Re: [Qemu-devel] [PATCH 9/9] w32: Replace Windows specific data types in common header files

[Stefan Weil]

Am 24.02.2014 14:07, schrieb Andreas Färber:
> Am 23.02.2014 18:02, schrieb Stefan Weil:
>> These header files are used by most QEMU source files. If they
>> depend on windows.h, all those source files do so, too.
>>
[...]
> 
> First of all, why was I not CC'ed on this change?
> File is listed under "CPU" subsystem in MAINTAINERS.
> 
> Patches not getting sufficient review is one risk, causing merge
> conflicts another. People should be aware of changes you make in their
> files, even if "just" Windows-related.

Sorry, I simply missed your name in the lengthy output from
get_maintainer.pl.

> I had moved the field unchanged from another header, I believe. I don't
> think this is a good change (assuming the Windows API is still using
> this type and not void*), especially since it's #ifdef'ed anyway.

Please see my mail to Kevin (which will be sent in a moment).

> 
> And I don't understand why reducing the number of files dependent on
> windows.h is a good thing either. Your cover letter does not explain.
> We've not been trying to reduce dependencies on glib either, nor is
> there precedence for replacing other pointer types elsewhere (e.g.
> qemu_irq). Wherever possible, we've been using the most precise pointer
> type to let the compiler or static analysis tools help us catch mismatches.

See also my other mail.

> 
> Is all this just to speed up rebuilds after MinGW updates?

The .d files don't track dependencies to system include files. A MinGW
update won't trigger new compilations, so this is not a reason at all.

Regards
Stefan