On 19/05/2019 18:15, Aleksandar Markovic wrote:
> From: Neng Chen <nchen@wavecomp.com>
>
> Add support for getting and setting extended private flags of a
> network device via SIOCSIFPFLAGS and SIOCGIFPFLAGS ioctls.
>
> The ioctl numeric values are platform-independent and determined by
> the file include/uapi/linux/sockios.h in Linux kernel source code:
>
> #define SIOCSIFPFLAGS 0x8934
> #define SIOCGIFPFLAGS 0x8935
>
> These ioctls get (or set) the field ifr_flags of type short in the
> structure ifreq. Such functionality is achieved in QEMU by using
> MK_STRUCT() and MK_PTR() macros with an appropriate argument, as
> it was done for existing similar cases.
>
> Signed-off-by: Neng Chen <nchen@wavecomp.com>
> Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
> Reviewed-by: Laurent Vivier <laurent@vivier.eu>
> Message-Id: <1554839486-3527-1-git-send-email-aleksandar.markovic@rt-rk.com>
> ---
> linux-user/ioctls.h | 2 ++
> linux-user/syscall_defs.h | 2 ++
> 2 files changed, 4 insertions(+)
>
> diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
> index c37adc5..76375df 100644
> --- a/linux-user/ioctls.h
> +++ b/linux-user/ioctls.h
> @@ -206,6 +206,8 @@
> IOCTL(SIOCADDMULTI, IOC_W, MK_PTR(MK_STRUCT(STRUCT_sockaddr_ifreq)))
> IOCTL(SIOCDELMULTI, IOC_W, MK_PTR(MK_STRUCT(STRUCT_sockaddr_ifreq)))
> IOCTL(SIOCGIFINDEX, IOC_W | IOC_R, MK_PTR(MK_STRUCT(STRUCT_int_ifreq)))
> + IOCTL(SIOCSIFPFLAGS, IOC_W, MK_PTR(MK_STRUCT(STRUCT_short_ifreq)))
> + IOCTL(SIOCGIFPFLAGS, IOC_W | IOC_R, MK_PTR(MK_STRUCT(STRUCT_short_ifreq)))
> IOCTL(SIOCSIFLINK, 0, TYPE_NULL)
> IOCTL_SPECIAL(SIOCGIFCONF, IOC_W | IOC_R, do_ioctl_ifconf,
> MK_PTR(MK_STRUCT(STRUCT_ifconf)))
> diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
> index 2941231..8904d35 100644
> --- a/linux-user/syscall_defs.h
> +++ b/linux-user/syscall_defs.h
> @@ -781,6 +781,8 @@ struct target_pollfd {
> #define TARGET_SIOCADDMULTI 0x8931 /* Multicast address lists */
> #define TARGET_SIOCDELMULTI 0x8932
> #define TARGET_SIOCGIFINDEX 0x8933
> +#define TARGET_SIOCSIFPFLAGS 0x8934 /* set extended flags */
> +#define TARGET_SIOCGIFPFLAGS 0x8935 /* get extended flags */
>
> /* Bridging control calls */
> #define TARGET_SIOCGIFBR 0x8940 /* Bridging support */
>
Applied to my linux-user branch.
Thanks,
Laurent