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kernel: Adjust s390x kernel config

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the 4.14.38 kernel backported the Spectre mitigation requiring
a change of the kernel config.

Might as well enabled the mitigations by default.

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
This commit is contained in:
Rolf Neugebauer 2018-04-30 13:34:11 +01:00
parent d3da261158
commit b22d4000a3
2 changed files with 11 additions and 2 deletions
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6
kernel/config-4.14.x-s390x
View File

@ -466,6 +466,11 @@ CONFIG_HZ_250=y
CONFIG_HZ=250 CONFIG_HZ=250
CONFIG_SCHED_HRTICK=y CONFIG_SCHED_HRTICK=y
CONFIG_ARCH_RANDOM=y CONFIG_ARCH_RANDOM=y
CONFIG_KERNEL_NOBP=y
CONFIG_EXPOLINE=y
# CONFIG_EXPOLINE_OFF is not set
# CONFIG_EXPOLINE_AUTO is not set
CONFIG_EXPOLINE_FULL=y
# #
# Memory setup # Memory setup
@ -1241,6 +1246,7 @@ CONFIG_ALLOW_DEV_COREDUMP=y
CONFIG_SYS_HYPERVISOR=y CONFIG_SYS_HYPERVISOR=y
# CONFIG_GENERIC_CPU_DEVICES is not set # CONFIG_GENERIC_CPU_DEVICES is not set
CONFIG_GENERIC_CPU_AUTOPROBE=y CONFIG_GENERIC_CPU_AUTOPROBE=y
CONFIG_GENERIC_CPU_VULNERABILITIES=y
# CONFIG_DMA_SHARED_BUFFER is not set # CONFIG_DMA_SHARED_BUFFER is not set
# CONFIG_DMA_CMA is not set # CONFIG_DMA_CMA is not set

7
kernel/config-4.16.x-s390x
View File

@ -474,8 +474,11 @@ CONFIG_HZ_250=y
CONFIG_HZ=250 CONFIG_HZ=250
CONFIG_SCHED_HRTICK=y CONFIG_SCHED_HRTICK=y
CONFIG_ARCH_RANDOM=y CONFIG_ARCH_RANDOM=y
# CONFIG_KERNEL_NOBP is not set CONFIG_KERNEL_NOBP=y
# CONFIG_EXPOLINE is not set CONFIG_EXPOLINE=y
# CONFIG_EXPOLINE_OFF is not set
# CONFIG_EXPOLINE_MEDIUM is not set
CONFIG_EXPOLINE_FULL=y
# #
# Memory setup # Memory setup