On Tuesday 18 December 2007 16:30:08 Avi Kivity wrote:
> Rusty Russell wrote:
> > Yes, I pondered this when I wrote the code. On the one hand, it's a
> > low-probability pathological corner case, on the other, your patch
> > reduces the number of timer reprograms in the normal case.
>
> One th
On Friday 14 December 2007 05:30:31 Christian Borntraeger wrote:
> Rusty, if you decide to apply my patch, there is one downside: The
> debugging code in virtio_ring sometimes triggers with a false positive:
>
> try_fill_recv calls vring_kick. Here we do a notify to the host. This might
> cause an
On Friday 14 December 2007 23:12:05 Christian Borntraeger wrote:
> Rusty, Anthony, Dor,
>
> I need your brain power :-)
>
> On smp guests I have seen a problem with virtio (the version in curent
> Avi's git) which do not occur on single processor guests:
>
> kernel BUG at /space/kvm/drivers/virtio/
Rusty Russell wrote:
> On Wednesday 12 December 2007 23:54:00 Dor Laor wrote:
>
>> commit 763769621d271d92204ed27552d75448587c1ac0
>> Author: Dor Laor <[EMAIL PROTECTED]>
>> Date: Wed Dec 12 14:52:00 2007 +0200
>>
>> [virtio-net][PATCH] Don't arm tx hrtimer with a constant 50us each
>> tra
--
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Hollis Blanchard wrote:
> On Fri, 2007-12-14 at 14:15 +0800, Zhang Wei wrote:
>>> Hollis Blanchard wrote:
On Thu, 2007-12-13 at 18:14 +0800, Zhang Wei wrote:
>> From: Hollis Blanchard [mailto:[EMAIL PROTECTED]
We haven't touched the "hack" code recently, since we've been
On Fri, 2007-12-14 at 10:07 +0100, Christian Ehrhardt wrote:
>
> Hollis Blanchard wrote:
> > A comment to explain why the icache needs flushing only in the KVM
> case
> > would be useful. Other than that I'm fine with it.
> >
> > Signed-off-by: Hollis Blanchard <[EMAIL PROTECTED]>
> AFAIK Plain q
>Dong, Eddie wrote:
>> host side TLB flush can be merged together if multiple
>> spte need to be write-protected.
>>
>> Signed-off-by: Yaozu (Eddie) Dong <[EMAIL PROTECTED]>
>>
>> diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
>> index 92ac0d1..749db46 100644
>> --- a/drivers/kvm/mmu.c
>> +++ b
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On Wednesday 12 December 2007 23:54:00 Dor Laor wrote:
> commit 763769621d271d92204ed27552d75448587c1ac0
> Author: Dor Laor <[EMAIL PROTECTED]>
> Date: Wed Dec 12 14:52:00 2007 +0200
>
> [virtio-net][PATCH] Don't arm tx hrtimer with a constant 50us each
> transmit
>
> The current start_xm
Dong, Eddie wrote:
> host side TLB flush can be merged together if multiple
> spte need to be write-protected.
>
> Signed-off-by: Yaozu (Eddie) Dong <[EMAIL PROTECTED]>
>
> diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
> index 92ac0d1..749db46 100644
> --- a/drivers/kvm/mmu.c
> +++ b/drivers/k
Dor Laor wrote:
> Cam Macdonell wrote:
>> Dor Laor wrote:
>>> Christian Borntraeger wrote:
Am Mittwoch, 12. Dezember 2007 schrieb Dor Laor:
> Christian Borntraeger wrote:
>> Am Mittwoch, 12. Dezember 2007 schrieb Dor Laor:
>>> --- a/drivers/net/virtio_net.c
>>> +++ b/drivers/ne
host side TLB flush can be merged together if multiple
spte need to be write-protected.
Signed-off-by: Yaozu (Eddie) Dong <[EMAIL PROTECTED]>
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
index 92ac0d1..749db46 100644
--- a/drivers/kvm/mmu.c
+++ b/drivers/kvm/mmu.c
@@ -524,9 +524,9 @@ stati
On 17-12-07 19:14, linux-os (Dick Johnson) wrote:
> Attached is a patch that changes the outs to ins on port 0x80.
No, that isn't useful. Only a write is "guaranteed" to make ISA/LPC meaning
the timing for a read varies wildly. See the in/out cycles results posted
earlier. Was also reading the
On Fri, 14 Dec 2007, David P. Reed wrote:
> Avi Kivity wrote:
>> kvm will forward a virtual machine's writes to port 0x80 to the real
>> port. The reason is that the write is much faster than exiting and
>> emulating it; the difference is measurable when compiling kernels.
>>
>> Now if the cause
I had problems getting kvm-intel to work on a Toshiba Portege M400, as
the BIOS clearly stated virtualization was enabled, but KVM stated it
was not. I got errors like:
FATAL: Error inserting kvm_intel
(/lib/modules/2.6.22.10/extra/kvm-intel.ko): Operation not supported
kvm: disabled by bios
Or t
Zhang, Xiantao wrote:
> I don't think this is a issue. Since this makefile is located at
> arch/{$arch}/kvm. So, you can choose to include it or not.
> That is, you can define your own common objs.
Ah :-). Thanks for the explanation.
--
Carsten Otte wrote:
> Avi Kivity wrote:
>> Zhang, Xiantao wrote:
>>> common-objs = $(addprefix ../../../virt/kvm/, kvm_main.o)
>>> +common-objs += $(addprefix ../../../virt/kvm/, ioapic.o)
>>>
>>
>> Just add ioapic.o behind kvm_main.o; it's a list.
> But this is'nt really common since ppc and s3
Avi Kivity wrote:
> Zhang, Xiantao wrote:
>> common-objs = $(addprefix ../../../virt/kvm/, kvm_main.o)
>> +common-objs += $(addprefix ../../../virt/kvm/, ioapic.o)
>>
>
> Just add ioapic.o behind kvm_main.o; it's a list.
But this is'nt really common since ppc and s390 won't have it. How are
w
hi,
in the function kvm_init_msr_list(), when will it be true that (j < i) ?
in x86.c
the function kvm_arch_init() in x68.c, would it not make sense,
to put the call to kvm_mmu_module_init() and kvm_init_msr_list after
the 3 checks if kvm is already possible on this machine, or is
that
Zhang, Xiantao wrote:
> Attached.
> From: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
> Date: Mon, 17 Dec 2007 20:27:27 +0800
> Subject: [PATCH] kvm: make ioapic structure in irqchip seen by ia64
>
> IA64 also needs to see ioapic structure in irqchip.
>
Applied, thanks.
--
error compiling committe
Attached.
From: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
Date: Mon, 17 Dec 2007 20:27:27 +0800
Subject: [PATCH] kvm: make ioapic structure in irqchip seen by ia64
IA64 also needs to see ioapic structure in irqchip.
Signed-off-by: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
---
include/linux/kvm.h |2 +
Zhang, Xiantao wrote:
> From: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
> Date: Mon, 17 Dec 2007 20:27:27 +0800
> Subject: [PATCH] kvm: make ioapic structure in irqchip seen by ia64
>
> IA64 also needs to see ioapic structure in irqchip.
>
Patch doesn't apply due to whitespace corruption.
--
err
From: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
Date: Mon, 17 Dec 2007 20:27:27 +0800
Subject: [PATCH] kvm: make ioapic structure in irqchip seen by ia64
IA64 also needs to see ioapic structure in irqchip.
Signed-off-by: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
---
include/linux/kvm.h |2 ++
1 files
Zhang, Xiantao wrote:
> From: Zhang Xiantao <[EMAIL PROTECTED]>
> Date: Mon, 17 Dec 2007 16:43:24 +0800
> Subject: [PATCH] kvm: qemu: No reason to disallow (phys_ram_alloc_offset
> + size) = phys_ram_size
>
> No reason to disallow (phys_ram_alloc_offset + size) = phys_ram_size.
>
Applied, thanks
Zhang, Xiantao wrote:
> According to Avi's comments, Updated the patches.
> [1/3] Create ioapic.h and lapic.h to hold their declarations.
> [2/3] Moving ioapic{.h,.c} back to common directory.
> [3/3] Moving out kvm_vcpu_kick from irq.c
>
Applied all, thanks.
--
error compiling committee.
From: Zhang Xiantao <[EMAIL PROTECTED]>
Date: Mon, 17 Dec 2007 16:43:24 +0800
Subject: [PATCH] kvm: qemu: No reason to disallow (phys_ram_alloc_offset
+ size) = phys_ram_size
No reason to disallow (phys_ram_alloc_offset + size) = phys_ram_size.
Signed-off-by: Zhang Xiantao <[EMAIL PROTECTED]>
---
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