Re: [PATCH v4 0/3] arm64: BTI cleanups

Mark Rutland
2021-12-14T16:01:26Z

On Tue, Dec 14, 2021 at 03:27:11PM +0000, Mark Brown wrote:
> This patch series brings together a few cleanups for the assembly
> portions of the in kernel BTI support.
>
> v4:
> - Generate BTIs unconditionally.
> v3:
> - Tweak the assembler macro for BTI as suggested by Ard, making it
> more compact.
> v2:
> - Pull in the assembler macro for BTI proposed by Mark Rutland.
> - Unconditionally override the SYM_FUNC macros.
>
> Mark Brown (3):
> arm64: Add macro version of the BTI instruction
> arm64: Unconditionally override SYM_FUNC macros
> arm64: Use BTI C directly and unconditionally

For the series:

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

Mark.

> arch/arm64/crypto/aes-modes.S | 10 +++++-----
> arch/arm64/include/asm/assembler.h | 10 ++++++++++
> arch/arm64/include/asm/linkage.h | 31 +++++++++++-------------------
> arch/arm64/kernel/entry-ftrace.S | 8 ++------
> arch/arm64/lib/kasan_sw_tags.S | 4 +---
> 5 files changed, 29 insertions(+), 34 deletions(-)
>
>
> base-commit: 0fcfb00b28c0b7884635dacf38e46d60bf3d4eb1
> --
> 2.30.2
>