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From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>, Greg Kroah-Hartman <gregkh@suse.de>,
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Cc: Xen <xen-devel@lists.xensource.com>,
        Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>,
        Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>,
        Sasha Levin <levinsasha928@gmail.com>
Date: Mon, 23 Apr 2012 15:30:13 +0530
Message-Id: <20120423100013.30893.36752.sendpatchset@codeblue.in.ibm.com>
In-Reply-To: <20120423095937.30893.14776.sendpatchset@codeblue.in.ibm.com>
References: <20120423095937.30893.14776.sendpatchset@codeblue.in.ibm.com>
Subject: [PATCH RFC V6 3/5] kvm guest : Add configuration support to enable debug information for KVM Guests
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From: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>

Signed-off-by: Srivatsa Vaddagiri <vatsa@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>
---
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 35eb2e4..a9ec0da 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -584,6 +584,15 @@ config KVM_GUEST
 	  This option enables various optimizations for running under the KVM
 	  hypervisor.
 
+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