On Wed, 8 Feb 2012 14:38:07 -0200
Marcelo Tosatti wrote:
> Please don't forget the invalidate_page fix.
I will send in a few days.
Takuya
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On Sun, Feb 05, 2012 at 08:42:41PM +0900, Takuya Yoshikawa wrote:
> From: Takuya Yoshikawa
>
> This patch fixes a race introduced by:
>
> commit 95d4c16ce78cb6b7549a09159c409d52ddd18dae
> KVM: Optimize dirty logging by rmap_write_protect()
>
> During protecting pages for dirty logging, othe
On 02/06/2012 07:12 AM, Takuya Yoshikawa wrote:
> (2012/02/06 14:02), Xiao Guangrong wrote:
>
>> I am worrying if other paths(such as like
>> kvm_mmu_notifier_invalidate_page)
>> which unmap/modify writeable ptes and flush TLBs out of mmu lock have
>> the
>> same problem?
>>
>
> Yes, I think so ...
(2012/02/06 14:02), Xiao Guangrong wrote:
I am worrying if other paths(such as like kvm_mmu_notifier_invalidate_page)
which unmap/modify writeable ptes and flush TLBs out of mmu lock have the
same problem?
Yes, I think so ... (long standing bug?)
Let's ask Avi if he prefers to fix it separat
On 02/06/2012 11:53 AM, Xiao Guangrong wrote:
> On 02/06/2012 11:46 AM, Takuya Yoshikawa wrote:
>
>> (2012/02/06 12:40), Xiao Guangrong wrote:
>>> On 02/05/2012 07:42 PM, Takuya Yoshikawa wrote:
>>>
From: Takuya Yoshikawa
This patch fixes a race introduced by:
commit 9
On 02/06/2012 11:46 AM, Takuya Yoshikawa wrote:
> (2012/02/06 12:40), Xiao Guangrong wrote:
>> On 02/05/2012 07:42 PM, Takuya Yoshikawa wrote:
>>
>>> From: Takuya Yoshikawa
>>>
>>> This patch fixes a race introduced by:
>>>
>>>commit 95d4c16ce78cb6b7549a09159c409d52ddd18dae
>>>KVM: Optimiz
(2012/02/06 12:40), Xiao Guangrong wrote:
On 02/05/2012 07:42 PM, Takuya Yoshikawa wrote:
From: Takuya Yoshikawa
This patch fixes a race introduced by:
commit 95d4c16ce78cb6b7549a09159c409d52ddd18dae
KVM: Optimize dirty logging by rmap_write_protect()
During protecting pages for dirty
On 02/05/2012 07:42 PM, Takuya Yoshikawa wrote:
> From: Takuya Yoshikawa
>
> This patch fixes a race introduced by:
>
> commit 95d4c16ce78cb6b7549a09159c409d52ddd18dae
> KVM: Optimize dirty logging by rmap_write_protect()
>
> During protecting pages for dirty logging, other threads may als
From: Takuya Yoshikawa
This patch fixes a race introduced by:
commit 95d4c16ce78cb6b7549a09159c409d52ddd18dae
KVM: Optimize dirty logging by rmap_write_protect()
During protecting pages for dirty logging, other threads may also try
to protect a page in mmu_sync_children() or kvm_mmu_get_pag
