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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 12893FD8FE0 for ; Thu, 26 Feb 2026 17:04:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=jbbKTdeaXWaU9necbxDM8fJqYsXvjH4fcQC0yJ7hmDE=; b=VJgN/A/tZq6KorL9l4tcXdetv1 lyC2Ei2myMJLso+qviEC2dCQnfmttJGuwqKSNlLBmK35WVHMU9mUhWFEkrv9RKkVB2E9VAPvAKLQq y1TjaPFIn/J4K51qZhCtlffS4BGsDhq44iU0wh/njTQ43hNK2+07431jp+3eAoHyCIHaw6whhrd0p xTBJpC5pZ564wMhH+pWR/wYzrEPwuh3iS3UoHp5MMgUy3B8NNjGJqALeUfcyzDHkDa89lEkWOPZNv 4f7aRaoZVX12X6CO7UyelP0z1AzBe+Hzsdop5KF3SndR3K8HChic/66iXg7KWxBioxc5QxRwW6EDH 9GKWAukw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vvemb-00000006nvl-18YK; Thu, 26 Feb 2026 17:04:13 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vvemZ-00000006nvP-0jg9; Thu, 26 Feb 2026 17:04:12 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 7D43E4344B; Thu, 26 Feb 2026 17:04:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EDDE9C116C6; Thu, 26 Feb 2026 17:04:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772125450; bh=FDgvIDg/FpsyLcXLEbnFl2mr65ZhDFGjem66PFzYFtU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=TWrY/0Yi1wrIkj+Ia8H5X2wEDClTENL0qfEm1jAFrTuJb+i/k7eUa+cPxl+d3mwRg kNKQhrLnR3yR1BXYU8IijcyFmwDfqrfWkez3R9/9dJ3ZigDoY+rAk9QmJIxMc3Levb SHJ/Gxenirvmi0eQZDa4wJSXavgzsw9jFxuy4mvR4lwBJwx9X1FEpiZnzRGAVBZZjA vZSKhP4/aAbp3PxhPnzodL6LqY4kN4Ft1LcdggEFi7yQWc8sJZoBh2Vbndn47H4niE nfg+D00kPBF6IbiNqzQa6R/42kW+qQOydZQbd+vkAP0mVco05lVkYnHBD0nVaHTRqY JRrXTTvBNQ+zg== Message-ID: Date: Thu, 26 Feb 2026 18:04:04 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/4] mm/page_table_check: Pass mm_struct to pxx_user_accessible_page() To: Alexander Gordeev , Pasha Tatashin , Andrew Morton Cc: linux-s390@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org, x86@kernel.org References: <68c2f6df2955033cbf1ccbd2b5c2816e72ac345c.1771845678.git.agordeev@linux.ibm.com> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260226_090411_279728_03233E03 X-CRM114-Status: UNSURE ( 8.19 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2/23/26 12:53, Alexander Gordeev wrote: > From: Tobias Huschle > > Unlike other architectures, s390 does not have means to > distinguish kernel vs user page table entries - neither > an entry itself, nor the address could be used for that. > It is only the mm_struct that indicates whether an entry > in question is mapped to a user space. So pass mm_struct > to pxx_user_accessible_page() callbacks. > > [agordeev@linux.ibm.com: rephrased commit message, removed braces] > > Reviewed-by: Gerald Schaefer > Signed-off-by: Tobias Huschle > Signed-off-by: Alexander Gordeev > --- Acked-by: David Hildenbrand (Arm) -- Cheers, David