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Documentation: Add nospectre_v1 parameter

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commit 26cb1f36c43ee6e89d2a9f48a5a7500d5248f836 upstream.

Currently only supported on powerpc.

Signed-off-by: Diana Craciun <diana.craciun@nxp.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Diana Craciun 2018-07-28 09:06:39 +10:00 committed by Greg Kroah-Hartman
parent 0feb3712a0
commit 5bf817bf61
1 changed files with 4 additions and 0 deletions
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4
Documentation/kernel-parameters.txt
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@ -2758,6 +2758,10 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
nohugeiomap [KNL,x86] Disable kernel huge I/O mappings.
nospectre_v1 [PPC] Disable mitigations for Spectre Variant 1 (bounds
check bypass). With this option data leaks are possible
in the system.
nosmt [KNL,S390] Disable symmetric multithreading (SMT).
Equivalent to smt=1.