GIT PULL] arm64 fixes for -rc4

From: Will Deacon
Date: Fri Nov 13 2020 - 07:39:43 EST


Hi Linus,

Please can you pull these arm64 fixes for -rc4? It's all fairly simple
and there's a summary in the tag; Paul has reviewed the trivial RCU change.

The main issue remaining at this stage is the ongoing irqtracing problem
[1]. People are working on it, but no patches yet.

Cheers,

Will

[1] https://lore.kernel.org/r/20201103171153.GA46833@C02TD0UTHF1T.local

--->8


The following changes since commit 108aa503657ee2fe8aa071dc620d96372c252ecd:

arm64: kexec_file: try more regions if loading segments fails (2020-11-05 21:48:05 +0000)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git tags/arm64-fixes

for you to fetch changes up to 23c216416056148136bdaf0cdd18caf4904bb6e1:

arm64: cpu_errata: Apply Erratum 845719 to KRYO2XX Silver (2020-11-13 09:47:08 +0000)

----------------------------------------------------------------
arm64 fixes for -rc4

- Spectre/Meltdown safelisting for some Qualcomm KRYO cores

- Fix RCU splat when failing to online a CPU due to a feature mismatch

- Fix a recently introduced sparse warning in kexec()

- Fix handling of CPU erratum 1418040 for late CPUs

- Ensure hot-added memory falls within linear-mapped region

----------------------------------------------------------------
Anshuman Khandual (1):
arm64/mm: Validate hotplug range before creating linear mapping

Konrad Dybcio (4):
arm64: Add MIDR value for KRYO2XX gold/silver CPU cores
arm64: kpti: Add KRYO2XX gold/silver CPU cores to kpti safelist
arm64: proton-pack: Add KRYO2XX silver CPUs to spectre-v2 safe-list
arm64: cpu_errata: Apply Erratum 845719 to KRYO2XX Silver

Will Deacon (4):
arm64: errata: Fix handling of 1418040 with late CPU onlining
arm64: kexec_file: Fix sparse warning
arm64: psci: Avoid printing in cpu_psci_cpu_die()
arm64: smp: Tell RCU about CPUs that fail to come online

arch/arm64/include/asm/cpufeature.h | 2 ++
arch/arm64/include/asm/cputype.h | 4 ++++
arch/arm64/kernel/cpu_errata.c | 2 ++
arch/arm64/kernel/cpufeature.c | 2 ++
arch/arm64/kernel/kexec_image.c | 2 +-
arch/arm64/kernel/process.c | 5 ++---
arch/arm64/kernel/proton-pack.c | 1 +
arch/arm64/kernel/psci.c | 5 +----
arch/arm64/kernel/smp.c | 1 +
arch/arm64/mm/mmu.c | 17 +++++++++++++++++
kernel/rcu/tree.c | 2 +-
11 files changed, 34 insertions(+), 9 deletions(-)