Patent ID: 8205045
Filing Date: 2012-06-19
Classification: G06F

Abstract:
1. An apparatus comprising: first logic to perform a partial write to update partial data; second logic to initiate a write-back phase at a conflict phase in response to receiving a conflict message associated with the partial data from a home agent for the partial data, wherein the write-back phase is to provide the partial data to the home agent associated with the partial data; and third logic coupled to the second logic to provide the partial data to the home agent during the write-back phase, wherein the second logic is to generate a postable write-back message in response to receiving the conflict message associated with the partial data and wherein the postable write-back message includes a message selected from the group consisting of a Response Invalid Write-back Postable (RspIWbPost) message, a Write-back Invalid Data Partial Postable (WbIDataPost) message, and a Write-back Postable (WbPost) message, and wherein the conflict message is selected from a group of messages consisting of: a Grant Force Acknowledge Conflict (Gnt_FrcAckCnflt) message, an Acknowledge Conflict (AckCnflt) message, and a Complete Forward Code (Cmp_FwdCode) message.