From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
To: gleb@redhat.com, mingo@redhat.com, jeremy@goop.org,
x86@kernel.org, konrad.wilk@oracle.com, hpa@zytor.com,
pbonzini@redhat.com
Cc: gregkh@suse.de, kvm@vger.kernel.org, linux-doc@vger.kernel.org,
peterz@infradead.org, drjones@redhat.com,
virtualization@lists.linux-foundation.org, andi@firstfloor.org,
xen-devel@lists.xensource.com,
Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>,
habanero@linux.vnet.ibm.com, riel@redhat.com,
stefano.stabellini@eu.citrix.com, ouyang@cs.pitt.edu,
avi.kivity@gmail.com, tglx@linutronix.de, chegu_vinod@hp.com,
linux-kernel@vger.kernel.org, srivatsa.vaddagiri@gmail.com,
attilio.rao@citrix.com, torvalds@linux-foundation.org,
stephan.diestelhorst@amd.com
Subject: [PATCH RFC V10 14/18] kvm guest : Add configuration support to enable debug information for KVM Guests
Date: Mon, 24 Jun 2013 18:13:31 +0530 [thread overview]
Message-ID: <20130624124331.27508.16857.sendpatchset@codeblue.in.ibm.com> (raw)
In-Reply-To: <20130624124014.27508.8906.sendpatchset@codeblue.in.ibm.com>
kvm guest : Add configuration support to enable debug information for KVM Guests
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>
---
arch/x86/Kconfig | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 80fcc4b..f8ff42d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -646,6 +646,15 @@ 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
next prev parent reply other threads:[~2013-06-24 12:43 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-24 12:40 [PATCH RFC V10 0/18] Paravirtualized ticket spinlocks Raghavendra K T
2013-06-24 12:40 ` [PATCH RFC V10 1/18] x86/spinlock: Replace pv spinlocks with pv ticketlocks Raghavendra K T
2013-06-24 12:40 ` [PATCH RFC V10 2/18] x86/ticketlock: Don't inline _spin_unlock when using paravirt spinlocks Raghavendra K T
2013-06-24 12:41 ` [PATCH RFC V10 3/18] x86/ticketlock: Collapse a layer of functions Raghavendra K T
2013-06-24 12:41 ` [PATCH RFC V10 4/18] xen: Defer spinlock setup until boot CPU setup Raghavendra K T
2013-06-24 12:41 ` [PATCH RFC V10 5/18] xen/pvticketlock: Xen implementation for PV ticket locks Raghavendra K T
2013-06-24 12:41 ` [PATCH RFC V10 6/18] xen/pvticketlocks: Add xen_nopvspin parameter to disable xen pv ticketlocks Raghavendra K T
2013-06-24 12:42 ` [PATCH RFC V10 7/18] x86/pvticketlock: Use callee-save for lock_spinning Raghavendra K T
2013-06-24 12:42 ` [PATCH RFC V10 8/18] x86/pvticketlock: When paravirtualizing ticket locks, increment by 2 Raghavendra K T
2013-06-24 12:42 ` [PATCH RFC V10 9/18] jump_label: Split out rate limiting from jump_label.h Raghavendra K T
2013-06-24 12:42 ` [PATCH RFC V10 10/18] x86/ticketlock: Add slowpath logic Raghavendra K T
2013-06-24 12:42 ` [PATCH RFC V10 11/18] xen/pvticketlock: Allow interrupts to be enabled while blocking Raghavendra K T
2013-06-24 12:43 ` [PATCH RFC V10 12/18] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks Raghavendra K T
2013-07-14 13:48 ` Gleb Natapov
2013-07-15 5:53 ` Raghavendra K T
2013-06-24 12:43 ` [PATCH RFC V10 13/18] kvm : Fold pv_unhalt flag into GET_MP_STATE ioctl to aid migration Raghavendra K T
2013-06-24 12:43 ` Raghavendra K T [this message]
2013-06-24 12:43 ` [PATCH RFC V10 15/18] kvm : Paravirtual ticketlocks support for linux guests running on KVM hypervisor Raghavendra K T
2013-07-14 13:12 ` Gleb Natapov
2013-07-15 9:50 ` Raghavendra K T
2013-07-15 10:36 ` Gleb Natapov
2013-07-16 3:37 ` Raghavendra K T
2013-07-16 6:02 ` Gleb Natapov
2013-07-16 15:48 ` Peter Zijlstra
2013-07-16 16:31 ` Gleb Natapov
2013-07-16 18:49 ` Raghavendra K T
2013-07-16 18:42 ` Raghavendra K T
2013-07-17 9:34 ` Gleb Natapov
2013-07-17 10:05 ` Raghavendra K T
2013-07-17 10:38 ` Raghavendra K T
2013-07-17 12:45 ` Gleb Natapov
2013-07-17 12:55 ` Raghavendra K T
2013-07-17 13:25 ` Gleb Natapov
2013-07-17 14:13 ` Raghavendra K T
2013-07-17 14:14 ` Raghavendra K T
2013-07-17 14:44 ` Gleb Natapov
2013-07-17 14:55 ` Raghavendra K T
2013-07-17 15:11 ` Gleb Natapov
2013-07-17 15:22 ` Raghavendra K T
2013-07-17 15:20 ` Raghavendra K T
2013-06-24 12:43 ` [PATCH RFC V10 16/18] kvm hypervisor : Simplify kvm_for_each_vcpu with kvm_irq_delivery_to_apic Raghavendra K T
2013-07-14 13:24 ` Gleb Natapov
2013-07-15 15:36 ` Raghavendra K T
2013-07-15 15:46 ` Gleb Natapov
2013-07-16 18:19 ` Raghavendra K T
2013-06-24 12:44 ` [PATCH RFC V10 17/18] Documentation/kvm : Add documentation on Hypercalls and features used for PV spinlock Raghavendra K T
2013-06-24 12:44 ` [PATCH RFC V10 18/18] kvm hypervisor: Add directed yield in vcpu block path Raghavendra K T
2013-07-14 14:18 ` Gleb Natapov
2013-07-15 6:04 ` Raghavendra K T
2013-06-24 13:17 ` [PATCH RFC V10 0/18] Paravirtualized ticket spinlocks Andrew Jones
2013-06-24 13:49 ` Raghavendra K T
2013-06-26 8:33 ` Raghavendra K T
2013-06-27 11:47 ` Raghavendra K T
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