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Re: [PATCH v2 06/17] linux-user: Do not use guest_addr_valid for h2g_val
Re: [PATCH v2 06/17] linux-user: Do not use guest_addr_valid for h2g_valid
Sat, 11 Jul 2020 12:37:03 -0700
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0
On 7/11/20 12:30 PM, Richard Henderson wrote:
>> The old implementation returns true for
>> HOST_LONG_BITS <= TARGET_VIRT_ADDR_SPACE_BITS
>> (because there's a different definition of guest_addr_valid() there)
>> but this one does a range check even in that case.
> It's part and parcel with patch 1, wherein we are in fact attempting to limit
> the guest address space to GUEST_ADDR_MAX.
> That's why I put patch 1 first, so the behaviour change happens there.
Ho hum. I've just realized the messages are sorted oddly in the mbox here, and
that the behaviour change is actually coming later in patch 7.
So, to summarize, I am intending a change here, it's just a matter of sorting
things so that one thing happens at a time.