Paravirt thunk functions aren't aligned, which can impact performance
and is inconsistent with gcc-generated functions.
Align them at 16-byte boundaries to be consistent with gcc functions.
Signed-off-by: Josh Poimboeuf <jpoim...@redhat.com>
---
arch/x86/include/asm/paravirt.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 2545f3e..5dcbf17 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -778,6 +778,7 @@ static __always_inline void __ticket_unlock_kick(struct
arch_spinlock *lock,
extern typeof(func) __raw_callee_save_##func; \
\
asm(".pushsection .text;" \
+ ".align 16;" \
".globl " PV_THUNK_NAME(func) ";" \
".type " PV_THUNK_NAME(func) ", @function;" \
PV_THUNK_NAME(func) ":" \
--
2.1.0
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