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x86/kvm: Remove defunct KVM_DEBUG_FS Kconfig

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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 cfd8983f03 ("x86, locking/spinlocks: Remove ticket (spin)lock
implementation").

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Message-Id: <20200528031121.28904-1-sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Sean Christopherson 2020-05-27 20:11:21 -07:00 committed by Paolo Bonzini
parent 0f78355c45
commit 0e96edd9a9
2 changed files with 0 additions and 9 deletions
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8
arch/x86/Kconfig
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@ -821,14 +821,6 @@ 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

1
arch/x86/kernel/kvm.c
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@ -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>