+ kasan-arm64-add-arch_suppress_tag_checks_start-stop-v2.patch added to mm-unstable branch

+ kasan-arm64-add-arch_suppress_tag_checks_start-stop-v2.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: kasan, arm64: add arch_suppress_tag_checks_start/stop
has been added to the -mm mm-unstable branch.  Its filename is
     kasan-arm64-add-arch_suppress_tag_checks_start-stop-v2.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/kasan-arm64-add-arch_suppress_tag_checks_start-stop-v2.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days

------------------------------------------------------
From: Andrey Konovalov <andreyknvl@google.com>
Subject: kasan, arm64: add arch_suppress_tag_checks_start/stop
Date: Wed, 29 Mar 2023 20:37:47 +0200

drop __ from mte_disable/enable_tco names, as those functions are to be
exported to KASAN code

Link: https://lkml.kernel.org/r/7ad5e5a9db79e3aba08d8f43aca24350b04080f6.1680114854.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Evgenii Stepanov <eugenis@google.com>
Cc: Marco Elver <elver@google.com>
Cc: Peter Collingbourne <pcc@google.com>
Cc: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Weizhao Ouyang <ouyangweizhao@zeku.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/arm64/include/asm/memory.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/arch/arm64/include/asm/memory.h~kasan-arm64-add-arch_suppress_tag_checks_start-stop-v2
+++ a/arch/arm64/include/asm/memory.h
@@ -264,8 +264,8 @@ static inline const void *__tag_set(cons
 #define arch_enable_tag_checks_sync()		mte_enable_kernel_sync()
 #define arch_enable_tag_checks_async()		mte_enable_kernel_async()
 #define arch_enable_tag_checks_asymm()		mte_enable_kernel_asymm()
-#define arch_suppress_tag_checks_start()	__mte_enable_tco()
-#define arch_suppress_tag_checks_stop()		__mte_disable_tco()
+#define arch_suppress_tag_checks_start()	mte_enable_tco()
+#define arch_suppress_tag_checks_stop()		mte_disable_tco()
 #define arch_force_async_tag_fault()		mte_check_tfsr_exit()
 #define arch_get_random_tag()			mte_get_random_tag()
 #define arch_get_mem_tag(addr)			mte_get_mem_tag(addr)
_

Patches currently in -mm which might be from andreyknvl@google.com are

kasan-drop-empty-tagging-related-defines.patch
kasan-arm64-rename-tagging-related-routines.patch
arm64-mte-rename-tco-routines-v2.patch
kasan-arm64-add-arch_suppress_tag_checks_start-stop.patch
kasan-arm64-add-arch_suppress_tag_checks_start-stop-v2.patch
kasan-suppress-recursive-reports-for-hw_tags.patch
kasan-suppress-recursive-reports-for-hw_tags-v2.patch
kcov-improve-documentation.patch
kcov-improve-documentation-v2.patch
kcov-improve-documentation-v3.patch