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SubjectRe: [PATCH] x86/kvm: Remove defunct KVM_DEBUG_FS Kconfig
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On 28/05/20 05:11, Sean Christopherson wrote:
> Remove KVM_DEBUG_FS, which can easily be misconstrued as controlling
> KVM-as-a-host. The sole user of CONFIG_KVM_DEBUG_FS was removed by
> commit cfd8983f03c7b ("x86, locking/spinlocks: Remove ticket (spin)lock
> implementation").
>
> Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
> ---
> arch/x86/Kconfig | 8 --------
> arch/x86/kernel/kvm.c | 1 -
> 2 files changed, 9 deletions(-)
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index 1197b5596d5ad..0ccf4e76acfe8 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -818,14 +818,6 @@ config PVH
> This option enables the PVH entry point for guest virtual machines
> as specified in the x86/HVM direct boot ABI.
>
> -config KVM_DEBUG_FS
> - bool "Enable debug information for KVM Guests in debugfs"
> - depends on KVM_GUEST && DEBUG_FS
> - ---help---
> - This option enables collection of various statistics for KVM guest.
> - Statistics are displayed in debugfs filesystem. Enabling this option
> - may incur significant overhead.
> -
> config PARAVIRT_TIME_ACCOUNTING
> bool "Paravirtual steal time accounting"
> depends on PARAVIRT
> diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
> index 6efe0410fb728..89ba09228eaf5 100644
> --- a/arch/x86/kernel/kvm.c
> +++ b/arch/x86/kernel/kvm.c
> @@ -21,7 +21,6 @@
> #include <linux/sched.h>
> #include <linux/slab.h>
> #include <linux/kprobes.h>
> -#include <linux/debugfs.h>
> #include <linux/nmi.h>
> #include <linux/swait.h>
> #include <asm/timer.h>
>

Queued, thanks.

Paolo

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