[GIT PULL] RISC-V updates for v7.0

Linus Walleij linusw at kernel.org
Mon Feb 16 13:54:35 PST 2026


On Sat, Feb 14, 2026 at 5:14 AM Linus Torvalds
<torvalds at linux-foundation.org> wrote:

> When it's called "indir_br_lp", it's just line noise. The most
> understandable part of that line noise is "indir", but that's also the
> least relevant - noody does this all for direct branches anyway, so
> the "indir" part is arguably the least useful part of it.
>
> So yeah, something like "branch_landing_pad" at least sounds like it's
> meant for human consumption.

I clearly remember that the the first time we were presented with the BTI
instruction (at a joint Linaro/Ubuntu conference in Budapest) Arnd Bergman
immediately exclaimed, "so you invented the comefrom instruction!"

The thing is a joke, but it's impossible to forget this because it sort of
wires you head to the understanding of what this essentially is. That
joke even has a wikipedia page.
https://en.wikipedia.org/wiki/COMEFROM

Yours,
Linus Walleij



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