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Re: [Qemu-devel] [PATCH v3 2/7] memory: Flush coalesced MMIO on selected
Re: [Qemu-devel] [PATCH v3 2/7] memory: Flush coalesced MMIO on selected region access
Tue, 10 Jul 2012 12:41:54 +0200
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On 2012-07-02 11:07, Avi Kivity wrote:
> On 06/29/2012 07:37 PM, Jan Kiszka wrote:
>> Instead of flushing pending coalesced MMIO requests on every vmexit,
>> this provides a mechanism to selectively flush when memory regions
>> related to the coalesced one are accessed. This first of all includes
>> the coalesced region itself but can also applied to other regions, e.g.
>> of the same device, by calling memory_region_set_flush_coalesced.
> Looks fine.
> I have a hard time deciding whether this should go through the kvm tree
> or memory tree. Anthony, perhaps you can commit it directly to avoid
> the livelock?
> Reviewed-by: Avi Kivity <address@hidden>
Siemens AG, Corporate Technology, CT RTC ITP SDP-DE
Corporate Competence Center Embedded Linux