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]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EE1B8CE8D6B for ; Mon, 17 Nov 2025 17:00:14 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 321448E001C; Mon, 17 Nov 2025 12:00:14 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 2F95D8E0002; Mon, 17 Nov 2025 12:00:14 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 20F958E001C; Mon, 17 Nov 2025 12:00:14 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 0DDBD8E0002 for ; Mon, 17 Nov 2025 12:00:14 -0500 (EST) Received: from smtpin18.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 977EA139AFF for ; Mon, 17 Nov 2025 17:00:13 +0000 (UTC) X-FDA: 84120711906.18.398AB40 Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf18.hostedemail.com (Postfix) with ESMTP id C6E2D1C0005 for ; Mon, 17 Nov 2025 17:00:11 +0000 (UTC) Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=DXRkM0oz; spf=pass (imf18.hostedemail.com: domain of david@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1763398811; 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:dkim-signature; bh=EAlaPB0tCEg4Zy+navTIrv3OeeygcARrLMso+2IJFQY=; b=i5+nx/c9y0Ckqr8a/cytwkZH9dE4uGyFPmxlI1+15j3FGkze/6TYcprcpjwIf65RVWhm8i Dvemlh+DeLvQVPOIYA4yJP3laGPl26Rkyg8Jwh36XFg/aISPNA+A+XzYTzAca7JzJwyywM PnriHT7UkUg1Xnzv5pJJVjRf8ddjo34= ARC-Authentication-Results: i=1; imf18.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=DXRkM0oz; spf=pass (imf18.hostedemail.com: domain of david@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1763398811; a=rsa-sha256; cv=none; b=g4xUmcWiyYuGTcqAZ/NQc4zrJQm+kx4SL1YRMw6L92k1QOLg5SJd1Tj1YHgdNXYRgzUpi6 LXx+nKRCrFP3iTfGqV+yun200i+9M9w/UxpUoCUjWel8XaWlvyLOqSJalDt3m9R4o6Jpvz RLzkVMw3Bp8wAWsdicddDDtznVGxbQw= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 22F806022A; Mon, 17 Nov 2025 17:00:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 74A21C19423; Mon, 17 Nov 2025 17:00:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763398810; bh=DD5aJ0CYO5FJNOi0XizsUc+cIpf1vb2XlK1BACSazP0=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=DXRkM0ozBdjtfmku47EUoC5aecIc/EhtwKbfV03r6i/hnVF43NpNJqwcS5qsIM4sZ avJzaJxVZPsWIk57vzZFBdJ8qMZwHaZgWPw2J8z1rcKS6opHRvYWcSampBtKJNuyi+ 8LbTFQqizNyKlp3G/TpTx3az3+xSzmy585HKNQKygHRc95Spvxd4mCuwtv20Ol0uZ9 0/W56NbOhupcwU+sCxTDUbL9FQ321StUqwAvFcpMbdKax710y+6ZE+Oz+xrxJ/laew y+8QoolAbRNF4F6Hq9e7TkPvEUMYzfDVNhvgt5o3x+z4NagMG8v7lKnxf7vJF5NP5y rkUHC+7R4jnJw== Message-ID: <4c5a9201-b2dc-4765-bfc7-f89ec095b629@kernel.org> Date: Mon, 17 Nov 2025 18:00:04 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 1/4] userfaultfd: move vma_can_userfault out of line To: Mike Rapoport , linux-mm@kvack.org Cc: Andrea Arcangeli , Andrew Morton , Baolin Wang , Hugh Dickins , "Liam R. Howlett" , Lorenzo Stoakes , Michal Hocko , Nikita Kalyazin , Paolo Bonzini , Peter Xu , Sean Christopherson , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org References: <20251117114631.2029447-1-rppt@kernel.org> <20251117114631.2029447-2-rppt@kernel.org> From: "David Hildenbrand (Red Hat)" Content-Language: en-US In-Reply-To: <20251117114631.2029447-2-rppt@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: C6E2D1C0005 X-Stat-Signature: d1mdy78fjbxchh1taoq8y6nak436cdtu X-Rspam-User: X-HE-Tag: 1763398811-88346 X-HE-Meta: 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 dp8M4o9z Lln/2e76sMlOc5Mz9vwpRLh9ViyC7twK0Hp+7odE4iDGTuG0mFSqXcKzQV1X7EgUWXHJUagxAYIogNO8FqS+VX4IAoqNyL2GsD2h5EqGTrD/T1DOAXCJN+bopJA3821uxQcmkwJQfmFgj/roBCstZdhW+37NaSP/VHfII/a0SmW8zPV1bsgA5+2D/5XPeySKhjRSI4rLuQwr0HpiVP6gxWtTZvzSyuvGTZoC+FaoncF81gbM2O+wQ+nKaim/CHQX8V/rZN+7maqZsZjAelnY8IV6BRkhbEh/SRgEFrXzFs1BgtBoQxjgKp+rF5iHtN0Lb3wZl1XuiDxSU/II= 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: On 17.11.25 12:46, Mike Rapoport wrote: > From: "Mike Rapoport (Microsoft)" > > vma_can_userfault() has grown pretty big and it's not called on > performance critical path. > > Move it out of line. > > No functional changes. > > Signed-off-by: Mike Rapoport (Microsoft) Reviewed-by: David Hildenbrand (Red Hat) -- Cheers David