[libvirt] [PATCH] Support physical memory in virDomainMemoryPeek()

Daniel P. Berrange berrange at redhat.com
Wed Jul 22 11:20:29 UTC 2009


On Wed, Jul 22, 2009 at 04:56:53PM +0900, Nguyen Anh Quynh wrote:
> On Wed, Jul 22, 2009 at 4:44 PM, Daniel Veillard<veillard at redhat.com> wrote:
> > On Wed, Jul 22, 2009 at 04:27:45PM +0900, Nguyen Anh Quynh wrote:
> >> On Wed, Jul 22, 2009 at 4:19 PM, Nguyen Anh Quynh<aquynh at gmail.com> wrote:
> >> Acutally, to avoid all those ugly sanity checks, it is best to define
> >
> >  S/ugly/sane/
> >
> >> VIR_MEMORY_* as an enum type, then redefine virDomainMemoryCheck() as
> >> (note the last param is changed):
> >>
> >> int virDomainMemoryPeek (virDomainPtr dom,
> >>                                              unsigned long long start,
> >>                                              size_t size,
> >>                                              void *buffer,
> >>                                              enum virDomainMemoryFlags flags);
> >>
> >
> >  That is ugly, it's also wrong, it break API and ABI compatibility,
> > forget about it !
> >
> >> Let me know your idea about this.
> >
> >  If more C was implemented with defensive programming, and if people
> > didn't broke API every time they think "it would be nicer" then it
> > would be way easier to actually develop in C ! Please change your
> > mindset that just doesn't work in the long term, sorry ...
> 
> Please take this new patch.

ACK, looks reasonable.

Daniel
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