Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH v2 3/4] PM / Hibernate: fix SANITIZE_FREED_PAGES | Date | Tue, 05 May 2015 00:29:10 +0200 |
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On Monday, May 04, 2015 11:50:13 PM PaX Team wrote: > On 4 May 2015 at 23:16, Anisse Astier wrote: > > > SANITIZE_FREED_PAGES feature relies on having all pages going through > > the free_pages_prepare path in order to be cleared before being used. In > > the hibernate use case, pages will automagically appear in the system > > without being cleared. > > is this based on debugging/code reading/discussions with hibernation folks > (i see none of them on CC, added them now) or is it just a brute force attempt > to fix the symptoms? if the former, it'd be nice to share some more details > and have Acks from the code owners.
I haven't seen it, for one, and I'm wondering why the "clearing" cannot be done at the swsusp_free() time?
In any case, please CC hibernation-related patches and discussions thereof to linux-pm@vger.kernel.org.
Thanks!
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