Message ID | 2f2c30b9793bd5da7601043c9027d1b87ccb2e8e.1601593784.git.andreyknvl@google.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Thu, 01 Oct 2020 16:12:01 -0700 (PDT) Date: Fri, 2 Oct 2020 01:10:33 +0200 In-Reply-To: <cover.1601593784.git.andreyknvl@google.com> Message-Id: <2f2c30b9793bd5da7601043c9027d1b87ccb2e8e.1601593784.git.andreyknvl@google.com> Mime-Version: 1.0 References: <cover.1601593784.git.andreyknvl@google.com> X-Mailer: git-send-email 2.28.0.709.gb0816b6eb0-goog Subject: [PATCH v4 32/39] kasan: define KASAN_GRANULE_SIZE for HW_TAGS From: Andrey Konovalov <andreyknvl@google.com> To: Dmitry Vyukov <dvyukov@google.com>, Vincenzo Frascino <vincenzo.frascino@arm.com>, Catalin Marinas <catalin.marinas@arm.com>, kasan-dev@googlegroups.com Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>, Alexander Potapenko <glider@google.com>, Marco Elver <elver@google.com>, Evgenii Stepanov <eugenis@google.com>, Elena Petrova <lenaptr@google.com>, Branislav Rankov <Branislav.Rankov@arm.com>, Kevin Brodsky <kevin.brodsky@arm.com>, Will Deacon <will.deacon@arm.com>, Andrew Morton <akpm@linux-foundation.org>, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrey Konovalov <andreyknvl@google.com> Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: <linux-mm.kvack.org> |
Series |
kasan: add hardware tag-based mode for arm64
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diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h index 9c73f324e3ce..cf03640c8874 100644 --- a/mm/kasan/kasan.h +++ b/mm/kasan/kasan.h @@ -5,7 +5,13 @@ #include <linux/kasan.h> #include <linux/stackdepot.h> +#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS) #define KASAN_GRANULE_SIZE (1UL << KASAN_SHADOW_SCALE_SHIFT) +#else +#include <asm/mte-kasan.h> +#define KASAN_GRANULE_SIZE MTE_GRANULE_SIZE +#endif + #define KASAN_GRANULE_MASK (KASAN_GRANULE_SIZE - 1) #define KASAN_GRANULE_PAGE (KASAN_GRANULE_SIZE << PAGE_SHIFT)