Invention Grant
- Patent Title: Preserving error context during a reboot of a computing device
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Application No.: US17221751Application Date: 2021-04-02
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Publication No.: US11544148B2Publication Date: 2023-01-03
- Inventor: Mallik Bulusu , Muhammad Ashfaq Ahmed , Tom Long Nguyen , Neeraj Ladkani , Ravi Mysore Shantamurthy
- Applicant: Microsoft Technology Licensing, LLC
- Applicant Address: US WA Redmond
- Assignee: Microsoft Technology Licensing, LLC
- Current Assignee: Microsoft Technology Licensing, LLC
- Current Assignee Address: US WA Redmond
- Agency: Ray Quinney & Nebeker P.C
- Agent James Bullough
- Main IPC: G06F11/00
- IPC: G06F11/00 ; G06F11/14 ; G06F11/07

Abstract:
To preserve error context during a reboot of a computing device, firmware within the computing device can be configured to implement a method that includes determining where the error context is stored in volatile memory. The method can also include identifying a plurality of recorder regions in non-volatile memory that have been assigned to store the error context. The plurality of recorder regions can be disaggregated across a plurality of distinct non-volatile memory regions. The method can also include flushing the error context from a plurality of different volatile memory locations to the plurality of recorder regions in response to detecting a trigger. The flushing can occur prior to the reboot of the computing device. The method can also include restoring at least some of the error context to the volatile memory after the computing device has been rebooted.
Public/Granted literature
- US20220318093A1 PRESERVING ERROR CONTEXT DURING A REBOOT OF A COMPUTING DEVICE Public/Granted day:2022-10-06
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