Omitting suffixes from instructions in AT&T mode is bad practice when
operand size cannot be determined by the assembler from register
operands, and is likely going to be warned about by upstream gas in the
future (mine does already). Add the single missing suffix here.

Signed-off-by: Jan Beulich <>
 arch/x86/realmode/rm/trampoline_64.S |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- 4.16-rc2/arch/x86/realmode/rm/trampoline_64.S
+++ 4.16-rc2-x86_64-realmode-insn-suffix/arch/x86/realmode/rm/trampoline_64.S
@@ -102,7 +102,7 @@ ENTRY(startup_32)
         * don't we'll eventually crash trying to execute encrypted
         * instructions.
-       bt      $TH_FLAGS_SME_ACTIVE_BIT, pa_tr_flags
+       btl     $TH_FLAGS_SME_ACTIVE_BIT, pa_tr_flags
        jnc     .Ldone
        movl    $MSR_K8_SYSCFG, %ecx

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