From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Jan Kara <jack@suse.cz>
Cc: matthew.garrett@nebula.com, yuchao0@huawei.com, tytso@mit.edu,
ard.biesheuvel@linaro.org, josef@toxicpanda.com, clm@fb.com,
adilger.kernel@dilger.ca, viro@zeniv.linux.org.uk, jack@suse.com,
dsterba@suse.com, jaegeuk@kernel.org, jk@ozlabs.org,
reiserfs-devel@vger.kernel.org, linux-efi@vger.kernel.org,
devel@lists.orangefs.org, linux-kernel@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net,
linux-xfs@vger.kernel.org, linux-mm@kvack.org,
linux-nilfs@vger.kernel.org, linux-mtd@lists.infradead.org,
ocfs2-devel@oss.oracle.com, linux-fsdevel@vger.kernel.org,
linux-ext4@vger.kernel.org, linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 2/7] vfs: flush and wait for io when setting the immutable flag via SETFLAGS
Date: Mon, 24 Jun 2019 09:36:42 -0700 [thread overview]
Message-ID: <20190624163642.GT5387@magnolia> (raw)
In-Reply-To: <20190624153358.GH32376@quack2.suse.cz>
On Mon, Jun 24, 2019 at 05:33:58PM +0200, Jan Kara wrote:
> On Fri 21-06-19 16:57:07, Darrick J. Wong wrote:
> > +/*
> > + * Flush file data before changing attributes. Caller must hold any locks
> > + * required to prevent further writes to this file until we're done setting
> > + * flags.
> > + */
> > +static inline int inode_flush_data(struct inode *inode)
> > +{
> > + inode_dio_wait(inode);
> > + return filemap_write_and_wait(inode->i_mapping);
> > +}
>
> BTW, how about calling this function inode_drain_writes() instead? The
> 'flush_data' part is more a detail of implementation of write draining than
> what we need to do to set immutable flag.
Ok, that's a much better description of what the function does.
--D
>
> Honza
> --
> Jan Kara <jack@suse.com>
> SUSE Labs, CR
next prev parent reply other threads:[~2019-06-24 16:38 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-21 23:56 [PATCH v4 0/7] vfs: make immutable files actually immutable Darrick J. Wong
2019-06-21 23:56 ` [PATCH 1/7] mm/fs: don't allow writes to immutable files Darrick J. Wong
2019-06-24 11:13 ` Jan Kara
2019-06-21 23:57 ` [PATCH 2/7] vfs: flush and wait for io when setting the immutable flag via SETFLAGS Darrick J. Wong
2019-06-24 11:37 ` Jan Kara
2019-06-24 21:58 ` Darrick J. Wong
2019-06-25 3:04 ` [Ocfs2-devel] " Darrick J. Wong
2019-06-25 7:08 ` Jan Kara
2019-06-24 15:33 ` Jan Kara
2019-06-24 16:36 ` Darrick J. Wong [this message]
2019-06-21 23:57 ` [PATCH 3/7] vfs: flush and wait for io when setting the immutable flag via FSSETXATTR Darrick J. Wong
2019-06-21 23:57 ` [PATCH 4/7] vfs: don't allow most setxattr to immutable files Darrick J. Wong
2019-06-21 23:57 ` [PATCH 5/7] xfs: refactor setflags to use setattr code directly Darrick J. Wong
2019-06-21 23:57 ` [PATCH 6/7] xfs: clean up xfs_merge_ioc_xflags Darrick J. Wong
2019-06-21 23:57 ` [PATCH 7/7] vfs: don't allow writes to swap files Darrick J. Wong
2019-06-25 10:36 ` [PATCH v4 0/7] vfs: make immutable files actually immutable Christoph Hellwig
2019-06-25 18:03 ` Darrick J. Wong
2019-06-25 20:37 ` Andreas Dilger
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=20190624163642.GT5387@magnolia \
--to=darrick.wong@oracle.com \
--cc=adilger.kernel@dilger.ca \
--cc=ard.biesheuvel@linaro.org \
--cc=clm@fb.com \
--cc=devel@lists.orangefs.org \
--cc=dsterba@suse.com \
--cc=jack@suse.com \
--cc=jack@suse.cz \
--cc=jaegeuk@kernel.org \
--cc=jk@ozlabs.org \
--cc=josef@toxicpanda.com \
--cc=linux-btrfs@vger.kernel.org \
--cc=linux-efi@vger.kernel.org \
--cc=linux-ext4@vger.kernel.org \
--cc=linux-f2fs-devel@lists.sourceforge.net \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-mtd@lists.infradead.org \
--cc=linux-nilfs@vger.kernel.org \
--cc=linux-xfs@vger.kernel.org \
--cc=matthew.garrett@nebula.com \
--cc=ocfs2-devel@oss.oracle.com \
--cc=reiserfs-devel@vger.kernel.org \
--cc=tytso@mit.edu \
--cc=viro@zeniv.linux.org.uk \
--cc=yuchao0@huawei.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).