Re: [PATCH v14 3/8] arm64: mte: Drop arch_enable_tagging()

[Catalin Marinas]

On Mon, Mar 08, 2021 at 04:14:29PM +, Vincenzo Frascino wrote:
> arch_enable_tagging() was left in memory.h after the introduction of
> async mode to not break the bysectability of the KASAN KUNIT tests.
> 
> Remove the function now that KASAN has been fully converted.
> 
> Cc: Catalin Marinas 
> Cc: Will Deacon 
> Signed-off-by: Vincenzo Frascino 

Acked-by: Catalin Marinas 

[PATCH v14 3/8] arm64: mte: Drop arch_enable_tagging()

[Vincenzo Frascino]

arch_enable_tagging() was left in memory.h after the introduction of
async mode to not break the bysectability of the KASAN KUNIT tests.

Remove the function now that KASAN has been fully converted.

Cc: Catalin Marinas 
Cc: Will Deacon 
Signed-off-by: Vincenzo Frascino 
---
 arch/arm64/include/asm/memory.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h
index 076b913caa65..91515383d763 100644
--- a/arch/arm64/include/asm/memory.h
+++ b/arch/arm64/include/asm/memory.h
@@ -245,7 +245,6 @@ static inline const void *__tag_set(const void *addr, u8 
tag)
 #ifdef CONFIG_KASAN_HW_TAGS
 #define arch_enable_tagging_sync() mte_enable_kernel_sync()
 #define arch_enable_tagging_async()mte_enable_kernel_async()
-#define arch_enable_tagging()  arch_enable_tagging_sync()
 #define arch_set_tagging_report_once(state)mte_set_report_once(state)
 #define arch_init_tags(max_tag)mte_init_tags(max_tag)
 #define arch_get_random_tag()  mte_get_random_tag()
-- 
2.30.0