x86/alternatives: add missing insn.h include

From: Dave Hansen <[email protected]> While testing my MPX removal series, Borislav noted compilation failure with an allnoconfig build. Turned out to be a missing include of insn.h in alternative.c. With MPX, it got it implicitly from: asm/mmu_context.h -> asm/mpx.h -> asm/insn.h Fixes: c3d6324 ("x86/alternatives: Teach text_poke_bp() to emulate instructions") Reported-by: Borislav Petkov <[email protected]> Cc: Peter Zijlstra (Intel) <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: [email protected] Cc: Linus Torvalds <[email protected]> Cc: Andrew Morton <[email protected]> Signed-off-by: Dave Hansen <[email protected]>
penberg · Jan 23, 2020 · 3a12553 · 3a12553
1 parent 219d543
commit 3a12553
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
@@ -23,6 +23,7 @@
 #include <asm/nmi.h>
 #include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
+#include <asm/insn.h>
 #include <asm/io.h>
 #include <asm/fixmap.h>