry associated with an interrupt request to the virtual processor in a first data structure; posting logic to post the interrupt request in a second data structure specified by first information in the first data structure and to generate a notify event to the first physical processor, the second data structure to include an identifier of the first physical processor, the notify event to indicate that an interrupt request is posted for the virtual processor; and a memory to store the first data structure and the second data structure.