On 10.03.21 15:27, Borislav Petkov wrote:
On Tue, Mar 09, 2021 at 02:48:06PM +0100, Juergen Gross wrote:diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h index 89889618ae01..4fb844e29d26 100644 --- a/arch/x86/include/asm/alternative.h +++ b/arch/x86/include/asm/alternative.h @@ -178,6 +178,9 @@ static inline int alternatives_text_reserved(void *start, void *end) ALTINSTR_REPLACEMENT(newinstr2, 2) \ ".popsection\n"+#define ALTERNATIVE_TERNARY(oldinstr, feature, newinstr1, newinstr2) \+ ALTERNATIVE_2(oldinstr, newinstr2, X86_FEATURE_ALWAYS, newinstr1, feature)Make that: /* * If @feature is set, patch @newinstr_yes, else @newinstr_no */ #define ALTERNATIVE_TERNARY(oldinstr, feature, newinstr_yes, newinstr_no) \ ALTERNATIVE_2(oldinstr, newinstr_no, X86_FEATURE_ALWAYS, newinstr_yes, feature) and in alternative-asm.h too pls.
Okay.
Regardless, this looks nice! :)
Thanks, Juergen
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