Linux Kernel 6.13 is Released: This is What's New for Compute Express Link (CXL)

Linux Kernel 6.13 is Released: This is What's New for Compute Express Link (CXL)

The Linux Kernel 6.13 release brings several improvements and additions related to Compute Express Link (CXL) technology.

Here is the detailed list of all commits merged into the 6.13 Kernel for CXL and DAX. This list was generated by the Linux Kernel CXL Feature Tracker .

CXL related changes from Kernel v6.12 to v6.13:

Intel Optane Persistent Memory Modules report "Non-functional" state in ipmctl

Issue Executing ipmctl show-dimm to get device information shows the persistent memory modules in a ‘Non-functional’ health state, eg:

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How To map VMWare vSphere/ESXi PMem devices from the Host to Guest VM

How To map VMWare vSphere/ESXi PMem devices from the Host to Guest VM

In this post, we’ll use VMWare ESXi 7.0u3 to create a Guest VM running Ubuntu 21.

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How to Confirm Virtual to Physical Memory Mappings for PMem and FSDAX Files

How to Confirm Virtual to Physical Memory Mappings for PMem and FSDAX Files

Are you curious whether your application’s memory-mapped files are really using Intel Optane Persistent Memory (PMem), Compute Express Link (CXL) Non-Volatile Memory Modules (NV-CMM), or another DAX-enabled persistent memory device?

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