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From: Chanho Min <chanho.min@lge.com>
To: Andrey Ryabinin <ryabinin.a.a@gmail.com>,
	Alexander Potapenko <glider@google.com>,
	Andrey Konovalov <andreyknvl@gmail.com>,
	Dmitry Vyukov <dvyukov@google.com>,
	Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: elver@google.com, kasan-dev@googlegroups.com, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org, gunho.lee@lge.com,
	Chanho Min <chanho.min@lge.com>
Subject: [PATCH] kasan: fix mention for KASAN_HW_TAGS
Date: Mon, 19 Jun 2023 19:12:24 +0900	[thread overview]
Message-ID: <20230619101224.22978-1-chanho.min@lge.com> (raw)

This patch removes description of the KASAN_HW_TAGS's memory consumption.
KASAN_HW_TAGS does not set 1/32nd shadow memory.

Signed-off-by: Chanho Min <chanho.min@lge.com>
---
 lib/Kconfig.kasan | 2 --
 1 file changed, 2 deletions(-)

diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan
index fdca89c05745..5be1740234b9 100644
--- a/lib/Kconfig.kasan
+++ b/lib/Kconfig.kasan
@@ -124,8 +124,6 @@ config KASAN_HW_TAGS
 	  Supported only on arm64 CPUs starting from ARMv8.5 and relies on
 	  Memory Tagging Extension and Top Byte Ignore.
 
-	  Consumes about 1/32nd of available memory.
-
 	  May potentially introduce problems related to pointer casting and
 	  comparison, as it embeds a tag into the top byte of each pointer.
 
-- 
2.17.1


             reply	other threads:[~2023-06-19 10:12 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-19 10:12 Chanho Min [this message]
2023-06-19 10:14 ` [PATCH] kasan: fix mention for KASAN_HW_TAGS Dmitry Vyukov
2023-06-19 11:36   ` Marco Elver
2023-06-20 16:32     ` Andrey Konovalov
2023-06-23  7:58       ` [PATCH v2] " Chanho Min
2023-06-23 12:40         ` Andrey Konovalov

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