From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Dave Chinner <david@fromorbit.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 11/18] xfs: remove qcore from incore dquots
Date: Wed, 1 Jul 2020 16:14:49 -0700 [thread overview]
Message-ID: <20200701231449.GO7625@magnolia> (raw)
In-Reply-To: <20200701230754.GC2005@dread.disaster.area>
On Thu, Jul 02, 2020 at 09:07:54AM +1000, Dave Chinner wrote:
> On Tue, Jun 30, 2020 at 08:43:01AM -0700, Darrick J. Wong wrote:
> > From: Darrick J. Wong <darrick.wong@oracle.com>
> >
> > Now that we've stopped using qcore entirely, drop it from the incore
> > dquot.
> >
> > Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ....
> > @@ -1180,7 +1184,6 @@ xfs_qm_dqflush(
> > struct xfs_log_item *lip = &dqp->q_logitem.qli_item;
> > struct xfs_buf *bp;
> > struct xfs_dqblk *dqb;
> > - struct xfs_disk_dquot *ddqp;
> > xfs_failaddr_t fa;
> > int error;
> >
> > @@ -1204,22 +1207,6 @@ xfs_qm_dqflush(
> > if (error)
> > goto out_abort;
> >
> > - /*
> > - * Calculate the location of the dquot inside the buffer.
> > - */
> > - dqb = bp->b_addr + dqp->q_bufoffset;
> > - ddqp = &dqb->dd_diskdq;
> > -
> > - /* sanity check the in-core structure before we flush */
> > - fa = xfs_dquot_verify(mp, &dqp->q_core, dqp->q_id, 0);
> > - if (fa) {
> > - xfs_alert(mp, "corrupt dquot ID 0x%x in memory at %pS",
> > - dqp->q_id, fa);
> > - xfs_buf_relse(bp);
> > - error = -EFSCORRUPTED;
> > - goto out_abort;
> > - }
> > -
> > fa = xfs_qm_dqflush_check(dqp);
> > if (fa) {
> > xfs_alert(mp, "corrupt dquot ID 0x%x in memory at %pS",
> > @@ -1229,7 +1216,9 @@ xfs_qm_dqflush(
> > goto out_abort;
> > }
> >
> > - xfs_dquot_to_disk(ddqp, dqp);
> > + /* Flush the incore dquot to the ondisk buffer. */
> > + dqb = bp->b_addr + dqp->q_bufoffset;
> > + xfs_dquot_to_disk(&dqb->dd_diskdq, dqp);
>
> Oh, this is really hard to read now. d, q, b, and p are all the same
> shape just at different rotations/mirroring, so this now just looks
> like a jumble of random letter salad...
>
> Can you rename dqb to dqblk so it's clearly the pointer to the
> on-disk dquot block and so easy to differentiate at a glance from
> the in-memory dquot pointer?
Ok.
--D
> Cheers,
>
> Dave.
> --
> Dave Chinner
> david@fromorbit.com
next prev parent reply other threads:[~2020-07-01 23:14 UTC|newest]
Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-30 15:41 [PATCH 00/18] xfs: remove xfs_disk_quot from incore dquot Darrick J. Wong
2020-06-30 15:41 ` [PATCH 01/18] xfs: clear XFS_DQ_FREEING if we can't lock the dquot buffer to flush Darrick J. Wong
2020-06-30 21:35 ` Allison Collins
2020-07-01 8:32 ` Chandan Babu R
2020-07-01 8:33 ` Christoph Hellwig
2020-07-01 22:42 ` Dave Chinner
2020-06-30 15:42 ` [PATCH 02/18] xfs: fix inode quota reservation checks Darrick J. Wong
2020-06-30 21:35 ` Allison Collins
2020-07-01 8:33 ` Chandan Babu R
2020-07-01 8:34 ` Christoph Hellwig
2020-06-30 15:42 ` [PATCH 03/18] xfs: validate ondisk/incore dquot flags Darrick J. Wong
2020-06-30 21:35 ` Allison Collins
2020-07-01 8:33 ` Chandan Babu R
2020-07-01 8:42 ` Christoph Hellwig
2020-07-01 18:25 ` Darrick J. Wong
2020-07-02 6:30 ` Christoph Hellwig
2020-07-02 15:13 ` Darrick J. Wong
2020-07-01 22:41 ` Dave Chinner
2020-07-01 23:16 ` Darrick J. Wong
2020-06-30 15:42 ` [PATCH 04/18] xfs: stop using q_core.d_flags in the quota code Darrick J. Wong
2020-07-01 8:34 ` Chandan Babu R
2020-07-01 8:47 ` Christoph Hellwig
2020-07-01 19:02 ` Darrick J. Wong
2020-07-01 20:15 ` Allison Collins
2020-07-01 22:50 ` Dave Chinner
2020-07-01 23:19 ` Darrick J. Wong
2020-07-01 23:44 ` Dave Chinner
2020-07-01 23:50 ` Darrick J. Wong
2020-07-03 0:58 ` Dave Chinner
2020-07-03 18:01 ` Darrick J. Wong
2020-06-30 15:42 ` [PATCH 05/18] xfs: stop using q_core.d_id " Darrick J. Wong
2020-07-01 8:33 ` Chandan Babu R
2020-07-01 8:48 ` Christoph Hellwig
2020-07-01 20:16 ` Allison Collins
2020-06-30 15:42 ` [PATCH 06/18] xfs: use a per-resource struct for incore dquot data Darrick J. Wong
2020-07-01 8:33 ` Chandan Babu R
2020-07-01 8:49 ` Christoph Hellwig
2020-07-01 20:16 ` Allison Collins
2020-06-30 15:42 ` [PATCH 07/18] xfs: stop using q_core limits in the quota code Darrick J. Wong
2020-07-01 8:33 ` Chandan Babu R
2020-07-01 8:50 ` Christoph Hellwig
2020-07-01 20:16 ` Allison Collins
2020-07-01 23:01 ` Dave Chinner
2020-07-01 23:13 ` Darrick J. Wong
2020-07-01 23:33 ` Darrick J. Wong
2020-07-01 23:45 ` Dave Chinner
2020-06-30 15:42 ` [PATCH 08/18] xfs: stop using q_core counters " Darrick J. Wong
2020-07-01 8:33 ` Chandan Babu R
2020-07-01 8:51 ` Christoph Hellwig
2020-07-01 23:20 ` Allison Collins
2020-06-30 15:42 ` [PATCH 09/18] xfs: stop using q_core warning " Darrick J. Wong
2020-07-01 8:33 ` Chandan Babu R
2020-07-01 8:51 ` Christoph Hellwig
2020-07-01 23:20 ` Allison Collins
2020-06-30 15:42 ` [PATCH 10/18] xfs: stop using q_core timers " Darrick J. Wong
2020-07-01 8:34 ` Chandan Babu R
2020-07-01 8:51 ` Christoph Hellwig
2020-07-01 23:20 ` Allison Collins
2020-06-30 15:43 ` [PATCH 11/18] xfs: remove qcore from incore dquots Darrick J. Wong
2020-07-01 8:34 ` Chandan Babu R
2020-07-01 8:52 ` Christoph Hellwig
2020-07-01 23:07 ` Dave Chinner
2020-07-01 23:14 ` Darrick J. Wong [this message]
2020-07-02 2:06 ` Allison Collins
2020-06-30 15:43 ` [PATCH 12/18] xfs: refactor default quota limits by resource Darrick J. Wong
2020-07-01 8:52 ` Chandan Babu R
2020-07-01 8:53 ` Christoph Hellwig
2020-07-01 23:30 ` Dave Chinner
2020-07-02 0:07 ` Darrick J. Wong
2020-07-02 2:06 ` Allison Collins
2020-06-30 15:43 ` [PATCH 13/18] xfs: remove unnecessary arguments from quota adjust functions Darrick J. Wong
2020-07-01 8:53 ` Christoph Hellwig
2020-07-01 8:58 ` Chandan Babu R
2020-07-02 2:06 ` Allison Collins
2020-06-30 15:43 ` [PATCH 14/18] xfs: refactor quota exceeded test Darrick J. Wong
2020-07-01 8:56 ` Christoph Hellwig
2020-07-01 17:51 ` Darrick J. Wong
2020-07-01 18:48 ` Eric Sandeen
2020-07-01 23:34 ` Dave Chinner
2020-07-01 10:19 ` Chandan Babu R
2020-07-02 18:57 ` Allison Collins
2020-06-30 15:43 ` [PATCH 15/18] xfs: refactor xfs_qm_scall_setqlim Darrick J. Wong
2020-07-01 8:56 ` Christoph Hellwig
2020-07-03 4:11 ` Allison Collins
2020-07-03 12:39 ` Chandan Babu R
2020-06-30 15:43 ` [PATCH 16/18] xfs: refactor xfs_trans_dqresv Darrick J. Wong
2020-07-03 4:11 ` Allison Collins
2020-07-03 13:00 ` Chandan Babu R
2020-06-30 15:43 ` [PATCH 17/18] xfs: refactor xfs_trans_apply_dquot_deltas Darrick J. Wong
2020-07-04 20:41 ` Allison Collins
2020-07-06 13:40 ` Chandan Babu R
2020-06-30 15:43 ` [PATCH 18/18] xfs: add more dquot tracepoints Darrick J. Wong
2020-07-04 20:41 ` Allison Collins
2020-07-06 13:42 ` Chandan Babu R
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