diff options
author | Suzuki K Poulose <suzuki.poulose@arm.com> | 2018-10-09 14:47:07 +0100 |
---|---|---|
committer | Catalin Marinas <catalin.marinas@arm.com> | 2018-10-16 11:53:34 +0100 |
commit | 4afe8e79da920bdf6698b01bc668fffc6758f37b (patch) | |
tree | d2c1918b8acb95d4b5b36c103c82057cac9cd4a1 /arch/arm64/mm | |
parent | 1602df02f33f61fe0de1bbfeba0d1c97c14bff19 (diff) | |
download | linux-4afe8e79da920bdf6698b01bc668fffc6758f37b.tar.bz2 |
arm64: cpufeature: Trap CTR_EL0 access only where it is necessary
When there is a mismatch in the CTR_EL0 field, we trap
access to CTR from EL0 on all CPUs to expose the safe
value. However, we could skip trapping on a CPU which
matches the safe value.
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/mm')
0 files changed, 0 insertions, 0 deletions