From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 14CBE36C5A7 for ; Wed, 14 Jan 2026 11:23:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768389839; cv=none; b=cw+10QtXFmCewVWptWRPH2ed0K3Iu8M7pR1rALRPpyX+cbHPpRCqaTaIXxX9IPp7XoAWOxeC0iXHNfZYzuLbAXbPrvUav4w64o97rfCAs5l1gB+ThN55AjFClx7aQDLZ4Db41NeEqu1nn+5lgWxVS8mS7OKMeBSoRFVG+vasMDc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768389839; c=relaxed/simple; bh=CU7pspqVFIVlf6unOXZ0Myd++E9+vX0pxaKf1HIeFZk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=WWnIYN7wN0vIq7wvz3rLMLIcVGWUxZ0S8IG6Ir6/kJV5AGx3W+ARCFf9LYE62x9OJo/iIOIXM4qX0pOKwpi3v2XBYJs7XICF3+EWaS8/NMUrrXweC+GrQpWGHy5AUz9DrQGhFenWcKAfNl+HylJD/D0RBkhCiLIYAtq3ZW9kw6Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ut0P9lA9; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ut0P9lA9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 15B43C4CEF7; Wed, 14 Jan 2026 11:23:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768389838; bh=CU7pspqVFIVlf6unOXZ0Myd++E9+vX0pxaKf1HIeFZk=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ut0P9lA9j9j7nslAaREJqvMqIcmCQ2WrQdJDns6AUp+PwTpj5uyfjtH8PTKAC4JEF iwtgb+whVZRKvXr2hGy0IgSIVyRF638CXnclmy2tDVBpuXupuwQA0I+tvDzk+0Svei KgJE8mXmP1Zi8+gays9nS6dBFPiW6qaLk0++Fovl0GaBROA9igGmLAJVSIp4z1VfEv CwBipKKkndTXgAEGwmSxZS8cidjr9IV4x8jU1kUjS9mtW43aXiFOvZt+/5cMKaPp/g KHknqIj7QGxJIDB8Yfo7FIsaO/6pGNWUqjgJDJeC44oO2h/uvYvcejz5GUV2G8Ev0O oqK1LWE6GEnHg== Message-ID: Date: Wed, 14 Jan 2026 12:23:54 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH mm-new v4 2/6] mm: khugepaged: refine scan progress number To: Vernon Yang , akpm@linux-foundation.org Cc: lorenzo.stoakes@oracle.com, ziy@nvidia.com, dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vernon Yang References: <20260111121909.8410-1-yanglincheng@kylinos.cn> <20260111121909.8410-3-yanglincheng@kylinos.cn> From: "David Hildenbrand (Red Hat)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit > mmap_locked = false; > result = hpage_collapse_scan_file(mm, addr, file, pgoff, > - cc); > + NULL, cc); > fput(file); > } else { > result = hpage_collapse_scan_pmd(mm, vma, addr, > - &mmap_locked, cc); > + &mmap_locked, NULL, cc); > } > if (!mmap_locked) > *lock_dropped = true; Seeing the "NULL" tells me that this patch does effectively nothing and should likely get squashed into #3 ? -- Cheers David