RE: [PATCH 1/8] hv: Select CONFIG_SYSFB only for CONFIG_HYPERV_VMBUS

Saurabh Singh Sengar
2026-04-02T10:51:19Z

> Hyperv's sysfb access only exists in the VMBUS support. Therefore only select
> CONFIG_SYSFB for CONFIG_HYPERV_VMBUS. Avoids sysfb code on systems
> that don't need it.
>
> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
> Fixes: 96959283a58d ("Drivers: hv: Always select CONFIG_SYSFB for Hyper-V
> guests")
> Cc: Michael Kelley <mhklinux@outlook.com>
> Cc: Saurabh Sengar <ssengar@linux.microsoft.com>
> Cc: Wei Liu <wei.liu@kernel.org>
> Cc: "K. Y. Srinivasan" <kys@microsoft.com>
> Cc: Haiyang Zhang <haiyangz@microsoft.com>
> Cc: Dexuan Cui <decui@microsoft.com>
> Cc: Long Li <longli@microsoft.com>
> Cc: linux-hyperv@vger.kernel.org
> Cc: <stable@vger.kernel.org> # v6.16+
> ---
> drivers/hv/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/hv/Kconfig b/drivers/hv/Kconfig index
> 7937ac0cbd0f..2d0b3fcb0ff8 100644
> --- a/drivers/hv/Kconfig
> +++ b/drivers/hv/Kconfig
> @@ -9,7 +9,6 @@ config HYPERV
> select PARAVIRT
> select X86_HV_CALLBACK_VECTOR if X86
> select OF_EARLY_FLATTREE if OF
> - select SYSFB if EFI && !HYPERV_VTL_MODE
> select IRQ_MSI_LIB if X86
> help
> Select this option to run Linux as a Hyper-V client operating @@ -62,6
> +61,7 @@ config HYPERV_VMBUS
> tristate "Microsoft Hyper-V VMBus driver"
> depends on HYPERV
> default HYPERV
> + select SYSFB if EFI && !HYPERV_VTL_MODE
> help
> Select this option to enable Hyper-V Vmbus driver.
>
> --
> 2.53.0

Reviewed-by: Saurabh Sengar <ssengar@linux.microsoft.com>