[Spice-devel] [PATCH spice-protocol 3/3] qxl_dev: Move QXLReleaseInfoExt out of start/end-packed.h
Frediano Ziglio
fziglio at redhat.com
Wed Jun 19 10:05:40 UTC 2019
ping 4
>
> ping 3
>
> >
> > ping
> >
> > >
> > > ping
> > >
> > > >
> > > > This structure is not declares as SPICE_ATTR_PACKED resulting it
> > > > as aligned and no packed using GCC (no MingW).
> > > > This structure is only packed under MingW or Microsoft compilers.
> > > > This structure is not technically a definition for QXL device but
> > > > is used only for spice-server QXL interface.
> > > > As said above this change could affect only MingW/Microsoft that is
> > > > only Windows ABI of spice-server (very recently added) so
> > > > following lines are really not much important.
> > > > Note that Windows does not support architectures with CPUs not
> > > > supporting unaligned access.
> > > > Under Win32 this change don't affect size so nothing much can change.
> > > > This structure is currently passed as value to release_resource
> > > > callback. Under Win64 this structure is passed like a
> > > > "const QXLReleaseInfoExt *" so even if the structure is 16 bytes
> > > > instead
> > > > of 12 this is read the same way.
> > > >
> > > > Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
> > > > ---
> > > > spice/qxl_dev.h | 10 +++++-----
> > > > 1 file changed, 5 insertions(+), 5 deletions(-)
> > > >
> > > > diff --git a/spice/qxl_dev.h b/spice/qxl_dev.h
> > > > index 659f930..c844d7b 100644
> > > > --- a/spice/qxl_dev.h
> > > > +++ b/spice/qxl_dev.h
> > > > @@ -280,11 +280,6 @@ typedef union SPICE_ATTR_PACKED QXLReleaseInfo {
> > > > uint64_t next; // out
> > > > } QXLReleaseInfo;
> > > >
> > > > -typedef struct QXLReleaseInfoExt {
> > > > - QXLReleaseInfo *info;
> > > > - uint32_t group_id;
> > > > -} QXLReleaseInfoExt;
> > > > -
> > > > typedef struct SPICE_ATTR_PACKED QXLDataChunk {
> > > > uint32_t data_size;
> > > > QXLPHYSICAL prev_chunk;
> > > > @@ -779,4 +774,9 @@ typedef struct SPICE_ATTR_PACKED QXLMonitorsConfig
> > > > {
> > > >
> > > > #include <spice/end-packed.h>
> > > >
> > > > +typedef struct QXLReleaseInfoExt {
> > > > + QXLReleaseInfo *info;
> > > > + uint32_t group_id;
> > > > +} QXLReleaseInfoExt;
> > > > +
> > > > #endif /* _H_QXL_DEV */
> > _______________________________________________
> > Spice-devel mailing list
> > Spice-devel at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/spice-devel
> _______________________________________________
> Spice-devel mailing list
> Spice-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/spice-devel
More information about the Spice-devel
mailing list