IP Library Granted Patent US 11,995,188
Granted Patent B2
US 11,995,188 · App. 16/521,767 · Granted May 28, 2024

Method for faster and safe data backup using GPT remote access boot signatures to securely expose GPT partitions to cloud during OS crash

Inventors: Shekar Babu Suryanarayana (Bangalore, IN); Venkata Rama Krishna Rao Atta (Bangalore, IN)
Assignee: Dell Products L.P.
G06F21/572G06F9/4406G06F11/1464G06F13/20H04L63/08G06F2201/84G06F2221/034
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Quick Facts
Patent No.
US 11,995,188
App. No.
16/521,767
Granted
May 28, 2024
Kind
B2
Abstract

An information handling system may include a processor, a memory coupled to the processor, a storage resource, and a basic input/output system (BIOS). The BIOS may be configured to, while the information handling system is in a pre-boot environment and prior to initialization of an operating system of the information handling system: establish a communication session with a remote information handling system; and in response to authentication of the communication session, transmit data to the remote information handling system that is operable to expose a partition of the storage resource to the remote information handling system.

Claims (28)

1. An information handling system comprising:

a processor;

a memory coupled to the processor;

a storage resource; and

a basic input/output system (BIOS) configured to, while the information handling system is in a pre-boot environment and prior to initialization of an operating system of the information handling system:

establish a communication session with a remote information handling system; and

execute a pre-boot environment GPT-to-network driver configured to detect one or more partitions of the storage resource, scan partition headers of the one or more partitions, and in response to authentication of the communication session, transmit data to the remote information handling system that is operable to expose a partition of the storage resource as raw partition data to the remote information handling system, wherein the remote information handling system is configured to mount a file system of the partition based on the raw partition data and create a backup copy of the file system;

wherein the pre-boot environment GPT-to-network driver is further configured to read a master file table (MFT) of the partition using a UEFI block input/output (I/O) protocol, transmit the MFT to the remote information handling system, receive metadata relating to at least one file from the remote information handling system based on the MFT, read the at least one file from the storage resource based on the metadata, and transmit the at least one file to the remote information handling system.

2. The information handling system of claim 1 , wherein the partition is a Globally Unique Identifier Partition Table (GPT) partition.

3. The information handling system of claim 1 , wherein the partition is an NVMe namespace.

4. The information handling system of claim 1 , wherein the BIOS is a Unified Extensible Firmware Interface (UEFI) BIOS.

5. The information handling system of claim 1 , wherein the partition is of a type selected from the group consisting of NTFS, EXT3, and EXT4.

6. The information handling system of claim 1 , wherein the information handling system is configured to decrypt the partition based on the authentication.

7. A method comprising:

while an information handling system is in a pre-boot environment and prior to initialization of an operating system of the information handling system:

a basic input/output system (BIOS) of the information handling system establishing a communication session with a remote information handling system; and

execute a pre-boot environment GPT-to-network driver configured to detect one or more partitions of the storage resource, scan partition headers of the one or more partitions, and in response to authentication of the communication session, the BIOS transmitting data to the remote information handling system that is operable to expose a partition of a storage resource of the information handling system as raw partition data to the remote information handling system, wherein the remote information handling system is configured to mount a file system of the partition based on the raw partition data and create a backup copy of the file system;

wherein the pre-boot environment GPT-to-network driver is further configured to read a master file table (MFT) of the partition using a UEFI block input/output (I/O) protocol, transmit the MFT to the remote information handling system, receive metadata relating to at least one file from the remote information handling system based on the MFT, read the at least one file from the storage resource based on the metadata, and transmit the at least one file to the remote information handling system.

8. The method of claim 7 , further comprising decrypting the partition based on the authentication.

9. An article of manufacture comprising a non-transitory, computer-readable medium having computer-executable code thereon that is executable by a processor of an information handling system for, while the information handling system is in a pre-boot environment and prior to initialization of an operating system of the information handling system:

a basic input/output system (BIOS) of the information handling system establishing a communication session with a remote information handling system; and

executing a pre-boot environment GPT-to-network driver configured to detect one or more partitions of the storage resource, scan partition headers of the one or more partitions, and in response to authentication of the communication session, the BIOS transmitting data to the remote information handling system that is operable to expose a partition of a storage resource of the information handling system as raw partition data to the remote information handling system, wherein the remote information handling system is configured to mount a file system of the partition based on the raw partition data and create a backup copy of the file system;

wherein the pre-boot environment GPT-to-network driver is further configured to read a master file table (MFT) of the partition using a UEFI block input/output (I/O) protocol, transmit the MFT to the remote information handling system, receive metadata relating to at least one file from the remote information handling system based on the MFT, read the at least one file from the storage resource based on the metadata, and transmit the at least one file to the remote information handling system.

10. The article of claim 9 , wherein the partition is a Globally Unique Identifier Partition Table (GPT) partition.

11. The article of claim 9 , wherein the partition is an NVMe namespace.

12. The article of claim 9 , wherein the BIOS is a Unified Extensible Firmware Interface (UEFI) BIOS.

13. The article of claim 9 , wherein the partition is of a type selected from the group consisting of NTFS, EXT3, and EXT4.

14. The article of claim 9 , wherein the information handling system is configured to decrypt the partition based on the authentication.

Assignments (9)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053546/0001) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL MARKETING L.P. (ON BEHALF OF ITSELF AND AS SUCCESSOR-IN-INTEREST TO CREDANT TECHNOLOGIES, INC.); DELL INTERNATIONAL L.L.C.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; DELL MARKETING CORPORATION (SUCCESSOR-IN-INTEREST TO FORCE10 NETWORKS, INC. AND WYSE TECHNOLOGY L.L.C.); EMC IP HOLDING COMPANY LLC
Reel/Frame 071642/0001 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053311/0169) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
Reel/Frame 060438/0742 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (050724/0571) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
Reel/Frame 060436/0088 →
RELEASE OF SECURITY INTEREST AT REEL 050406 FRAME 421 Recorded Nov 2, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
Reel/Frame 058213/0825 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 053311/0169 →
SECURITY AGREEMENT Recorded Apr 22, 2020
From: CREDANT TECHNOLOGIES INC.; DELL INTERNATIONAL L.L.C.; DELL MARKETING L.P.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; FORCE10 NETWORKS, INC.; WYSE TECHNOLOGY L.L.C.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
Reel/Frame 053546/0001 →
PATENT SECURITY AGREEMENT (NOTES) Recorded Oct 15, 2019
From: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 050724/0571 →
SECURITY AGREEMENT Recorded Sep 17, 2019
From: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 050406/0421 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 25, 2019
From: SURYANARAYANA, SHEKAR BABU; ATTA, VENKATA RAMA KRISHNA RAO
To: DELL PRODUCTS L.P.
Reel/Frame 049858/0563 →