ACK: [RESEND][PULL][Regression][SRU Cosmic] Fix kdump for arm64 GICv3 platforms

[Colin Ian King]

On 10/01/2019 20:04, dann frazier wrote:
> Since last-commit for this cycle is tomorrow, I thought I'd reping
> about this one from early Dec. Note I did send a v2 for Disco, but it
> wasn't necessary for Cosmic, as it did not have the same v1 issue. I
> also verified that this series still applies on top of current cosmic.
> 
> BugLink: https://bugs.launchpad.net/bugs/1806766
> 
> This required a little bit more backporting than Disco, but all pretty
> straightforward. Details are in the associated s-o-b sections.
> 
> The following changes since commit a2e993524ff91e4ceb2bd577f20b5f150b9f3ade:
> 
>   UBUNTU: [Packaging] buildinfo -- add buildinfo support to getabis (2018-12-04 18:58:27 +0100)
> 
> are available in the Git repository at:
> 
>   git://git.launchpad.net/~dannf/ubuntu/+source/linux/+git/linux d05-kdump-c
> 
> for you to fetch changes up to 00dcb574b43fce7285e89972d6b4ecb292d5db9c:
> 
>   efi: Prevent GICv3 WARN() by mapping the memreserve table before first use (2018-12-05 08:49:32 -0700)
> 
> ----------------------------------------------------------------
> Ard Biesheuvel (7):
>       efi: honour memory reservations passed via a linux specific config table
>       efi/arm: libstub: add a root memreserve config table
>       efi: add API to reserve memory persistently across kexec reboot
>       arm64: memblock: don't permit memblock resizing until linear mapping is up
>       efi/arm: Defer persistent reservations until after paging_init()
>       efi: Permit calling efi_mem_reserve_persistent() from atomic context
>       efi: Prevent GICv3 WARN() by mapping the memreserve table before first use
> 
> Marc Zyngier (10):
>       irqchip/gic-v3-its: Change initialization ordering for LPIs
>       irqchip/gic-v3-its: Simplify LPI_PENDBASE_SZ usage
>       irqchip/gic-v3-its: Split property table clearing from allocation
>       irqchip/gic-v3-its: Move pending table allocation to init time
>       irqchip/gic-v3-its: Keep track of property table's PA and VA
>       irqchip/gic-v3-its: Allow use of pre-programmed LPI tables
>       irqchip/gic-v3-its: Use pre-programmed redistributor tables with kdump kernels
>       irqchip/gic-v3-its: Check that all RDs have the same property table
>       irqchip/gic-v3-its: Register LPI tables with EFI config table
>       irqchip/gic-v3-its: Allow use of LPI tables in reserved memory
> 
>  arch/arm64/kernel/setup.c               |   1 +
>  arch/arm64/mm/init.c                    |   2 -
>  arch/arm64/mm/mmu.c                     |   2 +
>  drivers/firmware/efi/efi.c              |  86 ++++++++++-
>  drivers/firmware/efi/libstub/arm-stub.c |  30 ++++
>  drivers/irqchip/irq-gic-v3-its.c        | 245 +++++++++++++++++++++++++-------
>  drivers/irqchip/irq-gic-v3.c            |  20 +--
>  include/linux/efi.h                     |  16 +++
>  include/linux/irqchip/arm-gic-v3.h      |   4 +-
>  9 files changed, 340 insertions(+), 66 deletions(-)
> 

Thanks Dann, looks good.

Acked-by: Colin Ian King <colin.king at canonical.com>