On Fri, Nov 21, 2014 at 07:35:46PM +0100, Paolo Bonzini wrote:
On 10/11/2014 09:33, Ard Biesheuvel wrote:
This reverts commit 85c8555ff0 (KVM: check for !is_zero_pfn() in
kvm_is_mmio_pfn()) and renames the function to kvm_is_reserved_pfn.
The problem being addressed by the patch
On Fri, Nov 21, 2014 at 05:50:43PM -0800, Mario Smarduch wrote:
On 11/21/2014 03:19 AM, Christoffer Dall wrote:
Hi Mario,
On Wed, Nov 19, 2014 at 03:32:31PM -0800, Mario Smarduch wrote:
Hi Laszlo,
couple observations.
I'm wondering if access from qemu and guest won't
On 11/22/14 11:18, Christoffer Dall wrote:
On Fri, Nov 21, 2014 at 05:50:43PM -0800, Mario Smarduch wrote:
But virtio writes to guest memory directly and that appears to
work just fine. I read that code sometime back, and will need to revisit.
In any case, that's a QEMU implementation issue
Hi Eric,
Thanks for your FYI.
On Fri, Nov 21, 2014 at 8:58 PM, Eric Auger eric.au...@linaro.org wrote:
Hi Ming,
for your information there is a series written by Antonios (added in CC)
https://lists.cs.columbia.edu/pipermail/kvmarm/2014-March/008416.html
exactly on the same topic.
The
On 22 November 2014 at 01:50, Mario Smarduch m.smard...@samsung.com wrote:
QEMU has a global migration bitmap for all regions initially set
dirty, and it's updated over iterations with KVM's dirty bitmap. Once
dirty pages are migrated bits are cleared. If QEMU updates a
memory region directly
Some hypervisors need MSR auto load/restore feature.
We read MSRs from vm-entry MSR load area which specified by L1,
and load them via kvm_set_msr in the nested entry.
When nested exit occurs, we get MSRs via kvm_get_msr, writing
them to L1`s MSR store area. After this, we read MSRs from vm-exit
caro Signore
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samsung s5, ipad w e b: assr. com
On 21/11/2014 22:21, Radim Krčmář wrote:
Now that ia64 is gone, we can hide deprecated device assignment in x86.
Notable changes:
- kvm_vm_ioctl_assigned_device() was moved to x86/kvm_arch_vm_ioctl()
The easy parts were removed from generic kvm code, remaining
-
On Thu, Nov 13, 2014 at 05:57:42PM -0800, Mario Smarduch wrote:
Allow architectures to override the generic kvm_flush_remote_tlbs()
function via HAVE_KVM_ARCH_TLB_FLUSH_ALL. ARMv7 will need this to
provide its own TLB flush interface.
Reviewed-by: Marc Zyngier marc.zyng...@arm.com
On Thu, Nov 13, 2014 at 05:57:43PM -0800, Mario Smarduch wrote:
kvm_get_dirty_log() provides generic handling of dirty bitmap, currently
reused
by several architectures. Building on that we intrdoduce
kvm_get_dirty_log_protect() adding write protection to mark these pages dirty
for future
On Thu, Nov 13, 2014 at 05:57:44PM -0800, Mario Smarduch wrote:
From: Paolo Bonzini pbonz...@redhat.com
We now have a generic function that does most of the work of
kvm_vm_ioctl_get_dirty_log, now use it.
Signed-off-by: Mario Smarduch m.smard...@samsung.com
---
On Thu, Nov 13, 2014 at 05:57:46PM -0800, Mario Smarduch wrote:
Add support for initial write protection of VM memslots. This patch
series assumes that huge PUDs will not be used in 2nd stage tables, which is
always valid on ARMv7.
Signed-off-by: Mario Smarduch m.smard...@samsung.com
---
On Thu, Nov 13, 2014 at 05:57:47PM -0800, Mario Smarduch wrote:
Add support to track dirty pages between user space KVM_GET_DIRTY_LOG ioctl
calls. We call kvm_get_dirty_log_protect() function to do most of the work.
Reviewed-by: Marc Zyngier marc.zyng...@arm.com
Signed-off-by: Mario Smarduch
On Fri, Nov 14, 2014 at 01:54:44PM -0800, Mario Smarduch wrote:
This patch adds support for handling 2nd stage page faults during migration,
it disables faulting in huge pages, and dissolves huge pages to page tables.
In case migration is canceled huge pages are used again.
Resending to
On Sat, Nov 15, 2014 at 12:19:08AM -0800, m.smard...@samsung.com wrote:
From: Mario Smarduch m.smard...@samsung.com
This patch adds arm64 helpers to write protect pmds/ptes and retrieve
permissions while logging dirty pages. Also adds prototype to write protect
a memory slot and adds a pmd
On Sat, Nov 15, 2014 at 12:19:10AM -0800, m.smard...@samsung.com wrote:
From: Mario Smarduch m.smard...@samsung.com
This patch enables ARMv8 ditry page logging support. Plugs ARMv8 into generic
layer through Kconfig symbol, and drops earlier ARM64 constraints to enable
logging at
On 21.11.14 00:45, Cédric Le Goater wrote:
When being restored from qemu, the kvm_get_htab_header are in native
endian, but the ptes are big endian.
This patch fixes restore on a KVM LE host. Qemu also needs a fix for
this :
On 20.11.14 20:31, Suresh E. Warrier wrote:
On 11/20/2014 11:36 AM, Alexander Graf wrote:
On 03.11.14 05:52, Paul Mackerras wrote:
From: Suresh E. Warrier warr...@linux.vnet.ibm.com
The kvmppc_vcore_blocked() code does not check for the wait condition
after putting the process on the
On Thu, Nov 13, 2014 at 05:57:42PM -0800, Mario Smarduch wrote:
Allow architectures to override the generic kvm_flush_remote_tlbs()
function via HAVE_KVM_ARCH_TLB_FLUSH_ALL. ARMv7 will need this to
provide its own TLB flush interface.
Reviewed-by: Marc Zyngier marc.zyng...@arm.com
On Thu, Nov 13, 2014 at 05:57:43PM -0800, Mario Smarduch wrote:
kvm_get_dirty_log() provides generic handling of dirty bitmap, currently
reused
by several architectures. Building on that we intrdoduce
kvm_get_dirty_log_protect() adding write protection to mark these pages dirty
for future
On Thu, Nov 13, 2014 at 05:57:44PM -0800, Mario Smarduch wrote:
From: Paolo Bonzini pbonz...@redhat.com
We now have a generic function that does most of the work of
kvm_vm_ioctl_get_dirty_log, now use it.
Signed-off-by: Mario Smarduch m.smard...@samsung.com
---
Hello,
I'm new here, so I hope my question is not offtopic. I found out that
M-o-L now works with KVM-PR, so I wanted to try it myself. I have
PowerMac G5 (dual 970 CPU), Debian Wheezy and kernel 3.14.24 with
kvm-pr. When I load the module and try to start M-o-L 0.9.73 build from
SVN all I
Hello Martin,
Do you load the kernel module PR KVM with modprobe kvm-pr? By the way,
MoL/PR KVM needs the kernel 3.17 or higher.
Rgds,
Christian
On 22.11.2014, you wrote:
Hello,
I'm new here, so I hope my question is not offtopic. I found out that
M-o-L now works with KVM-PR, so I wanted
On 21.11.14 00:45, Cédric Le Goater wrote:
When being restored from qemu, the kvm_get_htab_header are in native
endian, but the ptes are big endian.
This patch fixes restore on a KVM LE host. Qemu also needs a fix for
this :
On 20.11.14 20:31, Suresh E. Warrier wrote:
On 11/20/2014 11:36 AM, Alexander Graf wrote:
On 03.11.14 05:52, Paul Mackerras wrote:
From: Suresh E. Warrier warr...@linux.vnet.ibm.com
The kvmppc_vcore_blocked() code does not check for the wait condition
after putting the process on the
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