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SubjectRe: Memory Management - BSD vs Linux
Date
Followup to:  <199708131752.KAA13458@connectnet1.connectnet.com>
By author: Darin Johnson <darin@connectnet.com>
In newsgroup: linux.dev.kernel
>
> Ah, this makes more sense now. I assumed TLB's were always
> automatically managed, and didn't realize some chips might not
> do this.
>

No, and it is becoming less common on RISC chips, at least. The Alpha
does TLB reloads in the PALcode (Privileged Architecture Library),
which is software, although running in a special privileged mode --
in some sense similar to SMM on Intel chips.

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