x86/srso: Improve i-cache locality for alias mitigation

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Move srso_alias_return_thunk() to the same section as
srso_alias_safe_ret() so they can share a cache line.

Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Acked-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/eadaf5530b46a7ae8b936522da45ae555d2b3393.1693889988.git.jpoimboe@kernel.org

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Josh Poimboeuf 2023-09-04 22:04:55 -07:00 • committed by Borislav Petkov (AMD)

parent eeb9f34df0

commit aa730cff0c

1 changed files with 2 additions and 3 deletions

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arch/x86/lib/retpoline.S

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