On Wed, Aug 12, 2009 at 12:21:48PM +0100, Mark McLoughlin wrote:
> On Wed, 2009-08-12 at 12:04 +0100, Daniel P. Berrange wrote:
> > On Tue, Aug 11, 2009 at 01:25:59PM +0200, Chris Lalancette wrote:
>
> > > struct qemud_save_header {
> > > char magic[sizeof(QEMUD_SAVE_MAGIC)-1];
> > > int version;
> > > int xml_len;
> > > int was_running;
> > > - int unused[16];
> > > + char compressed;
> > > + int unused[15];
> > > };
> >
> > Little mistake here - you removed sizeof(int) bytes, but only
> > added sizeof(char) replacement.
>
> struct alignment will cause padding to be added between the fields.
Hmm, true, but I think it'll be a little non-obvious to people if
adding more fields in the future. Should add a char padding[3] to
make it clear.
Regards,
Daniel
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