> On Jul 24, 2019, at 2:17 AM, Oleg Nesterov <[email protected]> wrote:
>
> On 07/24, Oleg Nesterov wrote:
>>
>> On 07/24, Song Liu wrote:
>>>
>>> This patch allows uprobe to use original page when possible (all uprobes
>>> on the page are already removed).
>>
>> and only if the original page is already in the page cache and uptodate,
>> right?
>>
>> another reason why I think unmap makes more sense... but I won't argue.
>
> but somehow I forgot we need to read the original page anyway to check
> pages_identical(), so unmap is not really better, please forget.
>
Yeah, I was trying to explain this. :)
Thanks for your feedbacks.
Song
