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 DBB41C88E63 for ; Sun, 13 Sep 2026 18:49:36 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D257C6B0093; Sun, 13 Sep 2026 14:49:35 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CD5676B0095; Sun, 13 Sep 2026 14:49:35 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BEE3B6B0096; Sun, 13 Sep 2026 14:49:35 -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 9CD2F6B0093 for ; Sun, 13 Sep 2026 14:49:35 -0400 (EDT) Received: from smtpin29.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 30F851C2D7C for ; Sun, 13 Sep 2026 18:49:35 +0000 (UTC) X-FDA: 85209627510.29.C96E4E4 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf20.hostedemail.com (Postfix) with ESMTP id 995C81C0004 for ; Sun, 13 Sep 2026 18:49:33 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=SFRxiGvj; spf=pass (imf20.hostedemail.com: domain of ljs@kernel.org designates 172.234.252.31 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=1789325373; 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=ASqH2opBRIlLEsueKOw7/l+ZMjsrPLzg0iHEi3azRhk=; b=nW+leU/AZrKhA0TvbO2Hco9RaUu1xsiDdMaUKOQV1ET87za43aEyA64VlrSwxjhctevVLc TW9ioKvq+pCMSlJxrwQBhKKqhEEwH6Gu0LulWaCiGi2sz8Rec4jv9v6Iuwm25TR7DGyGMk kCW6CGOku8urR7SJupnPRkzoU4wBKK4= ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1789325373; b=DDNwZA7D8BBtCbVqvX2Ge8W+BcwkIsfI2OMY88T8ruOZjIHQZrzC39DQ1FHVbb19+N4kWc c3AHp+VUTpgAVft+qeOnsTxqGf87u+FEBUNcgXWo2eWSyzUCP0Polv6qKy1eAj4Y7URy5U ou55Aqbve9U+cSLsntDaTGO8mHdWe/0= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=SFRxiGvj; spf=pass (imf20.hostedemail.com: domain of ljs@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=ljs@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id B209141605; Sun, 13 Sep 2026 18:49:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 717231F00893; Sun, 13 Sep 2026 18:49:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789325372; bh=ASqH2opBRIlLEsueKOw7/l+ZMjsrPLzg0iHEi3azRhk=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=SFRxiGvjwDh+Y+1T2fJ1/aw58TKDIFHaBrbZRrT+UzodT19W1INReS6lIicR23TT2 Q0972OJsaAemnju9rB2GkRyKMJkEzlhbpdPs4KEvEcJXeNe/NIC0YVc7stUSSvCyVj 2/q8JtOvq5touWQUHq85LonqAym+Q+CrQU9/zvQSkcsrgiGzHOAQ3vOESVenX3h8C0 DOaXND6FYi3ljHem6MSczwwBW2UjTPmQw1VqvF55Wf1Qp3HYfD/E36aoK+sYC09n73 MaH06+tG3v84lMrCvA6cjKnaUCDIuBvDtySuHpj/DCtTdRheSswI2QrmbMRlSaUb9V g271a4fZWecvw== Date: Sun, 13 Sep 2026 19:49:25 +0100 From: "Lorenzo Stoakes (ARM)" To: Andrew Morton Cc: Nguyen Ngoc Thang , David Hildenbrand , Zi Yan , Baolin Wang , "Liam R . Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Usama Arif , Matthew Wilcox , linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Jan Kara , Hugh Dickins Subject: Re: [PATCH v2] khugepaged: hold invalidate_lock across collapse_file() readahead Message-ID: References: <20260913163644.122133-1-ngocthang2710.1999@gmail.com> <20260913111700.6de78b5834842f7dd3f12d07@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam04 X-Rspam-User: X-Stat-Signature: z3srtz3ps3e48ns5p9cdz8d36j9zc75f X-Rspamd-Queue-Id: 995C81C0004 X-HE-Tag: 1789325373-850978 X-HE-Meta: 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 H2w8Wja3 ePVodxfJaAeLkBMZmnttZj+0r3iiEFkoZFFmDJwkOoX+tPJainFp82LwZthRhpK/57spB+e6/GLt7QpqD0E1Y23vhyu55bluPLpmvjyczpRHOXKiQOZ8TisjT34QCHy80CSSoyIp3P2rxU9LiJ1ECo3eI9AlDfnz39IOXnEgELf0FAvrGCY2q7W7l8QyOQP4uDckY7a8WXc8CQC6OsCF/OxZ4mjzQRBLLeNfWN3jS1pJmQPJaoH6B428rXawbT4cP/ExexxSF67Gzu64WsJ6sIa05lDwidq2RSYL7FVP6uH8KH0weJhBmq0oFkEH44UaJ1USquxYI0OMa+KSk2PUjMwdP5BIJooexqJSOMdFKdkcO6W4hjLyBHYiZ9A== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sun, Sep 13, 2026 at 07:48:44PM +0100, Lorenzo Stoakes (ARM) wrote: > somebody who has a Ignore this incomplete thought :) -- Cheers, Lorenzo