Re: [PATCH v2 1/2] spice: Update QXLInterface for spice >= 0.15.0

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 12/7/21 21:40, John Snow wrote:
> spice updated the spelling (and arguments) of "attache_worker" in
> 0.15.0. Update QEMU to match, preventing -Wdeprecated-declarations
> compilations from reporting build errors.
> 
> See also:
> https://gitlab.freedesktop.org/spice/spice/-/commit/974692bda1e77af92b71ed43b022439448492cb9
> 
> Signed-off-by: John Snow <jsnow@redhat.com>
> Acked-by: Gerd Hoffmann <kraxel@redhat.com>
> ---
>  include/ui/qemu-spice.h |  6 ++++++
>  hw/display/qxl.c        | 14 +++++++++++++-
>  ui/spice-display.c      | 11 +++++++++++
>  3 files changed, 30 insertions(+), 1 deletion(-)
> 
> diff --git a/include/ui/qemu-spice.h b/include/ui/qemu-spice.h
> index 71ecd6cfd1..21fe195e18 100644
> --- a/include/ui/qemu-spice.h
> +++ b/include/ui/qemu-spice.h
> @@ -40,6 +40,12 @@ int qemu_spice_migrate_info(const char *hostname, int port, int tls_port,
>  #define SPICE_NEEDS_SET_MM_TIME 0
>  #endif
>  
> +#if defined(SPICE_SERVER_VERSION) && (SPICE_SERVER_VERSION >= 0x000f00)
> +#define SPICE_HAS_ATTACHED_WORKER 1
> +#else
> +#define SPICE_HAS_ATTACHED_WORKER 0
> +#endif
> +
>  #else  /* CONFIG_SPICE */
>  
>  #include "qemu/error-report.h"
> diff --git a/hw/display/qxl.c b/hw/display/qxl.c
> index 29c80b4289..1da6703e44 100644
> --- a/hw/display/qxl.c
> +++ b/hw/display/qxl.c
> @@ -517,13 +517,20 @@ static int qxl_track_command(PCIQXLDevice *qxl, struct QXLCommandExt *ext)
>  
>  /* spice display interface callbacks */
>  
> -static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker)
> +static void interface_attached_worker(QXLInstance *sin)
>  {
>      PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
>  
>      trace_qxl_interface_attach_worker(qxl->id);
>  }
>  
> +#if !(SPICE_HAS_ATTACHED_WORKER)
> +static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker)
> +{
> +    interface_attached_worker(sin);
> +}
> +#endif
> +
>  static void interface_set_compression_level(QXLInstance *sin, int level)
>  {
>      PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
> @@ -1131,7 +1138,12 @@ static const QXLInterface qxl_interface = {
>      .base.major_version      = SPICE_INTERFACE_QXL_MAJOR,
>      .base.minor_version      = SPICE_INTERFACE_QXL_MINOR,
>  
> +#if SPICE_HAS_ATTACHED_WORKER
> +    .attached_worker         = interface_attached_worker,
> +#else
>      .attache_worker          = interface_attach_worker,
> +#endif
> +
>      .set_compression_level   = interface_set_compression_level,
>  #if SPICE_NEEDS_SET_MM_TIME
>      .set_mm_time             = interface_set_mm_time,
> diff --git a/ui/spice-display.c b/ui/spice-display.c
> index f59c69882d..1a60cebb7d 100644
> --- a/ui/spice-display.c
> +++ b/ui/spice-display.c
> @@ -500,10 +500,17 @@ void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd)
>  
>  /* spice display interface callbacks */
>  
> +#if SPICE_HAS_ATTACHED_WORKER
> +static void interface_attached_worker(QXLInstance *sin)
> +{
> +    /* nothing to do */
> +}
> +#else
>  static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker)
>  {
>      /* nothing to do */
>  }
> +#endif
>  
>  static void interface_set_compression_level(QXLInstance *sin, int level)
>  {
> @@ -702,7 +709,11 @@ static const QXLInterface dpy_interface = {
>      .base.major_version      = SPICE_INTERFACE_QXL_MAJOR,
>      .base.minor_version      = SPICE_INTERFACE_QXL_MINOR,
>  
> +#if SPICE_HAS_ATTACHED_WORKER
> +    .attached_worker         = interface_attached_worker,
> +#else
>      .attache_worker          = interface_attach_worker,
> +#endif
>      .set_compression_level   = interface_set_compression_level,
>  #if SPICE_NEEDS_SET_MM_TIME
>      .set_mm_time             = interface_set_mm_time,
> 

Could we get this patch directly applied as a buildfix?