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arm64: correct the effect of mitigations off on kpti

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If KASLR is enabled, then kpti will be forced to be enabled even if
mitigations off, so we need to adjust the description of this parameter.

Signed-off-by: Liu Song <liusong@linux.alibaba.com>
Link: https://lore.kernel.org/r/1656033648-84181-1-git-send-email-liusong@linux.alibaba.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Liu Song
2022-06-24 09:20:48 +08:00
committed by Will Deacon
parent 1c9a8e8768
commit e92b25731e
1 changed files with 1 additions and 1 deletions
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Documentation/admin-guide/kernel-parameters.txt
+1 -1
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@@ -3161,7 +3161,7 @@
improves system performance, but it may also
expose users to several CPU vulnerabilities.
Equivalent to: nopti [X86,PPC]
kpti=0 [ARM64]
if nokaslr then kpti=0 [ARM64]
nospectre_v1 [X86,PPC]
nobp=0 [S390]
nospectre_v2 [X86,PPC,S390,ARM64]