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[2.135.54.165]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-32b980a36c0sm19311851fa.62.2025.06.25.02.53.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Jun 2025 02:53:22 -0700 (PDT) From: Sabyrzhan Tasbolatov To: ryabinin.a.a@gmail.com, glider@google.com, andreyknvl@gmail.com, dvyukov@google.com, vincenzo.frascino@arm.com, catalin.marinas@arm.com, will@kernel.org, chenhuacai@kernel.org, kernel@xen0n.name, maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, borntraeger@linux.ibm.com, svens@linux.ibm.com, richard@nod.at, anton.ivanov@cambridgegreys.com, johannes@sipsolutions.net, dave.hansen@linux.intel.com, luto@kernel.org, peterz@infradead.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com, chris@zankel.net, jcmvbkbc@gmail.com, akpm@linux-foundation.org Cc: guoweikang.kernel@gmail.com, geert@linux-m68k.org, rppt@kernel.org, tiwei.btw@antgroup.com, richard.weiyang@gmail.com, benjamin.berg@intel.com, kevin.brodsky@arm.com, kasan-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-um@lists.infradead.org, linux-mm@kvack.org, snovitoll@gmail.com Subject: [PATCH 6/9] kasan/um: call kasan_init_generic in kasan_init Date: Wed, 25 Jun 2025 14:52:21 +0500 Message-Id: <20250625095224.118679-7-snovitoll@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250625095224.118679-1-snovitoll@gmail.com> References: <20250625095224.118679-1-snovitoll@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: A1CFE180004 X-Stat-Signature: ww6n6tgtrsimkmrj6qmh1gqy8arz4sqf X-Rspam-User: X-HE-Tag: 1750845204-604380 X-HE-Meta: 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 s4mKKWG6 a7FOs9whKs/pxCbJx1y9t8OOnZJDSN2YElKL/REZf+vGpzMiQe8czRowOWqVZ5SBnMd1Zdo2gnd3Iq9NFSgiaDVGymwNBqPftuYlRRW5hiP9qOwQYpPIt2VRVedBQk2Ctu/Tc1z+IerfHikoDuX2hVeMTW2i4Yy1Zwf9nG/q+Jzsh3Z7MDLYKVJR1N18A9WGbEvTY5MkBnXUKaOxmkQg6D9z1A8DgVS0CEb3Rdl7c7aHHBRjFSO7A/rwj/cfObjw/bVF+QImi6ofbF0Qrfc0yX8a+uA/EvayA5v8re0Sp7+VXBXxWfhZ3F/biaVUW/ydjd3AqKbQfKfszP/+rVlgiM8g3MxLZIiVuWTQZUAO1BvPAWzTrvWtTm3nUJAgQuVrDPGSVYbgglTox4PRB7ULxWaWFwYFY6Lkd4NqigK3sR6JnkswXgaKmRahoR8YdbqCN23G2ArgYFKnO7hoVNO3xLitaci1m8oW8DTLz 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: List-Subscribe: List-Unsubscribe: Call kasan_init_generic() which enables the static flag to mark generic KASAN initialized, otherwise it's an inline stub. Delete the key `kasan_um_is_ready` in favor of the global static flag in linux/kasan-enabled.h which is enabled with kasan_init_generic(). Closes: https://bugzilla.kernel.org/show_bug.cgi?id=218315 Signed-off-by: Sabyrzhan Tasbolatov --- arch/um/include/asm/kasan.h | 5 ----- arch/um/kernel/mem.c | 4 ++-- 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/arch/um/include/asm/kasan.h b/arch/um/include/asm/kasan.h index f97bb1f7b85..81bcdc0f962 100644 --- a/arch/um/include/asm/kasan.h +++ b/arch/um/include/asm/kasan.h @@ -24,11 +24,6 @@ #ifdef CONFIG_KASAN void kasan_init(void); -extern int kasan_um_is_ready; - -#ifdef CONFIG_STATIC_LINK -#define kasan_arch_is_ready() (kasan_um_is_ready) -#endif #else static inline void kasan_init(void) { } #endif /* CONFIG_KASAN */ diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c index 76bec7de81b..2632269d530 100644 --- a/arch/um/kernel/mem.c +++ b/arch/um/kernel/mem.c @@ -21,9 +21,9 @@ #include #include #include +#include #ifdef CONFIG_KASAN -int kasan_um_is_ready; void kasan_init(void) { /* @@ -32,7 +32,7 @@ void kasan_init(void) */ kasan_map_memory((void *)KASAN_SHADOW_START, KASAN_SHADOW_SIZE); init_task.kasan_depth = 0; - kasan_um_is_ready = true; + kasan_init_generic(); } static void (*kasan_init_ptr)(void) -- 2.34.1