[PULL] arm64 pre-requisite patches for timer workarounds

From: Marc Zyngier
Date: Fri Apr 07 2017 - 09:45:41 EST


Hi Catalin,

Please find below the pull request for the patches forming the base of
my errata workaround series. I expect Daniel to pull the full series
via his tree.

Thanks,

M.

The following changes since commit 97da3854c526d3a6ee05c849c96e48d21527606c:

Linux 4.11-rc3 (2017-03-19 19:09:39 -0700)

are available in the git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git tags/arch-timer-errata-prereq

for you to fetch changes up to eeb1efbcb83c0cfe6d567abbacd675bbddf3d658:

arm64: cpu_errata: Add capability to advertise Cortex-A73 erratum 858921 (2017-04-07 11:22:08 +0100)

----------------------------------------------------------------
Pre-requisites for the arch timer errata workarounds:

- Allow checking of a CPU-local erratum
- Add CNTVCT_EL0 trap handler
- Define Cortex-A73 MIDR
- Allow an erratum to be match for all revisions of a core
- Add capability to advertise Cortex-A73 erratum 858921

----------------------------------------------------------------
Marc Zyngier (5):
arm64: Allow checking of a CPU-local erratum
arm64: Add CNTVCT_EL0 trap handler
arm64: Define Cortex-A73 MIDR
arm64: cpu_errata: Allow an erratum to be match for all revisions of a core
arm64: cpu_errata: Add capability to advertise Cortex-A73 erratum 858921

Documentation/arm64/silicon-errata.txt | 1 +
arch/arm64/include/asm/cpucaps.h | 3 ++-
arch/arm64/include/asm/cputype.h | 2 ++
arch/arm64/include/asm/esr.h | 2 ++
arch/arm64/kernel/cpu_errata.c | 15 +++++++++++++++
arch/arm64/kernel/cpufeature.c | 13 +++++++++++--
arch/arm64/kernel/traps.c | 14 ++++++++++++++
7 files changed, 47 insertions(+), 3 deletions(-)