AMD Zen 4 LbrExtV2 Feature Queued Ahead Of Linux 6.1

phoronix

Administrator

Join Date: Jan 2007

Posts: 64838
- Share
- Tweet
#1

AMD Zen 4 LbrExtV2 Feature Queued Ahead Of Linux 6.1

27 August 2022, 06:20 AM

Phoronix: AMD Zen 4 LbrExtV2 Feature Queued Ahead Of Linux 6.1

Earlier this month AMD posted Linux kernel patches preparing LbrExtV2 as updated Last Branch Record functionality being introduced with upcoming AMD Zen 4 processors. That LbrExtV2 support for the Linux kernel's "perf" subsystem has now been queued up in its respective branch ahead of the Linux 6.1 feature merge window beginning in early October...

AMD Zen 4 LbrExtV2 Feature Queued Ahead Of Linux 6.1 - Phoronix

https://www.phoronix.com/news/AMD-Zen-4-LbrExtV2-Linux-Queued

Phoronix, Linux Hardware Reviews, Linux hardware benchmarks, Linux server benchmarks, Linux benchmarking, Desktop Linux, Linux performance, Open Source graphics, Linux How To, Ubuntu benchmarks, Ubuntu hardware, Phoronix Test Suite
Tags: None
skeevy420

Senior Member

Join Date: May 2017

Posts: 7570
- Share
- Tweet
#2

27 August 2022, 08:40 AM

Last Branch Record is used for determining/analyzing the control flow of software by logging branch information to registers in real-time.

This CPU exploit is based on following how Last Branch Record determines the control flow of software by logging branch information to registers in real-time.

What is BrokenBranch?
Comment

Announcement