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Re: [PATCH 0/2] target/s390x: s390_probe_access fixes

From: David Hildenbrand
Subject: Re: [PATCH 0/2] target/s390x: s390_probe_access fixes
Date: Wed, 24 Aug 2022 09:33:48 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.12.0

On 23.08.22 23:38, Richard Henderson wrote:
> First, as pointed out by David; second by inspection.
> I really wish there were a better way to structure this,
> but alas, I don't see any alternatives that aren't just
> different but similar amounts of ugly.

The only feasible way would be having a arch-specific callback from
inside the probe code that would, similarly to tlb_fill code for !USER
store these values in the cpu environment -- then we could similarly
just look them up after the probe access.


David / dhildenb

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