From: Shiyang Ruan <ruansy.fnst@fujitsu.com>
To: Dave Chinner <david@fromorbit.com>
Cc: <linux-xfs@vger.kernel.org>, <nvdimm@lists.linux.dev>,
<linux-fsdevel@vger.kernel.org>, <linux-mm@kvack.org>,
<djwong@kernel.org>, <dan.j.williams@intel.com>,
<hch@infradead.org>, <jane.chu@oracle.com>,
<akpm@linux-foundation.org>, <willy@infradead.org>
Subject: Re: [PATCH v10 2/3] fs: introduce super_drop_pagecache()
Date: Tue, 21 Feb 2023 09:57:52 +0800 [thread overview]
Message-ID: <b872f2e8-c451-697b-e9cf-63c5bae52a8a@fujitsu.com> (raw)
In-Reply-To: <20230220212506.GS360264@dread.disaster.area>
在 2023/2/21 5:25, Dave Chinner 写道:
> On Fri, Feb 17, 2023 at 02:48:31PM +0000, Shiyang Ruan wrote:
>> xfs_notify_failure.c requires a method to invalidate all dax mappings.
>> drop_pagecache_sb() can do this but it is a static function and only
>> build with CONFIG_SYSCTL. Now, move its implementation into super.c and
>> call it super_drop_pagecache(). Use its second argument as invalidator
>> so that we can choose which invalidate method to use.
>>
>> Signed-off-by: Shiyang Ruan <ruansy.fnst@fujitsu.com>
>
> I got no repsonse last time, so I'll just post a link to the
> concerns I stated about this:
>
> https://lore.kernel.org/linux-xfs/20230205215000.GT360264@dread.disaster.area/
Please see patch 3. I changed the code: freeze the fs, then drop its
caches.
--
Thanks,
Ruan.
>
> -Dave.
next prev parent reply other threads:[~2023-02-21 1:58 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-17 14:48 [PATCH v10 0/3] mm, pmem, xfs: Introduce MF_MEM_REMOVE for unbind Shiyang Ruan
2023-02-17 14:48 ` [PATCH v10 1/3] xfs: fix the calculation of length and end Shiyang Ruan
2023-02-17 14:48 ` [PATCH v10 2/3] fs: introduce super_drop_pagecache() Shiyang Ruan
2023-02-17 16:14 ` Matthew Wilcox
2023-02-18 1:16 ` Shiyang Ruan
2023-02-18 18:27 ` Matthew Wilcox
2023-02-20 9:39 ` Shiyang Ruan
2023-02-20 9:45 ` Shiyang Ruan
2023-02-20 21:25 ` Dave Chinner
2023-02-21 1:57 ` Shiyang Ruan [this message]
2023-02-26 23:50 ` Dave Chinner
2023-02-17 14:48 ` [PATCH v10 3/3] mm, pmem, xfs: Introduce MF_MEM_REMOVE for unbind Shiyang Ruan
2023-02-27 0:07 ` Dave Chinner
2023-02-27 10:06 ` Shiyang Ruan
2023-03-21 10:59 ` Shiyang Ruan
2023-03-24 9:49 ` Shiyang Ruan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=b872f2e8-c451-697b-e9cf-63c5bae52a8a@fujitsu.com \
--to=ruansy.fnst@fujitsu.com \
--cc=akpm@linux-foundation.org \
--cc=dan.j.williams@intel.com \
--cc=david@fromorbit.com \
--cc=djwong@kernel.org \
--cc=hch@infradead.org \
--cc=jane.chu@oracle.com \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-xfs@vger.kernel.org \
--cc=nvdimm@lists.linux.dev \
--cc=willy@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.