Re: [PATCH v2 2/6] arm64: Add level-hinted TLB invalidation helper
From: Catalin Marinas
Date: Fri May 22 2020 - 11:50:29 EST
On Thu, Apr 23, 2020 at 09:56:52PM +0800, Zhenyu Ye wrote:
> diff --git a/arch/arm64/include/asm/tlbflush.h b/arch/arm64/include/asm/tlbflush.h
> index bc3949064725..5f9f189bc6d2 100644
> --- a/arch/arm64/include/asm/tlbflush.h
> +++ b/arch/arm64/include/asm/tlbflush.h
> @@ -10,6 +10,7 @@
>
> #ifndef __ASSEMBLY__
>
> +#include <linux/bitfield.h>
> #include <linux/mm_types.h>
> #include <linux/sched.h>
> #include <asm/cputype.h>
> @@ -59,6 +60,35 @@
> __ta; \
> })
>
> +#define TLBI_TTL_MASK GENMASK_ULL(47, 44)
> +
> +#define __tlbi_level(op, addr, level) \
> + do { \
Nitpick: move "do {" on the same line as __tlbi_level() to reduce the
indentation levels of the whole block.
Reviewed-by: Catalin Marinas <catalin.marinas@xxxxxxx>