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From: Sabyrzhan Tasbolatov <snovitoll@gmail.com>
To: hca@linux.ibm.com, christophe.leroy@csgroup.eu,
	andreyknvl@gmail.com, agordeev@linux.ibm.com,
	akpm@linux-foundation.org
Cc: ryabinin.a.a@gmail.com, glider@google.com, dvyukov@google.com,
	kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org,
	loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org,
	linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org,
	linux-um@lists.infradead.org, linux-mm@kvack.org,
	snovitoll@gmail.com
Subject: [PATCH v3 04/12] kasan/arm64: call kasan_init_generic in kasan_init
Date: Thu, 17 Jul 2025 19:27:24 +0500	[thread overview]
Message-ID: <20250717142732.292822-5-snovitoll@gmail.com> (raw)
In-Reply-To: <20250717142732.292822-1-snovitoll@gmail.com>

Call kasan_init_generic() which handles Generic KASAN initialization.
Since arm64 doesn't select ARCH_DEFER_KASAN, this will be a no-op for
the runtime flag but will print the initialization banner.

For SW_TAGS and HW_TAGS modes, their respective init functions will
handle the flag enabling.

Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217049
Signed-off-by: Sabyrzhan Tasbolatov <snovitoll@gmail.com>
---
 arch/arm64/mm/kasan_init.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/mm/kasan_init.c b/arch/arm64/mm/kasan_init.c
index d541ce45dae..abeb81bf6eb 100644
--- a/arch/arm64/mm/kasan_init.c
+++ b/arch/arm64/mm/kasan_init.c
@@ -399,14 +399,12 @@ void __init kasan_init(void)
 {
 	kasan_init_shadow();
 	kasan_init_depth();
-#if defined(CONFIG_KASAN_GENERIC)
+	kasan_init_generic();
 	/*
 	 * Generic KASAN is now fully initialized.
 	 * Software and Hardware Tag-Based modes still require
 	 * kasan_init_sw_tags() and kasan_init_hw_tags() correspondingly.
 	 */
-	pr_info("KernelAddressSanitizer initialized (generic)\n");
-#endif
 }
 
 #endif /* CONFIG_KASAN_GENERIC || CONFIG_KASAN_SW_TAGS */
-- 
2.34.1


_______________________________________________
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http://lists.infradead.org/mailman/listinfo/linux-riscv

WARNING: multiple messages have this Message-ID (diff)
From: Sabyrzhan Tasbolatov <snovitoll@gmail.com>
To: hca@linux.ibm.com, christophe.leroy@csgroup.eu,
	andreyknvl@gmail.com, agordeev@linux.ibm.com,
	akpm@linux-foundation.org
Cc: ryabinin.a.a@gmail.com, glider@google.com, dvyukov@google.com,
	kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org,
	loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org,
	linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org,
	linux-um@lists.infradead.org, linux-mm@kvack.org,
	snovitoll@gmail.com
Subject: [PATCH v3 04/12] kasan/arm64: call kasan_init_generic in kasan_init
Date: Thu, 17 Jul 2025 19:27:24 +0500	[thread overview]
Message-ID: <20250717142732.292822-5-snovitoll@gmail.com> (raw)
In-Reply-To: <20250717142732.292822-1-snovitoll@gmail.com>

Call kasan_init_generic() which handles Generic KASAN initialization.
Since arm64 doesn't select ARCH_DEFER_KASAN, this will be a no-op for
the runtime flag but will print the initialization banner.

For SW_TAGS and HW_TAGS modes, their respective init functions will
handle the flag enabling.

Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217049
Signed-off-by: Sabyrzhan Tasbolatov <snovitoll@gmail.com>
---
 arch/arm64/mm/kasan_init.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/mm/kasan_init.c b/arch/arm64/mm/kasan_init.c
index d541ce45dae..abeb81bf6eb 100644
--- a/arch/arm64/mm/kasan_init.c
+++ b/arch/arm64/mm/kasan_init.c
@@ -399,14 +399,12 @@ void __init kasan_init(void)
 {
 	kasan_init_shadow();
 	kasan_init_depth();
-#if defined(CONFIG_KASAN_GENERIC)
+	kasan_init_generic();
 	/*
 	 * Generic KASAN is now fully initialized.
 	 * Software and Hardware Tag-Based modes still require
 	 * kasan_init_sw_tags() and kasan_init_hw_tags() correspondingly.
 	 */
-	pr_info("KernelAddressSanitizer initialized (generic)\n");
-#endif
 }
 
 #endif /* CONFIG_KASAN_GENERIC || CONFIG_KASAN_SW_TAGS */
-- 
2.34.1


  parent reply	other threads:[~2025-07-17 15:03 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-17 14:27 [PATCH v3 00/12] kasan: unify kasan_arch_is_ready() and remove arch-specific implementations Sabyrzhan Tasbolatov
2025-07-17 14:27 ` Sabyrzhan Tasbolatov
2025-07-17 14:27 ` [PATCH v3 01/12] lib/kasan: introduce CONFIG_ARCH_DEFER_KASAN option Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-17 22:10   ` Andrew Morton
2025-07-17 22:10     ` Andrew Morton
2025-07-18  8:05     ` Sabyrzhan Tasbolatov
2025-07-18  8:05       ` Sabyrzhan Tasbolatov
2025-07-21 23:18     ` Andrey Ryabinin
2025-07-21 23:18       ` Andrey Ryabinin
2025-07-22  0:35       ` Andrew Morton
2025-07-22  0:35         ` Andrew Morton
2025-07-18 12:38   ` Alexander Gordeev
2025-07-18 12:38     ` Alexander Gordeev
2025-07-21 22:59   ` Andrey Ryabinin
2025-07-21 22:59     ` Andrey Ryabinin
2025-07-17 14:27 ` [PATCH v3 02/12] kasan: unify static kasan_flag_enabled across modes Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-21 22:59   ` Andrey Ryabinin
2025-07-21 22:59     ` Andrey Ryabinin
2025-07-17 14:27 ` [PATCH v3 03/12] kasan/powerpc: select ARCH_DEFER_KASAN and call kasan_init_generic Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-17 14:27 ` Sabyrzhan Tasbolatov [this message]
2025-07-17 14:27   ` [PATCH v3 04/12] kasan/arm64: call kasan_init_generic in kasan_init Sabyrzhan Tasbolatov
2025-07-17 14:27 ` [PATCH v3 05/12] kasan/arm: " Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-17 14:27 ` [PATCH v3 06/12] kasan/xtensa: " Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-17 14:27 ` [PATCH v3 07/12] kasan/loongarch: select ARCH_DEFER_KASAN and call kasan_init_generic Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-21 22:59   ` Andrey Ryabinin
2025-07-21 22:59     ` Andrey Ryabinin
2025-07-22 14:09     ` Sabyrzhan Tasbolatov
2025-07-22 14:09       ` Sabyrzhan Tasbolatov
2025-07-17 14:27 ` [PATCH v3 08/12] kasan/um: " Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-21 23:00   ` Andrey Ryabinin
2025-07-21 23:00     ` Andrey Ryabinin
2025-07-22 14:17     ` Sabyrzhan Tasbolatov
2025-07-22 14:17       ` Sabyrzhan Tasbolatov
2025-07-23 17:10       ` Andrey Ryabinin
2025-07-23 17:10         ` Andrey Ryabinin
2025-07-17 14:27 ` [PATCH v3 09/12] kasan/x86: call kasan_init_generic in kasan_init Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-17 14:27 ` [PATCH v3 10/12] kasan/s390: " Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-18 12:38   ` Alexander Gordeev
2025-07-18 12:38     ` Alexander Gordeev
2025-07-17 14:27 ` [PATCH v3 11/12] kasan/riscv: " Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-17 14:27 ` [PATCH v3 12/12] kasan: add shadow checks to wrappers and rename kasan_arch_is_ready Sabyrzhan Tasbolatov
2025-07-17 14:27   ` Sabyrzhan Tasbolatov
2025-07-21 22:59 ` [PATCH v3 00/12] kasan: unify kasan_arch_is_ready() and remove arch-specific implementations Andrey Ryabinin
2025-07-21 22:59   ` Andrey Ryabinin
2025-07-22 18:21   ` Sabyrzhan Tasbolatov
2025-07-22 18:21     ` Sabyrzhan Tasbolatov
2025-07-23 17:32     ` Andrey Ryabinin
2025-07-23 17:32       ` Andrey Ryabinin
2025-08-03 19:27       ` Sabyrzhan Tasbolatov
2025-08-04 12:04         ` Christophe Leroy
2025-08-04 13:21           ` Sabyrzhan Tasbolatov

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