x86/bugs: Simplify SSB cmdline parsing

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Simplify the SSB command line parsing by selecting a mitigation directly, as
is done in most of the simpler vulnerabilities.  Use early_param() instead of
cmdline_find_option() for consistency with the other mitigation selections.

Signed-off-by: David Kaplan <david.kaplan@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Link: https://lore.kernel.org/r/20250819192200.2003074-4-david.kaplan@amd.com

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David Kaplan 2025-09-15 08:47:02 -05:00 • committed by Borislav Petkov (AMD)

parent 9a9f8147ae

commit 02ac6cc8c5

2 changed files with 41 additions and 80 deletions

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arch/x86/include/asm/nospec-branch.h

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128

arch/x86/kernel/cpu/bugs.c

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