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Message-ID: <20250805062333.121553-5-bhe@redhat.com>
Date: Tue,  5 Aug 2025 14:23:33 +0800
From: Baoquan He <bhe@...hat.com>
To: linux-mm@...ck.org
Cc: ryabinin.a.a@...il.com,
	glider@...gle.com,
	andreyknvl@...il.com,
	dvyukov@...gle.com,
	vincenzo.frascino@....com,
	akpm@...ux-foundation.org,
	kasan-dev@...glegroups.com,
	linux-kernel@...r.kernel.org,
	kexec@...ts.infradead.org,
	Baoquan He <bhe@...hat.com>
Subject: [PATCH 4/4] mm/kasan: make kasan=on|off take effect for all three modes

Now everything is ready, set kasan=off can disable kasan for all
three modes.

Signed-off-by: Baoquan He <bhe@...hat.com>
---
 include/linux/kasan-enabled.h | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/include/linux/kasan-enabled.h b/include/linux/kasan-enabled.h
index 32f2d19f599f..b5857e15ef14 100644
--- a/include/linux/kasan-enabled.h
+++ b/include/linux/kasan-enabled.h
@@ -8,30 +8,21 @@ extern bool kasan_arg_disabled;
 
 DECLARE_STATIC_KEY_FALSE(kasan_flag_enabled);
 
-#ifdef CONFIG_KASAN_HW_TAGS
-
 static __always_inline bool kasan_enabled(void)
 {
 	return static_branch_likely(&kasan_flag_enabled);
 }
 
+#ifdef CONFIG_KASAN_HW_TAGS
 static inline bool kasan_hw_tags_enabled(void)
 {
 	return kasan_enabled();
 }
-
 #else /* CONFIG_KASAN_HW_TAGS */
-
-static inline bool kasan_enabled(void)
-{
-	return IS_ENABLED(CONFIG_KASAN);
-}
-
 static inline bool kasan_hw_tags_enabled(void)
 {
 	return false;
 }
-
 #endif /* CONFIG_KASAN_HW_TAGS */
 
 #endif /* LINUX_KASAN_ENABLED_H */
-- 
2.41.0


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