From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mta0.migadu.com (out-253.mta0.migadu.com [91.218.175.253]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AFA073905F8 for ; Mon, 21 Sep 2026 07:03:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.253 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789974224; cv=none; b=PUKqYu1iwXYsk8g6hXAQSYQT2ToINvt0i9s8D0/WW7HgYjsthOaLCF/1uto6wTw0bR0ORae9uA5aGd4wVBIG3itBylLzn8ZEmebUCrEJyC2wWZnTVeS+H0RxSVQVwR+CVlqjzWP5f6zYCWfSYq699xcd3D0DIg2vHTqTNEELhx0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789974224; c=relaxed/simple; bh=WmDc0N1baiP/8WMRHDil/n3WL/xh4aCmEkI/IFkGwhA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ol7lbwKMMyLSSzbdh/dmhJ+KvNT3FqfPfnhvVK1I3jxN0Yvwe/23IfxcCkXIG0O4RNITZkXCPvCm1zf+rpOdIpVX2qiBd84GUGuuA41yXfYOzWw9Qo88QDP+RBhUVY+dmyNk1w3WOU7wWhJWQcHmqaBN+ZmQH7EjIRR12EM/NHA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=F7s8Zsc+; arc=none smtp.client-ip=91.218.175.253 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="F7s8Zsc+" X-Envelope-To: linux-kernel@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=WmDc0N1baiP/8WMRHDil/n3WL/xh4aCmEkI/IFkGwhA=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1789974220; v=1; x=1790579020; b=F7s8Zsc+INX0m5yAUWTb7oLir5C5P+2JRBYIOQsffQHjDhXtp4WpzbmESuY4ndfYvaI6JtlZ OtLVefN2yT/B9XtQA06/hkgBhUSm51qKAnuI/mAm8PtfCWIo1aRmmUjsWJtqEzWU1GbyA5NnR+9 GtV4savXtVGJIgwMBsAiF8sI= X-Envelope-To: linux-kernel@vger.kernel.org Received: by smtp.migadu.com with ESMTPS id 9f90210b135d8c77; Mon, 21 Sep 2026 07:03:39 +0000 X-Mizu-Trace-ID: 9f90210b135d8c77 X-Migadu-Flow: FLOW_OUT Message-ID: Date: Mon, 21 Sep 2026 15:03:25 +0800 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 v5 04/17] fscrypt: stop setting PG_private on bounce page Content-Language: en-US To: Zi Yan Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Michal Hocko , Usama Arif , Alistair Popple , "Liam R. Howlett" , Muchun Song , Vlastimil Babka , Andrew Morton , David Hildenbrand , Nico Pache , Baolin Wang , Ying Huang , Suren Baghdasaryan , Lorenzo Stoakes , Mike Rapoport , Eric Biggers , "Matthew Wilcox (Oracle)" , Dev Jain , "Theodore Y. Ts'o" , Barry Song , Jaegeuk Kim , Qi Zheng , Gregory Price , Shakeel Butt , Johannes Weiner , Kairui Song , linux-fscrypt@vger.kernel.org, Ryan Roberts References: <20260920-remove-pg_private-v5-0-bb68b6a21869@nvidia.com> <20260920-remove-pg_private-v5-4-bb68b6a21869@nvidia.com> From: Lance Yang In-Reply-To: <20260920-remove-pg_private-v5-4-bb68b6a21869@nvidia.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 2026/9/21 10:28, Zi Yan wrote: > The pointer to a plain text folio is stored in bound_page->private and > cannot be NULL until the bounce_page is freed, making PG_private redundant. > > It prepares for a future commit that remove PG_private. > > No functional change intended. > > Assisted-by: LLM > To: Eric Biggers > To: "Theodore Y. Ts'o" > To: Jaegeuk Kim > Cc: linux-fscrypt@vger.kernel.org > Cc: linux-kernel@vger.kernel.org > Acked-by: Eric Biggers > Acked-by: Usama Arif > Acked-by: David Hildenbrand (Arm) > Signed-off-by: Zi Yan > --- LGTM! Feel free to add: Reviewed-by: Lance Yang