On 2013-05-02 18:58, Jan Kiszka wrote: > Hi Pingfan, > > On 2012-12-06 08:28, liu ping fan wrote: >> Any suggestion? Or new design idea for this? > > Finally... I'm getting back to this. I'm currently trying to make use of > this series, adapting it to my needs (selective BQL-free dispatching of > PIO regions). > > Is there a newer version available on your side? This one obviously no > longer applies due to all the code movements in QEMU. But it also seems > to contain some bugs, at least in patch 5 (mixed up page number vs. page > address around for address_space_section_lookup_ref).
Oh, and the series isn't bisectable between 5 and 7. Jan > > Then we should get rid of the ref/unref callbacks. Making a memory > region BQL-free must be as simple as setting a flag or (more likely) > adding a reference to the owning QOM object in the region. > Reimplementing ref/unref in device models over and over again is clearly > a no-go. Maybe I'm currently forgetting a use case where overloading the > reference functions is needed, so please help my memory in that case. > > Jan > -- Siemens AG, Corporate Technology, CT RTC ITP SDP-DE Corporate Competence Center Embedded Linux
