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submitted 13 hours ago by TheIPW@lemmy.ml to c/linux@lemmy.ml

Linux 7.2 has landed, dragging x86 timing clean out of the nineties by making the Time Stamp Counter mandatory.

I wrote up a quick article on why ditching those ancient legacy fallbacks is good housekeeping, plus a few other bits like cache-aware scheduling and memory tweaks worth noting.

Is anyone still using legacy hardware? If so, what do you use it for?

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[-] brucethemoose@lemmy.world 1 points 2 hours ago* (last edited 2 hours ago)

…You’re talking about saved megabytes being trivial, in reference to machines that have megabytes of memory in total?

It’s not about saved space anyway, it’s about support. Some features are compromised by the requirement to keep this old code, though I’m not qualified to say to what extent.


And again, who is “we?”

Who’s still using a Cyril 6x86 that isn’t doing it for personal/recreational reasons? If society collapses, how many would there be to use?

I’d be sympathetic if we were talking about, say, a Pentium 4, but just don’t buy the narrative that this is inconveniencing anyone. These things do not exist as utilitarian devices anymore. It’s not making anyone use outdated, insecure software that isn’t choosing to do so anyway.

[-] db2@lemmy.world 1 points 2 hours ago

Some features are compromised by the requirement to keep this old code, though I’m not qualified to say to what extent.

"Trust me bro"

Who’s still using a Cyril 6x86 that isn’t doing it for personal/recreational reasons?

In your estimation clearly nobody. You're evading the question of why they should be artificially forced to use outdated software by denying enthusiasts who want to use a kernel built by an enthusiast and then by a bunch of enthusiasts for enthusiasts exist. 🤦‍♂️

[-] brucethemoose@lemmy.world 1 points 1 hour ago

I’m sorry, but I have a bit more trust in the Linux kernel maintainers on the technicals of this issue than you or I.

I do know enough to know that a Cyril 6x86 is problematic to use with many modern applications. I find it hard to believe anyone using one needs a modern kernel feature for something, and any other PC is unavailable.

I mean, at the very least, I think they’d need another PC to build a custom kernel themselves? Can you even build Linux 7.1 on that system now?

this post was submitted on 19 Aug 2026
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