On Thu, Mar 28, 2013 at 12:27:10AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@linux-iscsi.org
This patch adds a VHOST_TCM_FEATURES mask minus VIRTIO_RING_F_EVENT_IDX
so that vhost-scsi-pci userspace will strip this feature bit once
GET_FEATURES reports it as being
On Thu, Mar 28, 2013 at 10:17:28AM +0800, Asias He wrote:
Currently, vs-vs_endpoint is used indicate if the endpoint is setup or
not. It is set or cleared in vhost_scsi_set_endpoint() or
vhost_scsi_clear_endpoint() under the vs-dev.mutex lock. However, when
we check it in
On Wed, Mar 27, 2013 at 04:24:22PM -0700, Nicholas A. Bellinger wrote:
On Thu, 2013-03-28 at 00:53 +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 12:50:21AM +0200, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2013 at 03:45:42PM -0700, Nicholas A. Bellinger wrote:
On Thu,
On Thu, 2013-03-28 at 08:04 +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 12:27:10AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@linux-iscsi.org
This patch adds a VHOST_TCM_FEATURES mask minus VIRTIO_RING_F_EVENT_IDX
so that vhost-scsi-pci userspace will
On Thu, 2013-03-28 at 08:19 +0200, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2013 at 04:24:22PM -0700, Nicholas A. Bellinger wrote:
On Thu, 2013-03-28 at 00:53 +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 12:50:21AM +0200, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2013 at
On Wed, 2013-03-27 at 15:33 -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 23:56 +0200, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2013 at 02:31:27PM -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-20 at 11:51 +0200, Michael S. Tsirkin wrote:
On Tue, Mar 19, 2013 at
On Wed, 2013-03-27 at 23:45 -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 15:33 -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 23:56 +0200, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2013 at 02:31:27PM -0700, Nicholas A. Bellinger wrote:
SNIP
Adding a bit more
On Thu, Mar 28, 2013 at 08:16:59AM +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 10:17:28AM +0800, Asias He wrote:
Currently, vs-vs_endpoint is used indicate if the endpoint is setup or
not. It is set or cleared in vhost_scsi_set_endpoint() or
vhost_scsi_clear_endpoint() under
On Thu, Mar 28, 2013 at 04:10:02PM +0800, Asias He wrote:
On Thu, Mar 28, 2013 at 08:16:59AM +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 10:17:28AM +0800, Asias He wrote:
Currently, vs-vs_endpoint is used indicate if the endpoint is setup or
not. It is set or cleared in
On Thu, Mar 28, 2013 at 10:33:30AM +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 04:10:02PM +0800, Asias He wrote:
On Thu, Mar 28, 2013 at 08:16:59AM +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 10:17:28AM +0800, Asias He wrote:
Currently, vs-vs_endpoint is used
On Thu, Mar 28, 2013 at 12:35:42AM -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 23:45 -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 15:33 -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 23:56 +0200, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2013 at
On Thu, Mar 28, 2013 at 04:47:15PM +0800, Asias He wrote:
On Thu, Mar 28, 2013 at 10:33:30AM +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 04:10:02PM +0800, Asias He wrote:
On Thu, Mar 28, 2013 at 08:16:59AM +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 10:17:28AM
On Thu, Mar 28, 2013 at 04:10:02PM +0800, Asias He wrote:
On Thu, Mar 28, 2013 at 08:16:59AM +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 10:17:28AM +0800, Asias He wrote:
Currently, vs-vs_endpoint is used indicate if the endpoint is setup or
not. It is set or cleared in
Il 28/03/2013 10:04, Michael S. Tsirkin ha scritto:
Got ranges_overlap for vq: 0 ring_phys: 0 ring_size: 1028
Checking vq: 1 ring_phys: 0 ring_size: 1028 .
Got ranges_overlap for vq: 1 ring_phys: 0 ring_size: 1028
Checking vq: 2 ring_phys: ed000 ring_size: 5124 .
Calling l: 5124 for
I think it's the right thing to do, but maybe not the right place
to do this, need to reset after all IO is done, before
ring memory is write protected.
Our emails are crossing each other unfortunately, but I want to
reinforce this: ring memory is not write protected. Remember that
SeaBIOS
On 21.03.2013, at 07:25, Bharat Bhushan wrote:
From: Bharat Bhushan bharat.bhus...@freescale.com
Instruction emulation return EMULATE_DO_PAPR when it requires
exit to userspace on book3s. Similar return is required
for booke. EMULATE_DO_PAPR reads out to be confusing so it is
renamed to
Hello list,
(Apologies if this appears twice!)
I'm currently doing some research into guest memory allocation,
specifically trying to determine when guests write data into certain
memory locations, and I'm trying to get my head around how KVM updates
the extended page tables, and where within
In order to migrate the PMU state correctly, we need to restore the
values of MSR_CORE_PERF_GLOBAL_STATUS (a read-only register) and
MSR_CORE_PERF_GLOBAL_OVF_CTRL (which has side effects when written).
We also need to write the full 40-bit value of the performance counter,
which would only be
In order to migrate the PMU state correctly, we need to restore the
values of MSR_CORE_PERF_GLOBAL_STATUS (a read-only register) and
MSR_CORE_PERF_GLOBAL_OVF_CTRL (which has side effects when written).
We also need to write the full 40-bit value of the performance counter,
which would only be
On 21.03.2013, at 07:25, Bharat Bhushan wrote:
From: Bharat Bhushan bharat.bhus...@freescale.com
This patch adds the debug stub support on booke/bookehv.
Now QEMU debug stub can use hw breakpoint, watchpoint and
software breakpoint to debug guest.
Debug registers are saved/restored on
On Wed, Mar 27, 2013 at 11:25:02PM -0700, Nicholas A. Bellinger wrote:
On Thu, 2013-03-28 at 08:04 +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 12:27:10AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@linux-iscsi.org
This patch adds a VHOST_TCM_FEATURES
On Wed, Mar 27, 2013 at 11:25:02PM -0700, Nicholas A. Bellinger wrote:
On Thu, 2013-03-28 at 08:04 +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 12:27:10AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@linux-iscsi.org
This patch adds a VHOST_TCM_FEATURES
On Wed, Mar 27, 2013 at 11:28:56PM -0700, Nicholas A. Bellinger wrote:
On Thu, 2013-03-28 at 08:19 +0200, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2013 at 04:24:22PM -0700, Nicholas A. Bellinger wrote:
On Thu, 2013-03-28 at 00:53 +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at
From: Nicholas Bellinger n...@linux-iscsi.org
This patch adds a VHOST_SCSI_FEATURES mask minus VIRTIO_RING_F_EVENT_IDX
so that vhost-scsi-pci userspace will strip this feature bit once
GET_FEATURES reports it as being unsupported on the host.
This is to avoid a bug where -handle_kicks() are
On Thu, 2013-03-28 at 18:44 +0200, Michael S. Tsirkin wrote:
On Wed, Mar 27, 2013 at 11:25:02PM -0700, Nicholas A. Bellinger wrote:
On Thu, 2013-03-28 at 08:04 +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 12:27:10AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger
From: Nicholas Bellinger n...@linux-iscsi.org
Hi QEMU folks,
The following is the patch-v2 series to support vhost-scsi-pci within
the upstream QEMU tree.
This includes the refactoring of existing virtio-scsi code from Paolo
to allow a VirtIOSCSICommon structure that is shared amoungst existing
From: Paolo Bonzini pbonz...@redhat.com
The WWPN specified in configfs is passed to -device vhost-scsi-pci.
The tgpt field of the SET_ENDPOINT ioctl is obsolete now, so it is not
available from the QEMU command-line. Instead, I hardcode it to zero.
Changes in Patch-v2:
- Add
From: Paolo Bonzini pbonz...@redhat.com
This patch refactors existing virtio-scsi code into VirtIOSCSICommon
in order to allow virtio_scsi_init_common() to be used by both internal
virtio_scsi_init() and external vhost-scsi-pci code.
Changes in Patch-v2:
- Move -get_features() assignment to
On 21.03.2013, at 07:24, Bharat Bhushan wrote:
From: Bharat Bhushan bharat.bhus...@freescale.com
This patch defines the interface parameter for KVM_SET_GUEST_DEBUG
ioctl support. Follow up patches will use this for setting up
hardware breakpoints, watchpoints and software breakpoints.
On 21.03.2013, at 07:24, Bharat Bhushan wrote:
This patch adds the one_reg interface to get the special instruction
to be used for setting software breakpoint from userspace.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
Thanks, applied to kvm-ppc-queue.
Alex
--
To
Tony Roberts wrote on 2013-03-29:
Hello list,
(Apologies if this appears twice!)
I'm currently doing some research into guest memory allocation,
specifically trying to determine when guests write data into certain
memory locations, and I'm trying to get my head around how KVM updates
the
On Thu, 2013-03-28 at 11:03 +0100, Paolo Bonzini wrote:
Il 28/03/2013 10:04, Michael S. Tsirkin ha scritto:
Got ranges_overlap for vq: 0 ring_phys: 0 ring_size: 1028
Checking vq: 1 ring_phys: 0 ring_size: 1028 .
Got ranges_overlap for vq: 1 ring_phys: 0 ring_size: 1028
Checking
On Thu, 2013-03-28 at 06:13 -0400, Paolo Bonzini wrote:
I think it's the right thing to do, but maybe not the right place
to do this, need to reset after all IO is done, before
ring memory is write protected.
Our emails are crossing each other unfortunately, but I want to
reinforce this:
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Friday, March 29, 2013 7:26 AM
To: Bhushan Bharat-R65777
Cc: kvm-...@vger.kernel.org; kvm@vger.kernel.org; Wood Scott-B07421; Bhushan
Bharat-R65777
Subject: Re: [PATCH 2/4 v2] KVM: PPC: debug stub interface
Paolo Bonzini wrote on 2013-03-26:
Il 22/03/2013 06:24, Yang Zhang ha scritto:
+static void rtc_irq_restore(struct kvm_ioapic *ioapic)
+{
+struct kvm_vcpu *vcpu;
+int vector, i, pending_eoi = 0;
+
+if (RTC_GSI != 8)
Please set it to -1U if not x86, and do
if (RTC_GSI =
Paolo Bonzini wrote on 2013-03-26:
Il 22/03/2013 06:24, Yang Zhang ha scritto:
+vector = ioapic-redirtbl[RTC_GSI].fields.vector;
+kvm_for_each_vcpu(i, vcpu, ioapic-kvm) {
+if (kvm_apic_pending_eoi(vcpu, vector)) {
+pending_eoi++;
+
Paolo Bonzini wrote on 2013-03-26:
Il 22/03/2013 06:24, Yang Zhang ha scritto:
+static void rtc_irq_ack_eoi(struct kvm_vcpu *vcpu,
+struct rtc_status *rtc_status, int irq)
+{
+if (irq != RTC_GSI)
+return;
+
+if (test_and_clear_bit(vcpu-vcpu_id,
On Thu, 2013-03-28 at 11:04 +0200, Michael S. Tsirkin wrote:
On Thu, Mar 28, 2013 at 12:35:42AM -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 23:45 -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 15:33 -0700, Nicholas A. Bellinger wrote:
On Wed, 2013-03-27 at 23:56
This patch adds support for kvm_gfn_to_hva_cache_init functions for
reads and writes that will cross a page. If the range falls within
the same memslot, then this will be a fast operation. If the range
is split between two memslots, then the slower kvm_read_guest and
kvm_write_guest are used.
This series adds tracepoints for helping us clarify the cause of
troubles. Virtualization on Linux is composed of some components such
as qemu, kvm, libvirt, and so on. So it is very important to clarify
firstly and swiftly the cause of troubles is on what component of
them. Although qemu has
This patch adds tracepoints at ioctl to kvm. Tracing these ioctl is
useful for clarification whether the cause of troubles is qemu or kvm.
Signed-off-by: Kazuya Saito saito.kaz...@jp.fujitsu.com
---
kvm-all.c|4
trace-events |5 +
2 files changed, 9 insertions(+), 0
This patch enable us to know exit reason of KVM_RUN. It will help us
know where the trouble is caused.
Signed-off-by: Kazuya Saito saito.kaz...@jp.fujitsu.com
---
kvm-all.c|1 +
trace-events |2 ++
2 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/kvm-all.c b/kvm-all.c
From: Nicholas Bellinger n...@linux-iscsi.org
Hi folks,
This series adds a virtio_queue_valid() for use by virtio-pci code in
order to prevent opreations upon uninitialized VQs, that is currently
expected to occur during seabios setup of virtio-scsi.
This also includes a vhost specific check
From: Michael S. Tsirkin m...@redhat.com
virtio scsi makes it legal to only setup a subset of rings. The only
way to detect the ring is setup seems to be to check whether PA was
written to. Add API to do this, and teach code to use it instead of
checking hardware queue size.
(nab: use
From: Nicholas Bellinger n...@linux-iscsi.org
With the virtio_queue_valid() checks in place to skip uninitialized VQs
within virtio-pci code, go ahead and skip the same uninitialized VQs
during vhost_verify_ring_mappings().
Note this patch does not prevent vhost_virtqueue_start() from executing
From: Nicholas Bellinger n...@linux-iscsi.org
This patch adds a number of virtio_queue_valid() checks to virtio-pci
ahead of virtio_queue_get_num() usage in order to skip operation upon
the detection of an uninitialized VQ.
There is one exception in virtio_ioport_read():VIRTIO_PCI_QUEUE_NUM,
With the following commit, shadow pages can be zapped at random during
a shadow page talbe walk:
KVM: MMU: Move kvm_mmu_free_some_pages() into kvm_mmu_alloc_page()
7ddca7e43c8f28f9419da81a0e7730b66aa60fe9
This patch reverts it and fixes __direct_map() and FNAME(fetch)().
Signed-off-by:
On 21.03.2013, at 07:25, Bharat Bhushan wrote:
From: Bharat Bhushan bharat.bhus...@freescale.com
Instruction emulation return EMULATE_DO_PAPR when it requires
exit to userspace on book3s. Similar return is required
for booke. EMULATE_DO_PAPR reads out to be confusing so it is
renamed to
On 21.03.2013, at 07:25, Bharat Bhushan wrote:
From: Bharat Bhushan bharat.bhus...@freescale.com
This patch adds the debug stub support on booke/bookehv.
Now QEMU debug stub can use hw breakpoint, watchpoint and
software breakpoint to debug guest.
Debug registers are saved/restored on
On 21.03.2013, at 07:24, Bharat Bhushan wrote:
From: Bharat Bhushan bharat.bhus...@freescale.com
This patch defines the interface parameter for KVM_SET_GUEST_DEBUG
ioctl support. Follow up patches will use this for setting up
hardware breakpoints, watchpoints and software breakpoints.
On 21.03.2013, at 07:24, Bharat Bhushan wrote:
This patch adds the one_reg interface to get the special instruction
to be used for setting software breakpoint from userspace.
Signed-off-by: Bharat Bhushan bharat.bhus...@freescale.com
Thanks, applied to kvm-ppc-queue.
Alex
--
To
-Original Message-
From: Alexander Graf [mailto:ag...@suse.de]
Sent: Friday, March 29, 2013 7:26 AM
To: Bhushan Bharat-R65777
Cc: kvm-ppc@vger.kernel.org; k...@vger.kernel.org; Wood Scott-B07421; Bhushan
Bharat-R65777
Subject: Re: [PATCH 2/4 v2] KVM: PPC: debug stub interface
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