From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90AA0C7115C for ; Wed, 25 Jun 2025 10:27:12 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 2D8BF6B00A1; Wed, 25 Jun 2025 06:27:12 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 2897D6B00A9; Wed, 25 Jun 2025 06:27:12 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1778A6B00AC; Wed, 25 Jun 2025 06:27:12 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 01F7F6B00A1 for ; Wed, 25 Jun 2025 06:27:11 -0400 (EDT) Received: from smtpin29.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 96527141BE4 for ; Wed, 25 Jun 2025 10:27:11 +0000 (UTC) X-FDA: 83593545462.29.69A325E Received: from pegase1.c-s.fr (pegase1.c-s.fr [93.17.236.30]) by imf23.hostedemail.com (Postfix) with ESMTP id 7A89914000A for ; Wed, 25 Jun 2025 10:27:09 +0000 (UTC) Authentication-Results: imf23.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=csgroup.eu; spf=pass (imf23.hostedemail.com: domain of christophe.leroy@csgroup.eu designates 93.17.236.30 as permitted sender) smtp.mailfrom=christophe.leroy@csgroup.eu ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1750847229; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=GillNPWED+I7+g+LPn4LlQ45F2dOjncNPtfp8jyTpgU=; b=e6CMKJe0XdLmXFDycBRXyMsXaJYxVaNh4lEsvM6M0jrIVHgu9scBf7oucI6tC7wvMS0aap 9Uy+ijkrSpp5WcZrKu6Sa0uZAZ7gn1quyi7Cl00P6u3ZBewWze+CXumIyfJkcwlqdv5vA5 npRnX3/g4v1syeFZ9EwgOcDArS20B78= ARC-Authentication-Results: i=1; imf23.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=csgroup.eu; spf=pass (imf23.hostedemail.com: domain of christophe.leroy@csgroup.eu designates 93.17.236.30 as permitted sender) smtp.mailfrom=christophe.leroy@csgroup.eu ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1750847229; a=rsa-sha256; cv=none; b=0Aho6NEbcpiMKo6YKgorEYDGtLS3UIg5ou1hLK6lK21mw9aUmuonFafIHzBZ9elhcPSBdT 2ikTMtSe5mOrgQV/HONDD9zDg+HrsBAYDsR0XGLa7J7bAb2BP6cOnYFALgEJeQb9Vz+YHe C7zwM/bJbQPw+IXYLQ2XUMX36gttRDI= Received: from localhost (mailhub3.si.c-s.fr [192.168.12.233]) by localhost (Postfix) with ESMTP id 4bRyfz3MTKz9vBt; Wed, 25 Jun 2025 12:27:07 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id p2o-Y-FdKUAQ; Wed, 25 Jun 2025 12:27:07 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 4bRyfz2RdKz9vBC; Wed, 25 Jun 2025 12:27:07 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 435058B7B7; Wed, 25 Jun 2025 12:27:07 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id vvosXbHhLt2e; Wed, 25 Jun 2025 12:27:07 +0200 (CEST) Received: from [192.168.235.99] (unknown [192.168.235.99]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 0BC418B7A7; Wed, 25 Jun 2025 12:27:04 +0200 (CEST) Message-ID: <750b6617-7abf-4adc-b3e6-6194ff10c547@csgroup.eu> Date: Wed, 25 Jun 2025 12:27:04 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Christophe Leroy Subject: Re: [PATCH 2/9] kasan: replace kasan_arch_is_ready with kasan_enabled To: Sabyrzhan Tasbolatov , 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, 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 References: <20250625095224.118679-1-snovitoll@gmail.com> <20250625095224.118679-3-snovitoll@gmail.com> Content-Language: fr-FR In-Reply-To: <20250625095224.118679-3-snovitoll@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam11 X-Rspam-User: X-Rspamd-Queue-Id: 7A89914000A X-Stat-Signature: 5btzw79wwy6wo5pwuwoesbn8x6btz5em X-HE-Tag: 1750847229-321748 X-HE-Meta: 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 77FaTy70 J5WqzS9GZIKdOEgWLZUda/eFiLWVvuG6tXV+IpZjizI1eG3VoJeWCsmjVsyto1oFGIypY3/d1wopGT/CsZQjAFdYQQtuz34Io9Gof3Bypoh1rYOsj6leL1GxnUj3cad8JchfeeeUsqHKAg0g1tr4GqICpDHYEITwZ9nnAAhkCZN/YTBefO5WceaQ0Ws2eozQ7DUBOAVGuwjmUo9ul+kb+bQPzQBYCfC3HdIYmR28nV/+yGZyR3p6PCUm4Ry37uV7kV5V/rA6d/rAayEJB0oYcuOQgQAAidrUTt9BXRCl9IeoyHkbPLIsu5zYtuA== 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: Le 25/06/2025 à 11:52, Sabyrzhan Tasbolatov a écrit : > Replace the existing kasan_arch_is_ready() calls with kasan_enabled(). > Drop checks where the caller is already under kasan_enabled() condition. If I understand correctly, it means that KASAN won't work anymore between patch 2 and 9, because until the arch calls kasan_init_generic() kasan_enabled() will return false. The transition should be smooth and your series should remain bisectable. Or am I missing something ? Christophe