Messages in this thread | | | Subject | Re: [PATCH V2] MCE: fix an error of mce_bad_pages statistics | From | Simon Jeons <> | Date | Mon, 10 Dec 2012 19:49:00 -0600 |
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On Mon, 2012-12-10 at 16:38 +0100, Andi Kleen wrote: > > It is another topic, I mean since the page is poisoned, so why not isolate it > > from page buddy alocator in soft_offline_page() rather than in check_new_page(). > > I find soft_offline_page() only migrate the page and mark HWPoison, the poisoned > > page is still managed by page buddy alocator. > > Doing it in check_new_page is the only way if the page is currently > allocated by someone. Since that's not uncommon it's simplest to always > do it this way.
Hi Andi,
IIUC, soft offlining will isolate and migrate hwpoisoned page, and this page will not be accessed by memory management subsystem until unpoison, correct?
-Simon
> > -Andi >
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