Message ID | 20200528031121.28904-1-sean.j.christopherson@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | x86/kvm: Remove defunct KVM_DEBUG_FS Kconfig | expand |
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
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>
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(-)