Re: [PATCH] arm64: include asm/assembler.h in entry-ftrace.S

From: Mark Rutland
Date: Wed Feb 15 2017 - 05:59:07 EST


On Tue, Feb 14, 2017 at 10:32:58PM +0100, Arnd Bergmann wrote:
> In a randconfig build I ran into this build error:
>
> arch/arm64/kernel/entry-ftrace.S: Assembler messages:
> arch/arm64/kernel/entry-ftrace.S:101: Error: unknown mnemonic `ldr_l' -- `ldr_l x2,ftrace_trace_function'
>
> The macro is defined in asm/assembler.h, so we should include that file.
>
> Fixes: 829d2bd13392 ("arm64: entry-ftrace.S: avoid open-coded {adr,ldr}_l")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

My bad; thanks for fixing this.

Acked-by: Mark Rutland <mark.rutland@xxxxxxx>

Thanks,
Mark.

> ---
> arch/arm64/kernel/entry-ftrace.S | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/kernel/entry-ftrace.S b/arch/arm64/kernel/entry-ftrace.S
> index 8f1905b795f3..e1be42e11ff5 100644
> --- a/arch/arm64/kernel/entry-ftrace.S
> +++ b/arch/arm64/kernel/entry-ftrace.S
> @@ -10,6 +10,7 @@
> */
>
> #include <linux/linkage.h>
> +#include <asm/assembler.h>
> #include <asm/ftrace.h>
> #include <asm/insn.h>
>
> --
> 2.9.0
>