x86/kvm: Remove defunct KVM_DEBUG_FS Kconfig (0e96edd9) · Commits · 戴 / test

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 ("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>

arch/x86/Kconfig

+0 −8

Original line number	Diff line number	Diff line
		@@ -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

arch/x86/kernel/kvm.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -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>

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