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xfs: remove warning counters from struct xfs_dquot_res 

Warning counts are not used anywhere in the kernel. In addition, there
are no use cases, test coverage, or documentation for this functionality.
Remove the 'warnings' field from struct xfs_dquot_res and any other
related code.

Signed-off-by: Catherine Hoang <catherine.hoang@oracle.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Allison Henderson <allison.henderson@oracle.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Catherine Hoang 2022-05-10 13:27:59 -07:00 committed by Dave Chinner
parent 5cc21e522d
commit 2e06df552a
4 changed files with 7 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
fs/xfs/libxfs/xfs_quota_defs.h
View File

@ -16,7 +16,6 @@
* and quota-limits. This is a waste in the common case, but hey ...
*/
typedef uint64_t xfs_qcnt_t;
typedef uint16_t xfs_qwarncnt_t;
typedef uint8_t xfs_dqtype_t;

15
fs/xfs/xfs_dquot.c
View File

@ -136,10 +136,7 @@ xfs_qm_adjust_res_timer(
res->timer = xfs_dquot_set_timeout(mp,
ktime_get_real_seconds() + qlim->time);
} else {
if (res->timer == 0)
res->warnings = 0;
else
res->timer = 0;
res->timer = 0;
}
}
@ -592,10 +589,6 @@ xfs_dquot_from_disk(
dqp->q_ino.count = be64_to_cpu(ddqp->d_icount);
dqp->q_rtb.count = be64_to_cpu(ddqp->d_rtbcount);
dqp->q_blk.warnings = be16_to_cpu(ddqp->d_bwarns);
dqp->q_ino.warnings = be16_to_cpu(ddqp->d_iwarns);
dqp->q_rtb.warnings = be16_to_cpu(ddqp->d_rtbwarns);
dqp->q_blk.timer = xfs_dquot_from_disk_ts(ddqp, ddqp->d_btimer);
dqp->q_ino.timer = xfs_dquot_from_disk_ts(ddqp, ddqp->d_itimer);
dqp->q_rtb.timer = xfs_dquot_from_disk_ts(ddqp, ddqp->d_rtbtimer);
@ -637,9 +630,9 @@ xfs_dquot_to_disk(
ddqp->d_icount = cpu_to_be64(dqp->q_ino.count);
ddqp->d_rtbcount = cpu_to_be64(dqp->q_rtb.count);
ddqp->d_bwarns = cpu_to_be16(dqp->q_blk.warnings);
ddqp->d_iwarns = cpu_to_be16(dqp->q_ino.warnings);
ddqp->d_rtbwarns = cpu_to_be16(dqp->q_rtb.warnings);
ddqp->d_bwarns = 0;
ddqp->d_iwarns = 0;
ddqp->d_rtbwarns = 0;
ddqp->d_btimer = xfs_dquot_to_disk_ts(dqp, dqp->q_blk.timer);
ddqp->d_itimer = xfs_dquot_to_disk_ts(dqp, dqp->q_ino.timer);

8
fs/xfs/xfs_dquot.h
View File

@ -44,14 +44,6 @@ struct xfs_dquot_res {
* in seconds since the Unix epoch.
*/
time64_t timer;
/*
* For root dquots, this is the maximum number of warnings that will
* be issued for this quota type. Otherwise, this is the number of
* warnings issued against this quota. Note that none of this is
* implemented.
*/
xfs_qwarncnt_t warnings;
};
static inline bool

12
fs/xfs/xfs_qm_syscalls.c
View File

@ -343,8 +343,6 @@ xfs_qm_scall_setqlim(
if (xfs_setqlim_limits(mp, res, qlim, hard, soft, "blk"))
xfs_dquot_set_prealloc_limits(dqp);
if (newlim->d_fieldmask & QC_SPC_WARNS)
res->warnings = newlim->d_spc_warns;
if (newlim->d_fieldmask & QC_SPC_TIMER)
xfs_setqlim_timer(mp, res, qlim, newlim->d_spc_timer);
@ -359,8 +357,6 @@ xfs_qm_scall_setqlim(
qlim = id == 0 ? &defq->rtb : NULL;
xfs_setqlim_limits(mp, res, qlim, hard, soft, "rtb");
if (newlim->d_fieldmask & QC_RT_SPC_WARNS)
res->warnings = newlim->d_rt_spc_warns;
if (newlim->d_fieldmask & QC_RT_SPC_TIMER)
xfs_setqlim_timer(mp, res, qlim, newlim->d_rt_spc_timer);
@ -375,8 +371,6 @@ xfs_qm_scall_setqlim(
qlim = id == 0 ? &defq->ino : NULL;
xfs_setqlim_limits(mp, res, qlim, hard, soft, "ino");
if (newlim->d_fieldmask & QC_INO_WARNS)
res->warnings = newlim->d_ino_warns;
if (newlim->d_fieldmask & QC_INO_TIMER)
xfs_setqlim_timer(mp, res, qlim, newlim->d_ino_timer);
@ -417,13 +411,13 @@ xfs_qm_scall_getquota_fill_qc(
dst->d_ino_count = dqp->q_ino.reserved;
dst->d_spc_timer = dqp->q_blk.timer;
dst->d_ino_timer = dqp->q_ino.timer;
dst->d_ino_warns = dqp->q_ino.warnings;
dst->d_spc_warns = dqp->q_blk.warnings;
dst->d_ino_warns = 0;
dst->d_spc_warns = 0;
dst->d_rt_spc_hardlimit = XFS_FSB_TO_B(mp, dqp->q_rtb.hardlimit);
dst->d_rt_spc_softlimit = XFS_FSB_TO_B(mp, dqp->q_rtb.softlimit);
dst->d_rt_space = XFS_FSB_TO_B(mp, dqp->q_rtb.reserved);
dst->d_rt_spc_timer = dqp->q_rtb.timer;
dst->d_rt_spc_warns = dqp->q_rtb.warnings;
dst->d_rt_spc_warns = 0;
/*
* Internally, we don't reset all the timers when quota enforcement