From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sipsolutions.net (s3.sipsolutions.net [168.119.38.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 86AE62FE56C for ; Mon, 1 Dec 2025 10:56:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=168.119.38.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764586581; cv=none; b=CvkpRYmMjLbCW/A2LHtgerH9KRKU1rsOjBEdOuoci40M5DO+zs7LjgpkIrlL5Pape4GuNbE0DDKExSlLhWg/nTor99iF3GB2lgb8v68bmFXdEOxpFEqcOvqaFIIhs+2SZmKPMDVUs4zpb/zC6uv7Qmgvswht0bBbvbfYuQ3AxCQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764586581; c=relaxed/simple; bh=g2e76Yn/sbImjHv4y74H+AipGCCv7UAyEDCrCMgY/UM=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=NhfV7JAzr5xNtUARrhDvIJLthPEpI8ziw/9KTkVhnu8Hkkgrv2TmzAd/6o7EPJ9k9kdGZwhs2g4jkIEF0XPATRvzwn/IKBDQp6hgeIyUyPDRbRfpZvz7ViIOEUik1dcXFgoA28+IL95EIEnngxsvSAmOtQixmcI2pg6EGzlOsCs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sipsolutions.net; spf=pass smtp.mailfrom=sipsolutions.net; dkim=pass (2048-bit key) header.d=sipsolutions.net header.i=@sipsolutions.net header.b=b2zDRip8; arc=none smtp.client-ip=168.119.38.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sipsolutions.net header.i=@sipsolutions.net header.b="b2zDRip8" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; s=mail; h=MIME-Version:Content-Transfer-Encoding: Content-Type:References:In-Reply-To:Date:Cc:To:From:Subject:Message-ID:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-To: Resent-Cc:Resent-Message-ID; bh=tiRNEO/XNBxkNs9MPPdlx3M52d9PmW2KoL7nHem/Ym0=; t=1764586579; x=1765796179; b=b2zDRip8YXruU8D7mkU8mBf/IWCDVXg1p/SYiu5PxuZ81z/ SJRXxtQ70+XtDmCsAMT4FqGfORz7lWykiKRS0FwOUMDIvQStdcTLTdRi1IBvZVGfKyljnJE8uqoKN 8odkB4tYAt0i4YYMZjETrH1AaD8AdJUjfWVJ2M0AGPpT1dzIhdy3VCX2t6vBG5l5LvNwJq2gLPggl AqoS4RGvzeh9oTbPw0a48tteIZBTTW2S/O9jmCvHvfJc65X9zm1E0S7q9J33cft3kX315nxYtB90Q JTodoCVu64+bUdJJlGhUV18geVHPoXo4+VupvfvTAD9IvkGaJPDrgeBJOZGNnLkA==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.98.2) (envelope-from ) id 1vQ1Zf-0000000D35i-0PYH; Mon, 01 Dec 2025 11:56:07 +0100 Message-ID: <86d982368a85ab9dde17e52b45e77f5f76efea08.camel@sipsolutions.net> Subject: Re: [PATCH v4 11/12] arch/um: don't initialize kasan if it's disabled From: Johannes Berg To: Baoquan He , linux-mm@kvack.org Cc: ryabinin.a.a@gmail.com, andreyknvl@gmail.com, glider@google.com, dvyukov@google.com, vincenzo.frascino@arm.com, akpm@linux-foundation.org, kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org, kexec@lists.infradead.org, elver@google.com, sj@kernel.org, lorenzo.stoakes@oracle.com, snovitoll@gmail.com, christophe.leroy@csgroup.eu, linux-um@lists.infradead.org Date: Mon, 01 Dec 2025 11:56:05 +0100 In-Reply-To: <20251128033320.1349620-12-bhe@redhat.com> References: <20251128033320.1349620-1-bhe@redhat.com> <20251128033320.1349620-12-bhe@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2 (3.56.2-2.fc42) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-malware-bazaar: not-scanned On Fri, 2025-11-28 at 11:33 +0800, Baoquan He wrote: > And also do the kasan_arg_disabled chekcing before kasan_flag_enabled ^^^^^^^^ typo > enabling to make sure kernel parameter kasan=3Don|off has been parsed. But I'm not sure how to understand that sentence. And I have no idea what to do with this patch, with it being random CC of the middle of the series. johannes