On Wed, 27 Jan 2021, Bjorn Helgaas wrote:

> Do you have a URL for your initial report that I could include in the
> revert commit log?

I don't, as I'd emailed the committers first and that was then CCed to the
mailing list, but here's what I'd sent:

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Date: Fri, 25 Dec 2020 16:38:56
From: Kenneth R. Crudup <[email protected]>
To: [email protected]
Cc: [email protected]
Subject: Commit 4257f7e0 ("PCI/ASPM: Save/restore L1SS Capability for 
suspend/resume") causing hibernate resume
    failures

I've been running Linus' master branch on my laptop (Dell XPS 13 2-in-1). With
this commit in place, after resuming from hibernate my machine is essentially
useless, with a torrent of disk I/O errors on my NVMe device (at least, and
possibly other devices affected) until a reboot.

I do use tlp to set the PCIe ASPM to "performance" on AC and "powersupersave"
on battery.

Let me know if you need more information.

        -Kenny

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-- 
Kenneth R. Crudup  Sr. SW Engineer, Scott County Consulting, Orange County CA

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