From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org, will@kernel.org,
vincenzo.frascino@arm.com, ryabinin.a.a@gmail.com,
pcc@google.com, ouyangweizhao@zeku.com, glider@google.com,
eugenis@google.com, elver@google.com, dvyukov@google.com,
catalin.marinas@arm.com, andreyknvl@google.com,
akpm@linux-foundation.org
Subject: [merged mm-stable] kasan-arm64-add-arch_suppress_tag_checks_start-stop.patch removed from -mm tree
Date: Wed, 05 Apr 2023 19:44:24 -0700 [thread overview]
Message-ID: <20230406024424.A7FAFC433D2@smtp.kernel.org> (raw)
The quilt patch titled
Subject: kasan, arm64: add arch_suppress_tag_checks_start/stop
has been removed from the -mm tree. Its filename was
kasan-arm64-add-arch_suppress_tag_checks_start-stop.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Andrey Konovalov <andreyknvl@google.com>
Subject: kasan, arm64: add arch_suppress_tag_checks_start/stop
Date: Sat, 11 Mar 2023 00:43:32 +0100
Add two new tagging-related routines arch_suppress_tag_checks_start/stop
that suppress MTE tag checking via the TCO register.
These rouines are used in the next patch.
[andreyknvl@google.com: drop __ from mte_disable/enable_tco names]
Link: https://lkml.kernel.org/r/7ad5e5a9db79e3aba08d8f43aca24350b04080f6.1680114854.git.andreyknvl@google.com
Link: https://lkml.kernel.org/r/75a362551c3c54b70ae59a3492cabb51c105fa6b.1678491668.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 | 2 ++
mm/kasan/kasan.h | 2 ++
2 files changed, 4 insertions(+)
--- a/arch/arm64/include/asm/memory.h~kasan-arm64-add-arch_suppress_tag_checks_start-stop
+++ a/arch/arm64/include/asm/memory.h
@@ -264,6 +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_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)
--- a/mm/kasan/kasan.h~kasan-arm64-add-arch_suppress_tag_checks_start-stop
+++ a/mm/kasan/kasan.h
@@ -398,6 +398,8 @@ static inline const void *arch_kasan_set
#define hw_enable_tag_checks_sync() arch_enable_tag_checks_sync()
#define hw_enable_tag_checks_async() arch_enable_tag_checks_async()
#define hw_enable_tag_checks_asymm() arch_enable_tag_checks_asymm()
+#define hw_suppress_tag_checks_start() arch_suppress_tag_checks_start()
+#define hw_suppress_tag_checks_stop() arch_suppress_tag_checks_stop()
#define hw_force_async_tag_fault() arch_force_async_tag_fault()
#define hw_get_random_tag() arch_get_random_tag()
#define hw_get_mem_tag(addr) arch_get_mem_tag(addr)
_
Patches currently in -mm which might be from andreyknvl@google.com are
kcov-improve-documentation.patch
kcov-improve-documentation-v2.patch
kcov-improve-documentation-v3.patch
reply other threads:[~2023-04-06 2:45 UTC|newest]
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