linux-kernel - Re: [PATCH v2 5/5] ext4: declare support for FOP

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <tencent_FB9C854A6AB8D1CF28C88A8642B297A59C07@qq.com>
Date: Wed, 25 Jun 2025 18:46:03 +0800
From: Chen Taotao <chentao325@...com>
To: Matthew Wilcox <willy@...radead.org>,
 陈涛涛 Taotao Chen <chentaotao@...iglobal.com>
Cc: "tytso@....edu" <tytso@....edu>, "hch@...radead.org" <hch@...radead.org>,
 "adilger.kernel@...ger.ca" <adilger.kernel@...ger.ca>,
 "brauner@...nel.org" <brauner@...nel.org>,
 "jani.nikula@...ux.intel.com" <jani.nikula@...ux.intel.com>,
 "rodrigo.vivi@...el.com" <rodrigo.vivi@...el.com>,
 "tursulin@...ulin.net" <tursulin@...ulin.net>,
 "airlied@...il.com" <airlied@...il.com>,
 "linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
 "linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>,
 "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>,
 "intel-gfx@...ts.freedesktop.org" <intel-gfx@...ts.freedesktop.org>,
 "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
 "linux-mm@...ck.org" <linux-mm@...ck.org>,
 "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 5/5] ext4: declare support for FOP_DONTCACHE


在 2025/6/24 20:53, Matthew Wilcox 写道:
> On Tue, Jun 24, 2025 at 12:12:10PM +0000, 陈涛涛 Taotao Chen wrote:
>> From: Taotao Chen<chentaotao@...iglobal.com>
>>
>> Set the FOP_DONTCACHE flag in ext4_file_operations to indicate that
>> ext4 supports IOCB_DONTCACHE handling in buffered write paths.
> I think this patch should be combined with the previous patch so we
> see all the change needed to support DONTCACHE in one patch.

I’ll merge the patches to keep the DONTCACHE support self-contained. Thanks!