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(parent: 06c2afb) | patch
x86/cfi: Extend {JMP,CAKK}_NOSPEC comment
authorPeter Zijlstra <peterz@infradead.org>
Thu, 22 Jun 2023 14:27:13 +0000 (16:27 +0200)
committerPeter Zijlstra <peterz@infradead.org>
Mon, 10 Jul 2023 07:52:23 +0000 (09:52 +0200)
commit0479a42d4c15bd554f54d89d12bf68218e3e70da
treea408421e96978fe9c527965840a7da3625d3f351tree
parent06c2afb862f9da8dc5efa4b6076a0e48c3fbaaa5commit | diff
x86/cfi: Extend {JMP,CAKK}_NOSPEC comment

With the introduction of kCFI these helpers are no longer equivalent
to C indirect calls and should be used with care.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Sami Tolvanen <samitolvanen@google.com>
Link: https://lkml.kernel.org/r/20230622144321.360957723%40infradead.org
arch/x86/include/asm/nospec-branch.h diff | blob | history
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