Il 01/09/2013 11:17, Gleb Natapov ha scritto:
> This makes me think are there other places where gfn_to_hva() was
> used, but gfn_to_hva_prot() should have been?
> - kvm_host_page_size() looks incorrect. We never use huge page to map
>read only memory slots currently.
> -
Il 01/09/2013 11:17, Gleb Natapov ha scritto:
This makes me think are there other places where gfn_to_hva() was
used, but gfn_to_hva_prot() should have been?
- kvm_host_page_size() looks incorrect. We never use huge page to map
read only memory slots currently.
- kvm_handle_bad_page()
On Mon, Sep 02, 2013 at 05:58:41PM +0200, Paolo Bonzini wrote:
> Il 02/09/2013 12:11, Gleb Natapov ha scritto:
> >> >
> >> > Got it, thanks for your explanation.
> >> >
> >> > BTW, if you and Paolo are busy on other things, i am happy to fix these
> >> > issues. :)
> > I am busy with reviews
On Mon, Sep 02, 2013 at 05:56:07PM +0200, Paolo Bonzini wrote:
> Il 02/09/2013 12:07, Gleb Natapov ha scritto:
> > On Mon, Sep 02, 2013 at 06:00:39PM +0800, Xiao Guangrong wrote:
> >> On 09/02/2013 05:25 PM, Gleb Natapov wrote:
> >>> On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On Mon, Sep 02, 2013 at 06:00:08PM +0200, Paolo Bonzini wrote:
> Il 02/09/2013 11:25, Gleb Natapov ha scritto:
> > On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
> >> On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
> >>> Page tables in a read-only memory slot will currently cause a
Il 02/09/2013 11:25, Gleb Natapov ha scritto:
> On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
>> On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
>>> Page tables in a read-only memory slot will currently cause a triple
>>> fault because the page walker uses gfn_to_hva and it fails on
Il 02/09/2013 12:11, Gleb Natapov ha scritto:
>> >
>> > Got it, thanks for your explanation.
>> >
>> > BTW, if you and Paolo are busy on other things, i am happy to fix these
>> > issues. :)
> I am busy with reviews mostly :). If you are not to busy with lockless
> write protection then fine
Il 02/09/2013 12:07, Gleb Natapov ha scritto:
> On Mon, Sep 02, 2013 at 06:00:39PM +0800, Xiao Guangrong wrote:
>> On 09/02/2013 05:25 PM, Gleb Natapov wrote:
>>> On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
> Page tables in
On Mon, Sep 02, 2013 at 06:05:10PM +0800, Xiao Guangrong wrote:
> On 09/02/2013 05:49 PM, Gleb Natapov wrote:
> > On Mon, Sep 02, 2013 at 05:42:25PM +0800, Xiao Guangrong wrote:
> >> On 09/01/2013 05:17 PM, Gleb Natapov wrote:
> >>> On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
>
On Mon, Sep 02, 2013 at 06:00:39PM +0800, Xiao Guangrong wrote:
> On 09/02/2013 05:25 PM, Gleb Natapov wrote:
> > On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
> >> On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
> >>> Page tables in a read-only memory slot will currently cause a
On 09/02/2013 05:49 PM, Gleb Natapov wrote:
> On Mon, Sep 02, 2013 at 05:42:25PM +0800, Xiao Guangrong wrote:
>> On 09/01/2013 05:17 PM, Gleb Natapov wrote:
>>> On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
On 09/02/2013 05:25 PM, Gleb Natapov wrote:
> On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
>> On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
>>> Page tables in a read-only memory slot will currently cause a triple
>>> fault because the page walker uses gfn_to_hva and it fails on
On Mon, Sep 02, 2013 at 05:42:25PM +0800, Xiao Guangrong wrote:
> On 09/01/2013 05:17 PM, Gleb Natapov wrote:
> > On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
> >> Page tables in a read-only memory slot will currently cause a triple
> >> fault because the page walker uses
On 09/01/2013 05:17 PM, Gleb Natapov wrote:
> On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
>> Page tables in a read-only memory slot will currently cause a triple
>> fault because the page walker uses gfn_to_hva and it fails on such a slot.
>>
>> OVMF uses such a page table;
On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
> On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
> > Page tables in a read-only memory slot will currently cause a triple
> > fault because the page walker uses gfn_to_hva and it fails on such a slot.
> >
> > OVMF uses such a page
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
> Page tables in a read-only memory slot will currently cause a triple
> fault because the page walker uses gfn_to_hva and it fails on such a slot.
>
> OVMF uses such a page table; however, real hardware seems to be fine with
> that as long as the
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and it fails on such a slot.
OVMF uses such a page table; however, real hardware seems to be fine with
that as long as the
On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and it fails on such a slot.
OVMF uses such a page table;
On 09/01/2013 05:17 PM, Gleb Natapov wrote:
On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and it fails on such a slot.
OVMF uses such a page table; however, real
On Mon, Sep 02, 2013 at 05:42:25PM +0800, Xiao Guangrong wrote:
On 09/01/2013 05:17 PM, Gleb Natapov wrote:
On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and
On 09/02/2013 05:25 PM, Gleb Natapov wrote:
On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and it fails on such a
On 09/02/2013 05:49 PM, Gleb Natapov wrote:
On Mon, Sep 02, 2013 at 05:42:25PM +0800, Xiao Guangrong wrote:
On 09/01/2013 05:17 PM, Gleb Natapov wrote:
On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
fault
On Mon, Sep 02, 2013 at 06:00:39PM +0800, Xiao Guangrong wrote:
On 09/02/2013 05:25 PM, Gleb Natapov wrote:
On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
On Mon, Sep 02, 2013 at 06:05:10PM +0800, Xiao Guangrong wrote:
On 09/02/2013 05:49 PM, Gleb Natapov wrote:
On Mon, Sep 02, 2013 at 05:42:25PM +0800, Xiao Guangrong wrote:
On 09/01/2013 05:17 PM, Gleb Natapov wrote:
On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
Page
Il 02/09/2013 12:07, Gleb Natapov ha scritto:
On Mon, Sep 02, 2013 at 06:00:39PM +0800, Xiao Guangrong wrote:
On 09/02/2013 05:25 PM, Gleb Natapov wrote:
On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
Page tables in a read-only
Il 02/09/2013 12:11, Gleb Natapov ha scritto:
Got it, thanks for your explanation.
BTW, if you and Paolo are busy on other things, i am happy to fix these
issues. :)
I am busy with reviews mostly :). If you are not to busy with lockless
write protection then fine with me. Lest wait
Il 02/09/2013 11:25, Gleb Natapov ha scritto:
On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and it fails on such a
On Mon, Sep 02, 2013 at 06:00:08PM +0200, Paolo Bonzini wrote:
Il 02/09/2013 11:25, Gleb Natapov ha scritto:
On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On 08/30/2013 08:41 PM, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
On Mon, Sep 02, 2013 at 05:56:07PM +0200, Paolo Bonzini wrote:
Il 02/09/2013 12:07, Gleb Natapov ha scritto:
On Mon, Sep 02, 2013 at 06:00:39PM +0800, Xiao Guangrong wrote:
On 09/02/2013 05:25 PM, Gleb Natapov wrote:
On Mon, Sep 02, 2013 at 05:20:15PM +0800, Xiao Guangrong wrote:
On
On Mon, Sep 02, 2013 at 05:58:41PM +0200, Paolo Bonzini wrote:
Il 02/09/2013 12:11, Gleb Natapov ha scritto:
Got it, thanks for your explanation.
BTW, if you and Paolo are busy on other things, i am happy to fix these
issues. :)
I am busy with reviews mostly :). If you are not
On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
> Page tables in a read-only memory slot will currently cause a triple
> fault because the page walker uses gfn_to_hva and it fails on such a slot.
>
> OVMF uses such a page table; however, real hardware seems to be fine with
> that
On Fri, Aug 30, 2013 at 02:41:37PM +0200, Paolo Bonzini wrote:
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and it fails on such a slot.
OVMF uses such a page table; however, real hardware seems to be fine with
that as
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and it fails on such a slot.
OVMF uses such a page table; however, real hardware seems to be fine with
that as long as the accessed/dirty bits are set. Save whether the slot
is
Page tables in a read-only memory slot will currently cause a triple
fault because the page walker uses gfn_to_hva and it fails on such a slot.
OVMF uses such a page table; however, real hardware seems to be fine with
that as long as the accessed/dirty bits are set. Save whether the slot
is
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