This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1954464
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1954464
Title:
kvm SPR support for AMX
Status in linux package in Ubuntu:
Incomplete
Bug description:
AMX (including XFD): AMX (Advance Matrix eXtensions) is a new programming
paradigm for direct matrix operations. TMUL (TILE Matrix mULtiply unit) is the
multiply accelerator. XFD (Extended Feature Disable) is an XSAVE extension
mechanism for those features with large XSAVE storage context, that enables the
OS not pre-allocate the space initially. AMX is the first one using XFD feature.
Use cases: Deep learning inference and training (CNN, DNN), other data
analytics and machine learning apps, HPC SGEMM
Target Linux 5.17
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