[PATCH 0/3 v2] arm64/efi: improve TEXT_OFFSET handling

[Leif Lindholm]

On Wed, Jul 30, 2014 at 12:59:01PM +0200, Ard Biesheuvel wrote:
> Resending this series sent out yesterday with only minor changes and acks etc
> added.
> 
> In summary: patch #3 relaxes the requirements imposed by the EFI stub on where
> Image may be loaded, but this breaks APM Mustang (if booting via UEFI) if patch
> #1 does not go in first. Patch #2 prevents potential boot issues when Image is
> loaded such that the stub does not have to relocate it.
> 
> @Will: as discussed on the list yesterday, these patches should be kept in
> sequence when going upstream, so it is best to take them through a single tree.
> However, patch #3 will not apply cleanly to the arm64 tree until after 3.16-rc1
> is released as it depends on a trivial change going in through x86/tip [efi].
> [https://git.kernel.org/cgit/linux/kernel/git/mfleming/efi.git/commit/?h=next&id=6091c9c447370c4717ec9975813c874af490eb36]
> 
> If you are ok with these patches, how would you like to proceed? Patches #1 and
> #2 could go in straight away (through arm64), and I can send Catalin and you a
> gentle reminder once -rc1 is released to take #3? Or instead, ack them and ask
> Matt to queue them for 3.17-late? It would be nice if this makes 3.17 as it
> fixes actual boot problems on hardware that is under development.
> 
> Changes in v2:
> - add (__force void *) cast to patch #1, as suggested in LAKML discussion
> - add tested-by/acked-by lines
> - rebased patch #3 onto efi-next
> 
> Mark Rutland (1):
>   arm64: spin-table: handle unmapped cpu-release-addrs
> 
> Ard Biesheuvel (2):
>   arm64/efi: efistub: cover entire static mem footprint in PE/COFF .text
>   arm64/efi: efistub: don't abort if base of DRAM is occupied
> 
>  arch/arm64/kernel/efi-stub.c       | 18 ++++++------------
>  arch/arm64/kernel/head.S           |  6 +++---
>  arch/arm64/kernel/smp_spin_table.c | 21 ++++++++++++++++-----
>  3 files changed, 25 insertions(+), 20 deletions(-)
> 
> -- 
> 1.8.3.2

Since this set fixes two separate bugs on actual hardware platforms,
for the entire set - for what it's worth:
Acked-by: Leif Lindholm <leif.lindholm at linaro.org>
Tested-by: Leif Lindholm <leif.lindholm at linaro.org>

/
    Leif