linux-kernel - Re: [PATCH v2 3/4] PM / Hibernate: fix SANITIZE_FREED

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Date:	Tue, 5 May 2015 14:41:37 +0200
From:	Anisse Astier <anisse@...ier.eu>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:	PaX Team <pageexec@...email.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mel Gorman <mgorman@...e.de>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	David Rientjes <rientjes@...gle.com>,
	Alan Cox <gnomes@...rguk.ukuu.org.uk>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Brad Spengler <spender@...ecurity.net>,
	Kees Cook <keescook@...omium.org>,
	Andi Kleen <andi@...stfloor.org>, linux-mm@...ck.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Pavel Machek <pavel@....cz>,
	Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: [PATCH v2 3/4] PM / Hibernate: fix SANITIZE_FREED_PAGES

On Tue, May 5, 2015 at 12:29 AM, Rafael J. Wysocki <rjw@...ysocki.net> wrote:
> I haven't seen it, for one, and I'm wondering why the "clearing" cannot be done
> at the swsusp_free() time?

Because the validity of the free pages bitmap is short-lived since
device resume code might do some allocations.

>
> In any case, please CC hibernation-related patches and discussions thereof to
> linux-pm@...r.kernel.org.

Thanks, I had to forget something when sending this series :-/ ; I'm
preparing v3 that will be sent to linux-pm too.

Regards,

Anisse
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