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[Qemu-devel] Re: [uq/master patch 2/5] kvm: add logging count to slots


From: Avi Kivity
Subject: [Qemu-devel] Re: [uq/master patch 2/5] kvm: add logging count to slots
Date: Sun, 25 Apr 2010 18:22:26 +0300
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100330 Fedora/3.0.4-1.fc12 Thunderbird/3.0.4

On 04/25/2010 06:07 PM, Jan Kiszka wrote:

The fact that the API assumes a single user is what's broken IMO.

If the API were to take a memory slot as parameter you could say it is
the responsibility of the slot's owner to multiplex (and since vga has a
single owner, no need to multiplex).  But it takes a range.
No, the API accepts only a single slot. If you try passing bogus ranges
that span multiple or incomplete slots, you get what you deserve - a bug
message.

I see. In its qemu-kvm iteration, it would iterate over slots and accept incomplete slots (it's okay to log more than requested). If the API is for a slot, it should accept a slot, not a range (when we move to a slots representation in qemu).

Unrelated:

        cpu_physical_sync_dirty_bitmap(isa_mem_base + 0xa0000, 0xa8000);
        cpu_physical_sync_dirty_bitmap(isa_mem_base + 0xa8000, 0xb0000);

Will this sync to the right place (whatever those windows alias to)?


--

error compiling committee.c: too many arguments to function





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