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 BB235C61DBE for ; Tue, 25 Aug 2026 12:45:55 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CC64B6B00B9; Tue, 25 Aug 2026 08:45:54 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C77AC6B00BB; Tue, 25 Aug 2026 08:45:54 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B90BF6B00C2; Tue, 25 Aug 2026 08:45:54 -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 98A826B00B9 for ; Tue, 25 Aug 2026 08:45:54 -0400 (EDT) Received: from smtpin02.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 0CCE01C1989 for ; Tue, 25 Aug 2026 12:45:54 +0000 (UTC) X-FDA: 85139763828.02.0D7459D Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf01.hostedemail.com (Postfix) with ESMTP id 722BF40005 for ; Tue, 25 Aug 2026 12:45:52 +0000 (UTC) Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=FrQeZFxF; spf=pass (imf01.hostedemail.com: domain of ljs@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=ljs@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1787661952; b=dQYU8iOgB0v6LtSZaIHc1s+JonFFByyTPl4MakPnIRjAk5Gc5rn827l7sxkv23Z4YVJKGA /x5RNr7tlwUU41fsJV40lMkhc5nIK/JHVcVAKt0BNo5/Bhhe2xAdRbY2lIjkOR7l0x+Xbt sTa4hY5IjoRkRF91Jb45v0HBJJ2UBm8= ARC-Authentication-Results: i=1; imf01.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=FrQeZFxF; spf=pass (imf01.hostedemail.com: domain of ljs@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=ljs@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=1787661952; 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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=HmU7Nx1JQE3YxPhX+v6TAS2KEkW3fAfvmpp1LlgfD+k=; b=4lpd7Am6hjqw1SZy4fgoGFy1hpB3rYZfWOpHl4lJBTTNniESTmjhABfEjx7+kWqQ1LrS+R TuqEj1ShEfBLp6IWt7lg6gGyEMpFSyIiTroPtXPqaz/vuVB+SHIJpTyczmDiaME3Z8gRyo HgHMLpffznOJzwBAKBCwEtrF8eQfyUw= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id EBB42601E0; Tue, 25 Aug 2026 12:45:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 44D541F00A3A; Tue, 25 Aug 2026 12:45:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787661951; bh=HmU7Nx1JQE3YxPhX+v6TAS2KEkW3fAfvmpp1LlgfD+k=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=FrQeZFxFXeX4LKudQJw20QTFvQnO22SmMG56FnrB8ggAxqyHNYAmRrDt/U5lQp2o9 xD+k7xpnj2S8whkR1WdLH0svZP3kuSymzo+wTdxkJc/2n5edsDZ5cJRohfzF9iw6G4 IkjJvlB4YOLDHmNGUWqU3rgH+dNXpRpHT6EUpBjyobO/kfK7IeYn7Uf2JWjaJjcjN5 Qc73mVM2KUtXpsULAKT8QcnDJ34cwDJ1dV+0phk/lTP3asmXoYQy99p/E4oyP0gCJ0 M4RarS4afzXUSN02FSIwBh6pLVN/oJZjZX8rm0QttrMbjnMn/gRxqKT9d+neMslcNs ujeukwwwcgftA== Date: Tue, 25 Aug 2026 13:45:40 +0100 From: "Lorenzo Stoakes (ARM)" To: "Mike Rapoport (Microsoft)" Cc: Andrew Morton , David Hildenbrand , Baolin Wang , Barry Song , Dev Jain , Hugh Dickins , Jann Horn , Jason Gunthorpe , John Hubbard , Jonathan Corbet , Lance Yang , "Liam R. Howlett" , Masami Hiramatsu , Mathieu Desnoyers , Michal Hocko , Muchun Song , Nico Pache , Oscar Salvador , Pedro Falcato , Peter Xu , Ryan Roberts , Shakeel Butt , Shuah Khan , Steven Rostedt , Suren Baghdasaryan , Usama Arif , Vlastimil Babka , Zi Yan , linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-trace-kernel@vger.kernel.org Subject: Re: [PATCH 6/6] userfaultfd: collapse VM_UFFD_{MISSING,WP,MINOR,RWP} into single VM_UFFD Message-ID: References: <20260823-uffd-vm-flags-v1-v1-0-3086981b33cf@kernel.org> <20260823-uffd-vm-flags-v1-v1-6-3086981b33cf@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: 722BF40005 X-Rspamd-Server: rspam10 X-Rspam-User: X-Stat-Signature: p4akmpcn4dcf3wfe8ajff7fatrn5ekgd X-HE-Tag: 1787661952-216970 X-HE-Meta: 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 gUEzYmIw LmAAUJW4MtvsQB29F23buTSiHYhEkm18eDvOzFkoRFoUpE9/tc9cavFeWXFhkBaZ91eVKBDdiSEXXTnQ5EsULhVqYdbxNhv0MX+y0puFPsnie4856IAFKoKuyMnuwDfWEEvXmoHoNE5RYeKvNKLC+eLbrEaaXM4dkm6e46tNR+2HxvD04Zct224Xl/x9Q3QZ3iK2J98+pLPXtSBPTQlKllrPMa50sLdoRpxaXBF77NBjIiy/s52rM6j/IGzRsB8vMXBuT7BUBXFGU16Z8+AiO4iXa7mSrY0VxSrAmDCCdTSJOsTQ= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Aug 25, 2026 at 01:44:23PM +0100, Lorenzo Stoakes (ARM) wrote: > Isn't this patch then a bisection hazard where the previous one makes the flags Ignore this one, I realised I was wrong and forgot to delete :) -- Cheers, Lorenzo