Re: [PATCH v3 00/11] mm: Hardened usercopy
From: Rik van Riel
Date: Wed Jul 20 2016 - 12:22:37 EST
On Wed, 2016-07-20 at 16:02 +0000, David Laight wrote:
> From: Kees Cook
> > Sent: 20 July 2016 16:32
> > Yup: that's exactly what it's doing: walking up the stack. :)
> Remind me to make sure all our customers run kernels with it
You want a single copy_from_user to write to data in
multiple stack frames?
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