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Re: [qemu-s390x] [PATCH-for-4.2 v1 1/6] s390x/mmu: ASC selection in s390

From: David Hildenbrand
Subject: Re: [qemu-s390x] [PATCH-for-4.2 v1 1/6] s390x/mmu: ASC selection in s390_cpu_get_phys_page_debug()
Date: Mon, 12 Aug 2019 17:28:08 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2

On 12.08.19 17:18, Thomas Huth wrote:
> On 8/12/19 1:27 PM, David Hildenbrand wrote:
>> Let's select the ASC before calling the function. This is a prepararion
>> to remove the ASC magic depending on the access mode from mmu_translate.
>> There is currently no way to distinguish if we have code or data access.
>> For now, we were using code access, because especially when debugging with
>> the gdbstub, we want to read and disassemble what we single-step.
> IMHO we should add a "instruction" bit to MemTxAttrs and then use the
> ...page_attrs_debug() interface instead. But ok, that's likely really
> something for a separate clean-up, so for the time being:

That sounds like a good idea, and then switching over to


> Reviewed-by: Thomas Huth <address@hidden>



David / dhildenb

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