[PATCH v4 0/3] arm64: EFI stub isolation
catalin.marinas at arm.com
Mon Oct 12 08:30:02 PDT 2015
On Sat, Oct 10, 2015 at 11:40:51PM +0100, Matt Fleming wrote:
> On Thu, 08 Oct, at 08:02:01PM, Ard Biesheuvel wrote:
> > We need to ensure that the EFI stub only uses parts of the kernel proper
> > that are safe to use when the kernel virtual mapping is not active yet.
> > So move all C code dependencies to the libstub, which is built with all
> > instrumentation (gcov, kasan) disabled, and do a verification pass to
> > ensure that no absolute relocations are used.
> > On the arm64 side, annotate all the stub's dependencies as safe for PI
> > (position independent
> > @Matt: if you are OK with these, may we please have your ack on patches #1 and
> > #2 so that Catalin can pick up the series? Thanks.
> I assumed you meant PATCH 1 and PATCH 3. If so, yeah, these look fine
> to be taken through Catalin's tree.
Thanks for the review. Patches queued for 4.4.
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