Messages in this thread | | | Date | Tue, 26 May 2015 00:25:44 -0400 | From | Rik van Riel <> | Subject | Re: [FYI] tux3: Core changes |
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On 05/21/2015 03:53 PM, Daniel Phillips wrote: > On Wednesday, May 20, 2015 8:51:46 PM PDT, David Lang wrote: >> how do you prevent it from continuing to interact with the old version >> of the page and never see updates or have it's changes reflected on >> the current page? > > Why would it do that, and what would be surprising about it? Did > you have a specific case in mind?
After a get_page(), page_cache_get(), or other equivalent function, a piece of code has the expectation that it can continue using that page until after it has released the reference count.
This can be an arbitrarily long period of time.
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