From: Dave Chinner <david@fromorbit.com>
To: Allison Collins <allison.henderson@oracle.com>
Cc: Amir Goldstein <amir73il@gmail.com>,
linux-xfs <linux-xfs@vger.kernel.org>
Subject: Re: [PATCH v7 01/19] xfs: Replace attribute parameters with struct xfs_name
Date: Tue, 25 Feb 2020 11:49:50 +1100 [thread overview]
Message-ID: <20200225004950.GB10776@dread.disaster.area> (raw)
In-Reply-To: <b7183c7e-e046-13f0-92a6-efa94e0ecfcc@oracle.com>
On Sun, Feb 23, 2020 at 09:03:05AM -0700, Allison Collins wrote:
> On 2/23/20 2:34 AM, Amir Goldstein wrote:
> > On Sun, Feb 23, 2020 at 4:07 AM Allison Collins
> > A struct inititializer macro would have been nice, so code like this:
> >
> > + struct xfs_name xname;
> > +
> > + xfs_name_init(&xname, name);
> >
> > Would become:
> > + struct xfs_name xname = XFS_NAME_STR_INIT(name);
> >
> > As a matter of fact, in most of the cases a named local variable is
> > not needed at
> > all and the code could be written with an anonymous local struct variable macro:
> >
> > + error = xfs_attr_remove(XFS_I(inode), XFS_NAME_STR(name), flags);
> >
> The macro does look nice. I would be the third iteration of initializers
> that this patch has been through though. Can I get a consensus of how many
> people like the macro?
Not me. All it means is that every time I look at this code I have
to go look at what that shouty macro does, then have to understand
it's being "smart and clever" to save a couple of lines of clear,
obviously correct code.
That's not an improvement.
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
next prev parent reply other threads:[~2020-02-25 0:49 UTC|newest]
Thread overview: 135+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-23 2:05 [PATCH v7 00/19] xfs: Delayed Ready Attrs Allison Collins
2020-02-23 2:05 ` [PATCH v7 01/19] xfs: Replace attribute parameters with struct xfs_name Allison Collins
2020-02-23 9:34 ` Amir Goldstein
2020-02-23 16:03 ` Allison Collins
2020-02-25 0:49 ` Dave Chinner [this message]
2020-02-24 12:08 ` Chandan Rajendra
2020-02-24 16:25 ` Allison Collins
2020-02-24 13:06 ` Brian Foster
2020-02-24 16:25 ` Allison Collins
2020-02-23 2:05 ` [PATCH v7 02/19] xfs: Embed struct xfs_name in xfs_da_args Allison Collins
2020-02-23 11:54 ` Amir Goldstein
2020-02-23 16:51 ` Allison Collins
2020-02-24 6:50 ` Amir Goldstein
2020-02-24 7:36 ` Allison Collins
2020-02-24 7:43 ` Amir Goldstein
2020-02-25 0:57 ` Dave Chinner
2020-02-25 2:00 ` Allison Collins
2020-02-25 4:06 ` Dave Chinner
2020-02-25 4:19 ` Allison Collins
2020-02-25 4:27 ` Darrick J. Wong
2020-02-25 6:07 ` Allison Collins
2020-02-25 6:30 ` Dave Chinner
2020-02-25 17:21 ` Christoph Hellwig
2020-02-25 6:56 ` Chandan Rajendra
2020-02-25 23:26 ` Allison Collins
2020-02-23 2:05 ` [PATCH v7 03/19] xfs: Add xfs_has_attr and subroutines Allison Collins
2020-02-23 12:20 ` Amir Goldstein
2020-02-23 17:28 ` Allison Collins
2020-02-24 6:58 ` Amir Goldstein
2020-02-25 6:26 ` Dave Chinner
2020-02-25 6:43 ` Amir Goldstein
2020-02-25 22:27 ` Dave Chinner
2020-02-24 13:08 ` Brian Foster
2020-02-24 21:18 ` Allison Collins
2020-02-25 13:25 ` Brian Foster
2020-02-26 2:31 ` Allison Collins
2020-02-25 9:49 ` Chandan Rajendra
2020-02-25 10:15 ` Chandan Rajendra
2020-02-26 2:19 ` Allison Collins
2020-02-26 2:18 ` Allison Collins
2020-02-23 2:05 ` [PATCH v7 04/19] xfs: Check for -ENOATTR or -EEXIST Allison Collins
2020-02-23 12:25 ` Amir Goldstein
2020-02-23 17:33 ` Allison Collins
2020-02-24 13:08 ` Brian Foster
2020-02-24 21:18 ` Allison Collins
2020-02-23 2:05 ` [PATCH v7 05/19] xfs: Factor out new helper functions xfs_attr_rmtval_set Allison Collins
2020-02-25 12:53 ` Chandan Rajendra
2020-02-26 2:20 ` Allison Collins
2020-02-23 2:05 ` [PATCH v7 06/19] xfs: Factor out trans handling in xfs_attr3_leaf_flipflags Allison Collins
2020-02-23 12:30 ` Amir Goldstein
2020-02-23 17:36 ` Allison Collins
2020-02-28 4:56 ` Chandan Rajendra
2020-02-23 2:05 ` [PATCH v7 07/19] xfs: Factor out xfs_attr_leaf_addname helper Allison Collins
2020-02-23 12:42 ` Amir Goldstein
2020-02-23 18:38 ` Allison Collins
2020-02-24 6:38 ` Amir Goldstein
2020-02-24 7:09 ` Allison Collins
2020-02-24 7:27 ` Amir Goldstein
2020-02-25 6:42 ` Dave Chinner
2020-02-25 13:26 ` Brian Foster
2020-02-25 23:26 ` Allison Collins
2020-02-28 6:51 ` Chandan Rajendra
2020-02-23 2:06 ` [PATCH v7 08/19] xfs: Refactor xfs_attr_try_sf_addname Allison Collins
2020-02-23 13:04 ` Amir Goldstein
2020-02-23 17:51 ` Allison Collins
2020-02-24 13:08 ` Brian Foster
2020-02-24 21:19 ` Allison Collins
2020-02-28 7:42 ` Chandan Rajendra
2020-02-28 18:14 ` Allison Collins
2020-02-23 2:06 ` [PATCH v7 09/19] xfs: Factor out trans roll from xfs_attr3_leaf_setflag Allison Collins
2020-02-28 7:59 ` Chandan Rajendra
2020-02-23 2:06 ` [PATCH v7 10/19] xfs: Factor out xfs_attr_rmtval_invalidate Allison Collins
2020-02-28 10:42 ` Chandan Rajendra
2020-02-23 2:06 ` [PATCH v7 11/19] xfs: Factor out trans roll in xfs_attr3_leaf_clearflag Allison Collins
2020-02-28 10:56 ` Chandan Rajendra
2020-02-23 2:06 ` [PATCH v7 12/19] xfs: Add helper function xfs_attr_rmtval_unmap Allison Collins
2020-02-24 13:40 ` Brian Foster
2020-02-24 21:44 ` Allison Collins
2020-02-25 13:27 ` Brian Foster
2020-02-26 3:29 ` Allison Collins
2020-02-26 13:47 ` Brian Foster
2020-02-25 7:21 ` Dave Chinner
2020-02-25 23:27 ` Allison Collins
2020-02-28 14:22 ` Chandan Rajendra
2020-02-23 2:06 ` [PATCH v7 13/19] xfs: Add delay ready attr remove routines Allison Collins
2020-02-24 15:25 ` Brian Foster
2020-02-24 17:03 ` Brian Foster
2020-02-24 23:14 ` Allison Collins
2020-02-24 23:56 ` Darrick J. Wong
2020-02-25 13:34 ` Brian Foster
2020-02-26 5:36 ` Allison Collins
2020-02-26 13:48 ` Brian Foster
2020-02-26 19:23 ` Allison Collins
2020-02-25 8:57 ` Dave Chinner
2020-02-26 0:57 ` Allison Collins
2020-02-26 22:34 ` Dave Chinner
2020-02-27 4:18 ` Allison Collins
2020-03-03 5:03 ` Chandan Rajendra
2020-03-03 5:40 ` Allison Collins
2020-02-23 2:06 ` [PATCH v7 14/19] xfs: Add delay ready attr set routines Allison Collins
2020-03-03 13:41 ` Chandan Rajendra
2020-03-03 17:07 ` Allison Collins
2020-02-23 2:06 ` [PATCH v7 15/19] xfs: Add helper function xfs_attr_node_shrink Allison Collins
2020-02-23 13:22 ` Amir Goldstein
2020-02-23 18:41 ` Allison Collins
2020-02-25 9:05 ` Dave Chinner
2020-02-26 1:48 ` Allison Collins
2020-02-23 2:06 ` [PATCH v7 16/19] xfs: Simplify xfs_attr_set_iter Allison Collins
2020-02-23 13:26 ` Amir Goldstein
2020-02-23 18:42 ` Allison Collins
2020-02-25 9:21 ` Dave Chinner
2020-02-26 2:13 ` Allison Collins
2020-02-26 22:39 ` Dave Chinner
2020-03-04 4:30 ` Chandan Rajendra
2020-03-04 17:04 ` Allison Collins
2020-03-05 3:39 ` Chandan Rajendra
2020-02-23 2:06 ` [PATCH v7 17/19] xfs: Add helper function xfs_attr_leaf_mark_incomplete Allison Collins
2020-02-23 13:47 ` Amir Goldstein
2020-02-23 18:43 ` Allison Collins
2020-02-25 9:31 ` Dave Chinner
2020-02-26 2:17 ` Allison Collins
2020-03-04 4:37 ` Chandan Rajendra
2020-02-23 2:06 ` [PATCH v7 18/19] xfs: Add remote block helper functions Allison Collins
2020-02-23 13:45 ` Amir Goldstein
2020-03-04 4:59 ` Chandan Rajendra
2020-02-23 2:06 ` [PATCH v7 19/19] xfs: Remove xfs_attr_rmtval_remove Allison Collins
2020-02-23 13:54 ` Amir Goldstein
2020-02-23 18:50 ` Allison Collins
2020-02-23 7:55 ` [PATCH v7 00/19] xfs: Delayed Ready Attrs Amir Goldstein
2020-02-23 16:02 ` Allison Collins
2020-02-24 6:30 ` Amir Goldstein
2020-02-24 16:23 ` Allison Collins
2020-02-25 5:53 ` Amir Goldstein
2020-02-24 8:31 ` Chandan Rajendra
2020-02-25 9:52 ` Dave Chinner
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