From: Ira Weiny <ira.weiny@intel.com>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org,
Al Viro <viro@zeniv.linux.org.uk>, Jan Kara <jack@suse.cz>,
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-fsdevel@vger.kernel.org
Subject: Re: [PATCH V9 11/11] Documentation/dax: Update Usage section
Date: Tue, 21 Apr 2020 14:49:53 -0700 [thread overview]
Message-ID: <20200421214952.GE3372712@iweiny-DESK2.sc.intel.com> (raw)
In-Reply-To: <20200421203423.GE6742@magnolia>
On Tue, Apr 21, 2020 at 01:34:23PM -0700, Darrick J. Wong wrote:
> On Tue, Apr 21, 2020 at 12:17:53PM -0700, ira.weiny@intel.com wrote:
> > From: Ira Weiny <ira.weiny@intel.com>
> >
> > Update the Usage section to reflect the new individual dax selection
> > functionality.
> >
[snip]
> > +
> > +The default state is 'inode'. Given underlying media support, the following
> > +algorithm is used to determine the effective mode of the file S_DAX on a
> > +capable device.
> > +
> > + S_DAX = FS_XFLAG_DAX;
> > +
> > + if (dax_mount == "always")
> > + S_DAX = true;
> > + else if (dax_mount == "off"
>
> Missing trailing parenthesis here.
Done.
>
> > + S_DAX = false;
> > +
> > +To reiterate: Setting, and inheritance, continues to affect FS_XFLAG_DAX even
> > +while the file system is mounted with a dax override. However, in-core inode
> > +state (S_DAX) will continue to be overridden until the filesystem is remounted
> > +with dax=inode and the inode is evicted."
>
> Trailing double-quote here.
Fixed done.
>
> Otherwise, this looks good to me.
thanks,
Ira
next prev parent reply other threads:[~2020-04-21 21:49 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-21 19:17 [PATCH V9 00/11] XFS - Enable per-file/per-directory DAX operations V9 ira.weiny
2020-04-21 19:17 ` [PATCH V9 01/11] fs/xfs: Remove unnecessary initialization of i_rwsem ira.weiny
2020-04-21 19:17 ` [PATCH V9 02/11] fs: Remove unneeded IS_DAX() check in io_is_direct() ira.weiny
2020-04-21 20:13 ` Darrick J. Wong
2020-04-22 8:37 ` Jan Kara
2020-04-21 19:17 ` [PATCH V9 03/11] fs/stat: Define DAX statx attribute ira.weiny
2020-04-22 16:29 ` Darrick J. Wong
2020-04-22 18:51 ` Ira Weiny
2020-04-23 8:24 ` Jan Kara
2020-04-21 19:17 ` [PATCH V9 04/11] fs/xfs: Change XFS_MOUNT_DAX to XFS_MOUNT_DAX_ALWAYS ira.weiny
2020-04-21 19:17 ` [PATCH V9 05/11] fs/xfs: Make DAX mount option a tri-state ira.weiny
2020-04-21 20:16 ` Darrick J. Wong
2020-04-21 21:06 ` Ira Weiny
2020-04-21 19:17 ` [PATCH V9 06/11] fs/xfs: Create function xfs_inode_should_enable_dax() ira.weiny
2020-04-21 19:17 ` [PATCH V9 07/11] fs/xfs: Combine xfs_diflags_to_linux() and xfs_diflags_to_iflags() ira.weiny
2020-04-21 19:17 ` [PATCH V9 08/11] fs: Lift XFS_IDONTCACNE to the VFS layer ira.weiny
2020-04-21 20:23 ` Darrick J. Wong
2020-04-21 21:12 ` Ira Weiny
2020-04-22 8:41 ` Jan Kara
2020-04-21 19:17 ` [PATCH V9 09/11] fs: Introduce DCACHE_DONTCACHE ira.weiny
2020-04-21 20:25 ` Darrick J. Wong
2020-04-21 21:15 ` Ira Weiny
2020-04-22 2:34 ` Al Viro
2020-04-22 3:46 ` Ira Weiny
2020-04-22 8:46 ` Jan Kara
2020-04-22 15:19 ` Ira Weiny
2020-04-21 19:17 ` [PATCH V9 10/11] fs/xfs: Update xfs_ioctl_setattr_dax_invalidate() ira.weiny
2020-04-21 20:31 ` Darrick J. Wong
2020-04-21 21:30 ` Dave Chinner
2020-04-21 21:43 ` Ira Weiny
2020-04-21 23:13 ` Dave Chinner
2020-04-21 23:24 ` Ira Weiny
2020-04-21 19:17 ` [PATCH V9 11/11] Documentation/dax: Update Usage section ira.weiny
2020-04-21 20:34 ` Darrick J. Wong
2020-04-21 21:49 ` Ira Weiny [this message]
2020-04-22 9:47 ` Jan Kara
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