x86/cfi: Add 'cfi=warn' boot option
authorPeter Zijlstra <peterz@infradead.org>
Mon, 24 Feb 2025 12:37:04 +0000 (13:37 +0100)
committerIngo Molnar <mingo@kernel.org>
Wed, 26 Feb 2025 11:10:48 +0000 (12:10 +0100)
commit9a54fb31343362f93680543e37afc14484c185d9
tree1e09214d6ffd363e8a70c11847c95d940cc7e831
parentfe37c699ae3eed6e02ee55fbf5cb9ceb7fcfd76c
x86/cfi: Add 'cfi=warn' boot option

Rebuilding with CONFIG_CFI_PERMISSIVE=y enabled is such a pain, esp. since
clang is so slow.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Kees Cook <kees@kernel.org>
Link: https://lore.kernel.org/r/20250224124159.924496481@infradead.org
arch/x86/kernel/alternative.c
include/linux/cfi.h
kernel/cfi.c