Messages in this thread Patch in this message | | | Date | Sat, 10 Aug 2013 09:15:26 -0700 | From | tip-bot for Srivatsa Vaddagiri <> | Subject | [tip:x86/spinlocks] kvm guest: Add configuration support to enable debug information for KVM Guests |
| |
Commit-ID: 1e20eb8557cdabf76473b09572be8aa8a2bb9bc0 Gitweb: http://git.kernel.org/tip/1e20eb8557cdabf76473b09572be8aa8a2bb9bc0 Author: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com> AuthorDate: Fri, 9 Aug 2013 19:52:01 +0530 Committer: H. Peter Anvin <hpa@linux.intel.com> CommitDate: Fri, 9 Aug 2013 07:54:18 -0700
kvm guest: Add configuration support to enable debug information for KVM Guests
Signed-off-by: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com> Link: http://lkml.kernel.org/r/1376058122-8248-14-git-send-email-raghavendra.kt@linux.vnet.ibm.com Signed-off-by: Suzuki Poulose <suzuki@in.ibm.com> Signed-off-by: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com> Acked-by: Gleb Natapov <gleb@redhat.com> Acked-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> --- arch/x86/Kconfig | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 112e712..b1fb846 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -657,6 +657,15 @@ config KVM_GUEST underlying device model, the host provides the guest with timing infrastructure such as time of day, and system time +config KVM_DEBUG_FS + bool "Enable debug information for KVM Guests in debugfs" + depends on KVM_GUEST && DEBUG_FS + default n + ---help--- + This option enables collection of various statistics for KVM guest. + Statistics are displayed in debugfs filesystem. Enabling this option + may incur significant overhead. + source "arch/x86/lguest/Kconfig" config PARAVIRT_TIME_ACCOUNTING
| |