alanbork

realized I left out some useful details: dtoverlay=vc4-fkms-v3d Linux raspberrypi 5.4.61-v7l+ #1339 SMP Tue Sep 1 18:51:27 BST 2020 armv7l GNU/Linux

That would be a lot easier if there was a way to tell what the previous commit number (git hash) I was running was. Then I could do a binary...

This is going to be tricky to diagnose because it seems to come and go with reboots. Either it always works fine or it always fails.

Yes, that solves it at the "cost" of a significantly more complicated usage pattern for the end user. perhaps a solution that would appease both of us: pick takes no...

personally I'd want ZERO impact before enabling this by default. How many of us are using our Pi's in a multi-user environment?

idk, pi4 is pretty slow as a desktop os, I'd certainly prefer it not the default, or at the least very easy to switch.

and (perhaps) more importantly, if it's in there by default, how do we disable the mitigations?

the cpu-slowing mitigation. we posted at the same time, so now that I've read your post it sounds like no spectre mitigations are enabled by default, which is good.

Not sure what you are suggesting, but config.txt has the best visibility I know of. On Thu, Sep 16, 2021 at 9:27 AM Ellie ***@***.***> wrote: > enabled either by...

The whole breakdown between cmdline.txt and config.txt is confusing as heck, you never know where to look for your options. But at least config.txt allows comments so you can list...