Re: [PATCH 6.10] LoongArch: KVM: Remove unnecessary definition of KVM_PRIVATE_MEM_SLOTS
From: Greg KH
Date: Mon Sep 16 2024 - 07:38:53 EST
On Mon, Sep 16, 2024 at 05:20:52PM +0800, WangYuli wrote:
> From: Yuli Wang <wangyuli@xxxxxxxxxxxxx>
>
> [ Upstream commit 296b03ce389b4f7b3d7ea5664e53d432fb17e745 ]
>
> 1. "KVM_PRIVATE_MEM_SLOTS" is renamed as "KVM_INTERNAL_MEM_SLOTS".
>
> 2. "KVM_INTERNAL_MEM_SLOTS" defaults to zero, so it is not necessary to
> define it in LoongArch's asm/kvm_host.h.
>
> Link: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=bdd1c37a315bc50ab14066c4852bc8dcf070451e
> Link: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=b075450868dbc0950f0942617f222eeb989cad10
> Reviewed-by: Bibo Mao <maobibo@xxxxxxxxxxx>
> Signed-off-by: Wentao Guan <guanwentao@xxxxxxxxxxxxx>
> Signed-off-by: Yuli Wang <wangyuli@xxxxxxxxxxxxx>
> Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>
> ---
> arch/loongarch/include/asm/kvm_host.h | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/arch/loongarch/include/asm/kvm_host.h b/arch/loongarch/include/asm/kvm_host.h
> index c87b6ea0ec47..d348005d143e 100644
> --- a/arch/loongarch/include/asm/kvm_host.h
> +++ b/arch/loongarch/include/asm/kvm_host.h
> @@ -26,8 +26,6 @@
>
> #define KVM_MAX_VCPUS 256
> #define KVM_MAX_CPUCFG_REGS 21
> -/* memory slots that does not exposed to userspace */
> -#define KVM_PRIVATE_MEM_SLOTS 0
>
> #define KVM_HALT_POLL_NS_DEFAULT 500000
Why is this needed in the stable tree?
thanks,
greg k-h