UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

KVM: arm64: Enable Cortex-A510 erratum 2077057 by default 

The recently added configuration option for Cortex A510 erratum 2077057 does
not have a "default y" unlike other errata fixes. This appears to simply be
an oversight since the help text suggests enabling the option if unsure and
there's nothing in the commit log to suggest it is intentional.

Fixes: 1dd498e5e2 ("KVM: arm64: Workaround Cortex-A510's single-step and PAC trap errata")
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220225184658.172527-1-broonie@kernel.org
This commit is contained in:
Mark Brown 2022-02-25 18:46:58 +00:00 committed by Marc Zyngier
parent 4c68d6c0a1
commit 4c11113c1a
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm64/Kconfig
View File

@ -682,6 +682,7 @@ config ARM64_ERRATUM_2051678
config ARM64_ERRATUM_2077057
bool "Cortex-A510: 2077057: workaround software-step corrupting SPSR_EL2"
default y
help
This option adds the workaround for ARM Cortex-A510 erratum 2077057.
Affected Cortex-A510 may corrupt SPSR_EL2 when the a step exception is