From: Jan Kara <jack@suse.cz>
To: Ira Weiny <ira.weiny@intel.com>
Cc: Jan Kara <jack@suse.cz>,
linux-kernel@vger.kernel.org,
"Darrick J. Wong" <darrick.wong@oracle.com>,
Dan Williams <dan.j.williams@intel.com>,
Dave Chinner <david@fromorbit.com>,
Christoph Hellwig <hch@lst.de>,
"Theodore Y. Ts'o" <tytso@mit.edu>,
Jeff Moyer <jmoyer@redhat.com>,
linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org,
linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH RFC 4/8] fs/ext4: Introduce DAX inode flag
Date: Thu, 16 Apr 2020 12:32:26 +0200 [thread overview]
Message-ID: <20200416103226.GE23739@quack2.suse.cz> (raw)
In-Reply-To: <20200415203924.GD2309605@iweiny-DESK2.sc.intel.com>
On Wed 15-04-20 13:39:25, Ira Weiny wrote:
> > > @@ -813,6 +818,17 @@ static int ext4_ioctl_get_es_cache(struct file *filp, unsigned long arg)
> > > return error;
> > > }
> > >
> > > +static void ext4_dax_dontcache(struct inode *inode, unsigned int flags)
> > > +{
> > > + struct ext4_inode_info *ei = EXT4_I(inode);
> > > +
> > > + if (S_ISDIR(inode->i_mode))
> > > + return;
> > > +
> > > + if ((ei->i_flags ^ flags) == EXT4_DAX_FL)
> > > + inode->i_state |= I_DONTCACHE;
> > > +}
> > > +
> >
> > You probably want to use the function you've introduced in the XFS series
> > here...
>
> you mean:
>
> flag_inode_dontcache()
> ???
Yeah, that's what I meant.
> Yes that is done. I sent this prior to v8 (where that was added) of the other
> series...
Yep, I thought that was the case but I wanted to mention it as a reminder.
Honza
--
Jan Kara <jack@suse.com>
SUSE Labs, CR
next prev parent reply other threads:[~2020-04-16 10:34 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-14 4:00 [PATCH RFC 0/8] Enable ext4 support for per-file/directory DAX operations ira.weiny
2020-04-14 4:00 ` [PATCH RFC 1/8] fs/ext4: Narrow scope of DAX check in setflags ira.weiny
2020-04-15 11:45 ` Jan Kara
2020-04-14 4:00 ` [PATCH RFC 2/8] fs/ext4: Disallow verity if inode is DAX ira.weiny
2020-04-15 11:58 ` Jan Kara
2020-04-15 12:00 ` Jan Kara
2020-04-15 15:55 ` Theodore Y. Ts'o
2020-04-15 19:21 ` Ira Weiny
2020-04-15 19:14 ` Ira Weiny
2020-04-16 1:29 ` Eric Biggers
2020-04-16 3:48 ` Ira Weiny
2020-04-15 20:34 ` Ira Weiny
2020-04-14 4:00 ` [PATCH RFC 3/8] fs/ext4: Disallow encryption " ira.weiny
2020-04-15 12:02 ` Jan Kara
2020-04-15 20:35 ` Ira Weiny
2020-04-15 16:03 ` Theodore Y. Ts'o
2020-04-15 17:27 ` Dan Williams
2020-04-15 19:54 ` Ira Weiny
2020-04-21 18:41 ` Ira Weiny
2020-04-21 18:56 ` Darrick J. Wong
2020-04-14 4:00 ` [PATCH RFC 4/8] fs/ext4: Introduce DAX inode flag ira.weiny
2020-04-15 12:08 ` Jan Kara
2020-04-15 20:39 ` Ira Weiny
2020-04-16 10:32 ` Jan Kara [this message]
2020-04-16 18:01 ` Theodore Y. Ts'o
2020-04-16 16:25 ` Darrick J. Wong
2020-04-16 22:33 ` Ira Weiny
2020-04-16 22:49 ` Darrick J. Wong
2020-04-17 0:37 ` Ira Weiny
2020-04-17 1:57 ` Darrick J. Wong
2020-04-17 2:20 ` Ira Weiny
2020-04-17 6:43 ` Andreas Dilger
2020-04-17 17:19 ` Ira Weiny
2020-04-14 4:00 ` [PATCH RFC 5/8] fs/ext4: Make DAX mount option a tri-state ira.weiny
2020-04-15 12:51 ` Jan Kara
2020-04-14 4:00 ` [PATCH RFC 6/8] fs/ext4: Update ext4_should_use_dax() ira.weiny
2020-04-15 13:58 ` Jan Kara
2020-04-17 17:16 ` Ira Weiny
2020-04-14 4:00 ` [PATCH RFC 7/8] fs/ext4: Only change S_DAX on inode load ira.weiny
2020-04-15 14:03 ` Jan Kara
2020-04-17 17:18 ` Ira Weiny
2020-04-14 4:00 ` [PATCH RFC 8/8] Documentation/dax: Update DAX enablement for ext4 ira.weiny
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=20200416103226.GE23739@quack2.suse.cz \
--to=jack@suse.cz \
--cc=dan.j.williams@intel.com \
--cc=darrick.wong@oracle.com \
--cc=david@fromorbit.com \
--cc=hch@lst.de \
--cc=ira.weiny@intel.com \
--cc=jmoyer@redhat.com \
--cc=linux-ext4@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-xfs@vger.kernel.org \
--cc=tytso@mit.edu \
/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).