Il 14/06/2013 09:36, Zhanghaoyu (A) ha scritto:
> __kvm_set_xcr function does the CPL check when set xcr. __kvm_set_xcr is
> called in two flows,
> one is invoked by guest, call stack shown as below,
> handle_xsetbv(or xsetbv_interception)
> kvm_set_xcr
> __kvm_set_xcr
> the other one is inv
Hi Marcelo, sorry for the late review.
Il 08/06/2013 04:00, Marcelo Tosatti ha scritto:
> kvmclock should not count while vm is paused, because:
>
> 1) if the vm is paused for long periods, timekeeping
> math can overflow while converting the (large) clocksource
> delta to nanoseconds.
>
> 2)
On Sun, 16 Jun 2013 17:57:22 +0200
Andreas Färber wrote:
> Change Monitor::mon_cpu to CPUState as well.
> In cpu_synchronize_all_states() use qemu_for_each_cpu() now.
>
> Reviewed-by: liguang
> Signed-off-by: Andreas Färber
> ---
> cpus.c | 8
> gdbstub.c
On Mon, Jun 17, 2013 at 08:11:03PM +0800, Xiao Guangrong wrote:
> On 06/11/2013 07:32 PM, Gleb Natapov wrote:
> > On Tue, May 21, 2013 at 03:52:12PM +0800, Xiao Guangrong wrote:
> >> On 05/19/2013 12:52 PM, Jun Nakajima wrote:
> >>> From: Nadav Har'El
> >>>
> >>> This is the first patch in a serie
>> __kvm_set_xcr function does the CPL check when set xcr. __kvm_set_xcr
>> is called in two flows, one is invoked by guest, call stack shown as
>> below, handle_xsetbv(or xsetbv_interception)
>> kvm_set_xcr
>> __kvm_set_xcr
>> the other one is invoked by host(QEMU), call stack shown as bel
On Thu, Jun 13, 2013 at 05:30:03PM +0800, 李春奇 wrote:
> Hi Gleb,
> I'm trying to solve these problems in the past days and meet many
> difficulties. You want to save all the general registers in calling
> insn_page, so registers should be saved to (save) in insn_page.
> Because all the instructions
On 06/18/2013 06:57 PM, Gleb Natapov wrote:
> On Mon, Jun 17, 2013 at 08:11:03PM +0800, Xiao Guangrong wrote:
>> On 06/11/2013 07:32 PM, Gleb Natapov wrote:
>>> On Tue, May 21, 2013 at 03:52:12PM +0800, Xiao Guangrong wrote:
On 05/19/2013 12:52 PM, Jun Nakajima wrote:
> From: Nadav Har'El
On Tue, Jun 18, 2013 at 08:51:25PM +0800, Xiao Guangrong wrote:
> On 06/18/2013 06:57 PM, Gleb Natapov wrote:
> > On Mon, Jun 17, 2013 at 08:11:03PM +0800, Xiao Guangrong wrote:
> >> On 06/11/2013 07:32 PM, Gleb Natapov wrote:
> >>> On Tue, May 21, 2013 at 03:52:12PM +0800, Xiao Guangrong wrote:
>
Am 11.06.2013 um 06:51 schrieb Christoffer Dall :
> Support creating the ARM VGIC device through the KVM_CREATE_DEVICE
> ioctl, which can then later be leveraged to use the
> KVM_{GET/SET}_DEVICE_ATTR, which is useful both for setting addresses in
> a more generic API than the ARM-specific one a
Am 11.06.2013 um 06:51 schrieb Christoffer Dall :
> Support setting the distributor and cpu interface base addresses in the
> VM physical address space through the KVM_{SET,GET}_DEVICE_ATTR API
> in addition the ARM specific API.
>
> This has the added benefit of being able to share more code i
Il 18/06/2013 14:39, Zhanghaoyu (A) ha scritto:
>> Applied to master, but check your setup because I had to do so manually.
>> Your patch has 2 tabs + 1 space for each indentation level (??), the file
>> only has one tab.
>>
>> This time the patch was pretty simple and may even be worth having in
On Tue, Jun 18, 2013 at 8:45 PM, Gleb Natapov wrote:
> On Thu, Jun 13, 2013 at 05:30:03PM +0800, 李春奇 wrote:
>> Hi Gleb,
>> I'm trying to solve these problems in the past days and meet many
>> difficulties. You want to save all the general registers in calling
>> insn_page, so registers should be
Il 04/06/2013 18:02, Bandan Das ha scritto:
> +static u64 kvm_get_platform_info(struct kvm_vcpu *vcpu)
> +{
> + u8 cpumodel;
> + u32 bclk;
> +
> + /*
> + * Programmable Ratio Limit for Turbo Mode (bit 28): 0
> + * Programmable TDC-TDP Limit for Turbo Mode (bit 29): 0
> +
Il 05/06/2013 10:42, Gleb Natapov ha scritto:
>> > These patches add an emulated MSR_PLATFORM_INFO that kvm guests
>> > can read as described in section 14.3.2.4 of the Intel SDM.
>> > The relevant changes and details are in [2/2]; [1/2] makes vendor_intel
>> > generic. There are atleat two known
Il 09/06/2013 14:27, Gleb Natapov ha scritto:
> On Sun, Jun 09, 2013 at 08:17:19PM +0800, Xiao Guangrong wrote:
>> On 06/09/2013 07:56 PM, Gleb Natapov wrote:
>>> On Sun, Jun 09, 2013 at 07:44:03PM +0800, Xiao Guangrong wrote:
On 06/09/2013 07:36 PM, Gleb Natapov wrote:
> On Sun, Jun 09, 2
On Tue, Jun 18, 2013 at 8:45 PM, Gleb Natapov wrote:
> On Thu, Jun 13, 2013 at 05:30:03PM +0800, 李春奇 wrote:
>> Hi Gleb,
>> I'm trying to solve these problems in the past days and meet many
>> difficulties. You want to save all the general registers in calling
>> insn_page, so registers should be
Il 07/06/2013 10:51, Xiao Guangrong ha scritto:
> Changelog:
> V3:
> All of these changes are from Gleb's review:
> 1) rename RET_MMIO_PF_EMU to RET_MMIO_PF_EMULATE.
> 2) smartly adjust kvm generation number in kvm_current_mmio_generatio()
> to avoid kvm_memslots->generation overflow.
>
On Tue, 2013-06-18 at 14:38 +1000, Benjamin Herrenschmidt wrote:
> On Mon, 2013-06-17 at 20:32 -0600, Alex Williamson wrote:
>
> > Right, we don't want to create dependencies across modules. I don't
> > have a vision for how this should work. This is effectively a complete
> > side-band to vfio,
Paolo Bonzini writes:
> Il 04/06/2013 18:02, Bandan Das ha scritto:
>> +static u64 kvm_get_platform_info(struct kvm_vcpu *vcpu)
>> +{
>> +u8 cpumodel;
>> +u32 bclk;
>> +
>> +/*
>> + * Programmable Ratio Limit for Turbo Mode (bit 28): 0
>> + * Programmable TDC-TDP Limit for Tur
On Tue, Jun 18, 2013 at 04:05:08PM +0200, Paolo Bonzini wrote:
> Il 05/06/2013 10:42, Gleb Natapov ha scritto:
> >> > These patches add an emulated MSR_PLATFORM_INFO that kvm guests
> >> > can read as described in section 14.3.2.4 of the Intel SDM.
> >> > The relevant changes and details are in [2
On Tue, Jun 18, 2013 at 04:13:02PM +0200, Paolo Bonzini wrote:
> Il 09/06/2013 14:27, Gleb Natapov ha scritto:
> > On Sun, Jun 09, 2013 at 08:17:19PM +0800, Xiao Guangrong wrote:
> >> On 06/09/2013 07:56 PM, Gleb Natapov wrote:
> >>> On Sun, Jun 09, 2013 at 07:44:03PM +0800, Xiao Guangrong wrote:
>
Gleb Natapov writes:
> On Tue, Jun 18, 2013 at 04:05:08PM +0200, Paolo Bonzini wrote:
>> Il 05/06/2013 10:42, Gleb Natapov ha scritto:
>> >> > These patches add an emulated MSR_PLATFORM_INFO that kvm guests
>> >> > can read as described in section 14.3.2.4 of the Intel SDM.
>> >> > The relevant
On Tue, Jun 18, 2013 at 11:29:27AM -0400, Bandan Das wrote:
> Gleb Natapov writes:
>
> > On Tue, Jun 18, 2013 at 04:05:08PM +0200, Paolo Bonzini wrote:
> >> Il 05/06/2013 10:42, Gleb Natapov ha scritto:
> >> >> > These patches add an emulated MSR_PLATFORM_INFO that kvm guests
> >> >> > can read a
On Tue, Jun 18, 2013 at 03:21:38PM +0200, Alexander Graf wrote:
>
>
> Am 11.06.2013 um 06:51 schrieb Christoffer Dall :
>
> > Support creating the ARM VGIC device through the KVM_CREATE_DEVICE
> > ioctl, which can then later be leveraged to use the
> > KVM_{GET/SET}_DEVICE_ATTR, which is useful
On Tue, Jun 18, 2013 at 03:25:04PM +0200, Alexander Graf wrote:
>
>
> Am 11.06.2013 um 06:51 schrieb Christoffer Dall :
>
> > Support setting the distributor and cpu interface base addresses in the
> > VM physical address space through the KVM_{SET,GET}_DEVICE_ATTR API
> > in addition the ARM sp
On Tue, Jun 18, 2013 at 10:28:59PM +0800, �??�?���? wrote:
> On Tue, Jun 18, 2013 at 8:45 PM, Gleb Natapov wrote:
> > On Thu, Jun 13, 2013 at 05:30:03PM +0800, 李春奇 wrote:
> >> Hi Gleb,
> >> I'm trying to solve these problems in the past days and meet many
> >> difficulties. You want to save all
On 18.06.2013, at 17:46, Christoffer Dall wrote:
> On Tue, Jun 18, 2013 at 03:25:04PM +0200, Alexander Graf wrote:
>>
>>
>> Am 11.06.2013 um 06:51 schrieb Christoffer Dall
>> :
>>
>>> Support setting the distributor and cpu interface base addresses in the
>>> VM physical address space through
On Tue, Jun 18, 2013 at 11:47 PM, Gleb Natapov wrote:
> On Tue, Jun 18, 2013 at 10:28:59PM +0800, Ê??Ê?•Â•? wrote:
>> On Tue, Jun 18, 2013 at 8:45 PM, Gleb Natapov wrote:
>> > On Thu, Jun 13, 2013 at 05:30:03PM +0800, 李春奇
>> > wrote:
>> >> Hi Gleb,
>> >> I'm trying to solve these problem
On Tue, Jun 18, 2013 at 11:56:24PM +0800, 李春奇 wrote:
> On Tue, Jun 18, 2013 at 11:47 PM, Gleb Natapov wrote:
> > On Tue, Jun 18, 2013 at 10:28:59PM +0800, Ê??Ê?•Â•?
> > wrote:
> >> On Tue, Jun 18, 2013 at 8:45 PM, Gleb Natapov wrote:
> >> > On Thu, Jun 13, 2013 at 05:30:03PM +0800, 李春奇
extern u8 insn_page[], insn_page_end[];
extern u8 test_insn[], test_insn_end[];
extern u8 alt_insn_page[];
asm(
".align 4096\n\t"
".global insn_page\n\t"
".global insn_page_end\n\t"
".global test_insn\n\t"
".global test_insn_end\n\t"
"insn_page:\n\t"
"ret \n\t"
"push %rax; push %rbx\n\t"
"push %
Am 17.06.2013 18:15, schrieb Paolo Bonzini:
> Il 16/06/2013 17:57, Andreas Färber ha scritto:
>> It no longer relies on CPUArchState since 20d695a.
>>
>> Reviewed-by: liguang
>> Signed-off-by: Andreas Färber
>> ---
>> hw/ppc/spapr_rtas.c | 2 +-
>> include/sysemu/kvm.h | 4 ++--
>> kvm-all.c
On 17.06.2013 18:07, Paolo Bonzini wrote:
> Il 16/06/2013 02:25, Stefan Pietsch ha scritto:
>> Bisecting leads to
>>
>> git bisect bad 378a8b099fc207ddcb91b19a8c1457667e0af398
>> git bisect good 007a3b547512d69f67ceb9641796d64552bd337e
>> git bisect good 1f3141e80b149e7215313dff29e9a0c47811b1d1
>>
Send code in a form of a patch.
On Wed, Jun 19, 2013 at 12:14:13AM +0800, 李春奇 wrote:
> extern u8 insn_page[], insn_page_end[];
> extern u8 test_insn[], test_insn_end[];
> extern u8 alt_insn_page[];
>
> asm(
> ".align 4096\n\t"
> ".global insn_page\n\t"
> ".global insn_page_end\n\t"
> ".global te
On Thu, May 30, 2013 at 12:40:19PM -0600, Alex Williamson wrote:
> PCIe ACS (Access Control Services) is the PCIe 2.0+ feature that
> allows us to control whether transactions are allowed to be redirected
> in various subnodes of a PCIe topology. For instance, if two
> endpoints are below a root p
On Tue, Jun 18, 2013 at 8:16 AM, Gleb Natapov wrote:
> On Tue, Jun 18, 2013 at 04:05:08PM +0200, Paolo Bonzini wrote:
>> Il 05/06/2013 10:42, Gleb Natapov ha scritto:
>> >> > These patches add an emulated MSR_PLATFORM_INFO that kvm guests
>> >> > can read as described in section 14.3.2.4 of the In
On Tue, 2013-06-18 at 11:28 -0600, Bjorn Helgaas wrote:
> On Thu, May 30, 2013 at 12:40:19PM -0600, Alex Williamson wrote:
> > PCIe ACS (Access Control Services) is the PCIe 2.0+ feature that
> > allows us to control whether transactions are allowed to be redirected
> > in various subnodes of a PCI
Hi there,
I am using a Ubuntu 12.04 x64 host to run a Windows 2008 RC2 guest and
I have noticed very puzzling behaviour inside the guest when invoking
QueryPerformanceCounter. Specifically the program below will
periodically show a 43 second offset between loop iterations despite
the fact that lo
On Tue, Jun 18, 2013 at 12:20 PM, Alex Williamson
wrote:
> On Tue, 2013-06-18 at 11:28 -0600, Bjorn Helgaas wrote:
>> On Thu, May 30, 2013 at 12:40:19PM -0600, Alex Williamson wrote:
>> > PCIe ACS (Access Control Services) is the PCIe 2.0+ feature that
>> > allows us to control whether transaction
On Tue, 2013-06-18 at 08:48 -0600, Alex Williamson wrote:
> On Tue, 2013-06-18 at 14:38 +1000, Benjamin Herrenschmidt wrote:
> > On Mon, 2013-06-17 at 20:32 -0600, Alex Williamson wrote:
> >
> > > Right, we don't want to create dependencies across modules. I don't
> > > have a vision for how this
On Sat, Jun 15, 2013 at 10:01:45PM +0400, Eugene Batalov wrote:
> Due to unintialized kvmclock read KVM guest is hanging on SMP boot stage.
> If unintialized memory contains fatal garbage then hang reproduction is 100%.
> Unintialized memory is allocated by memblock_alloc. So the garbage values
> d
On Mon, Jun 17, 2013 at 07:59:15PM +0800, Xiao Guangrong wrote:
> Sorry for the delay reply since i was on vacation.
>
> On 06/15/2013 10:22 AM, Takuya Yoshikawa wrote:
> > On Thu, 13 Jun 2013 21:08:21 -0300
> > Marcelo Tosatti wrote:
> >
> >> On Fri, Jun 07, 2013 at 04:51:22PM +0800, Xiao Guang
On Tue, 2013-06-18 at 15:31 -0600, Bjorn Helgaas wrote:
> On Tue, Jun 18, 2013 at 12:20 PM, Alex Williamson
> wrote:
> > On Tue, 2013-06-18 at 11:28 -0600, Bjorn Helgaas wrote:
> >> On Thu, May 30, 2013 at 12:40:19PM -0600, Alex Williamson wrote:
> >> > PCIe ACS (Access Control Services) is the PC
On 06/18/2013 06:22 PM, Alex Williamson wrote:
On Tue, 2013-06-18 at 15:31 -0600, Bjorn Helgaas wrote:
On Tue, Jun 18, 2013 at 12:20 PM, Alex Williamson
wrote:
On Tue, 2013-06-18 at 11:28 -0600, Bjorn Helgaas wrote:
On Thu, May 30, 2013 at 12:40:19PM -0600, Alex Williamson wrote:
PCIe ACS (
v2: remove unnecessary runstate_is_running() usage (Paolo)
--
kvmclock should not count while vm is paused, because:
1) if the vm is paused for long periods, timekeeping
math can overflow while converting the (large) clocksource
delta to nanoseconds.
2) Users rely on CLOCK_MONOTONIC to count r
On Tue, Jun 18, 2013 at 11:02:27AM +0200, Paolo Bonzini wrote:
> Hi Marcelo, sorry for the late review.
>
> Il 08/06/2013 04:00, Marcelo Tosatti ha scritto:
> > kvmclock should not count while vm is paused, because:
> >
> > 1) if the vm is paused for long periods, timekeeping
> > math can overfl
On Wed, Jun 19, 2013 at 12:44 AM, Gleb Natapov wrote:
> Send code in a form of a patch.
>
> On Wed, Jun 19, 2013 at 12:14:13AM +0800, 李春奇 wrote:
>> extern u8 insn_page[], insn_page_end[];
>> extern u8 test_insn[], test_insn_end[];
>> extern u8 alt_insn_page[];
>>
>> asm(
>> ".align 4096\n\t"
>> "
Signed-off-by: Alexey Kardashevskiy
---
Documentation/virtual/kvm/api.txt |8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/Documentation/virtual/kvm/api.txt
b/Documentation/virtual/kvm/api.txt
index 5f91eda..6365fef 100644
--- a/Documentation/virtual/kvm/api.txt
+++
On 06/18/2013 10:26 PM, Paolo Bonzini wrote:
> Il 07/06/2013 10:51, Xiao Guangrong ha scritto:
>> Changelog:
>> V3:
>> All of these changes are from Gleb's review:
>> 1) rename RET_MMIO_PF_EMU to RET_MMIO_PF_EMULATE.
>> 2) smartly adjust kvm generation number in kvm_current_mmio_generatio()
>
On Tue, Jun 18, 2013 at 5:03 PM, Don Dutile wrote:
> On 06/18/2013 06:22 PM, Alex Williamson wrote:
>>
>> On Tue, 2013-06-18 at 15:31 -0600, Bjorn Helgaas wrote:
>>>
>>> On Tue, Jun 18, 2013 at 12:20 PM, Alex Williamson
>>> wrote:
On Tue, 2013-06-18 at 11:28 -0600, Bjorn Helgaas wrote:
On 06/16/2013 02:39 PM, Benjamin Herrenschmidt wrote:
>> static pte_t kvmppc_lookup_pte(pgd_t *pgdir, unsigned long hva, bool
>> writing,
>> -unsigned long *pte_sizep)
>> +unsigned long *pte_sizep, bool do_get_page)
>> {
>> pte_t *ptep;
>> unsign
Alex Williamson writes:
> On Mon, 2013-06-17 at 13:56 +1000, Benjamin Herrenschmidt wrote:
>> On Sun, 2013-06-16 at 21:13 -0600, Alex Williamson wrote:
>>
>> > IOMMU groups themselves don't provide security, they're accessed by
>> > interfaces like VFIO, which provide the security. Given a brief
On Wed, 2013-06-19 at 13:05 +0930, Rusty Russell wrote:
> symbol_get() won't try to load a module; it'll just fail. This is what
> you want, since they must have vfio in the kernel to get a valid fd...
Ok, cool. I suppose what we want here Alexey is slightly higher level,
something like:
https://bugzilla.kernel.org/show_bug.cgi?id=59891
Summary: Unrecoverable Kernel Panic, in Virtio Net in memcpy(),
Complete system lockup.
Product: Virtualization
Version: unspecified
Kernel Version: 3.9+
Platform: All
OS/Ve
https://bugzilla.kernel.org/show_bug.cgi?id=59891
--- Comment #1 from Matthew Grant 2013-06-19
05:51:59 ---
Created an attachment (id=105301)
--> (https://bugzilla.kernel.org/attachment.cgi?id=105301)
JPEG picture of screen dump
Screen dump picture.
Can't get serial console output, or ca
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