[PATCH] powerpc/64s: Fix mm_cpumask memory ordering comment
Michael Ellerman
patch-notifications at ellerman.id.au
Fri Apr 30 00:01:23 AEST 2021
On Thu, 22 Apr 2021 01:17:32 +1000, Nicholas Piggin wrote:
> The memory ordering comment no longer applies, because mm_ctx_id is
> no longer used anywhere. At best always been difficult to follow.
>
> It's better to consider the load on which the slbmte depends on, which
> the MMU depends on before it can start loading TLBs, rather than a
> store which may or may not have a subsequent dependency chain to the
> slbmte.
>
> [...]
Applied to powerpc/next.
[1/1] powerpc/64s: Fix mm_cpumask memory ordering comment
https://git.kernel.org/powerpc/c/0f197ddce403af33aa7f15af55644549778a9988
cheers
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