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Tue, 05 Aug 2025 10:19:56 -0700 (PDT) Message-ID: <60895f3d-abe2-4fc3-afc3-176a188f06d4@gmail.com> Date: Tue, 5 Aug 2025 19:19:09 +0200 Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 6/9] kasan/um: select ARCH_DEFER_KASAN and call kasan_init_generic To: Sabyrzhan Tasbolatov , hca@linux.ibm.com, christophe.leroy@csgroup.eu, andreyknvl@gmail.com, agordeev@linux.ibm.com, akpm@linux-foundation.org, zhangqing@loongson.cn, chenhuacai@loongson.cn, trishalfonso@google.com, davidgow@google.com Cc: 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 References: <20250805142622.560992-1-snovitoll@gmail.com> <20250805142622.560992-7-snovitoll@gmail.com> Content-Language: en-US From: Andrey Ryabinin In-Reply-To: <20250805142622.560992-7-snovitoll@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 8/5/25 4:26 PM, Sabyrzhan Tasbolatov wrote: > > diff --git a/arch/um/Kconfig b/arch/um/Kconfig > index 9083bfdb773..8d14c8fc2cd 100644 > --- a/arch/um/Kconfig > +++ b/arch/um/Kconfig > @@ -5,6 +5,7 @@ menu "UML-specific options" > config UML > bool > default y > + select ARCH_DEFER_KASAN select ARCH_DEFER_KASAN if STATIC_LINK > select ARCH_WANTS_DYNAMIC_TASK_STRUCT > select ARCH_HAS_CACHE_LINE_SIZE > select ARCH_HAS_CPU_FINALIZE_INIT > 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 */