summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorDarrick J. Wong <darrick.wong@oracle.com>2020-07-14 10:37:33 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2020-07-28 20:24:14 -0700
commitea0cc6fa8f89a0089c561b65b909ceab48463338 (patch)
tree5a520a7b80ed5e6ef55f7d5c920e31a9c440653d
parentc8c753e19a76507a2b686d9c521d5266351c75d0 (diff)
downloadlinux-ea0cc6fa8f89a0089c561b65b909ceab48463338.tar.gz
linux-ea0cc6fa8f89a0089c561b65b909ceab48463338.tar.bz2
linux-ea0cc6fa8f89a0089c561b65b909ceab48463338.zip
xfs: refactor quota exceeded test
Refactor the open-coded test for whether or not we're over quota. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
-rw-r--r--fs/xfs/xfs_dquot.c91
1 files changed, 26 insertions, 65 deletions
diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
index c09d9257fad9..98cb31f28aaf 100644
--- a/fs/xfs/xfs_dquot.c
+++ b/fs/xfs/xfs_dquot.c
@@ -99,6 +99,29 @@ xfs_qm_adjust_dqlimits(
}
/*
+ * Determine if this quota counter is over either limit and set the quota
+ * timers as appropriate.
+ */
+static inline void
+xfs_qm_adjust_res_timer(
+ struct xfs_dquot_res *res,
+ struct xfs_quota_limits *qlim)
+{
+ ASSERT(res->hardlimit == 0 || res->softlimit <= res->hardlimit);
+
+ if ((res->softlimit && res->count > res->softlimit) ||
+ (res->hardlimit && res->count > res->hardlimit)) {
+ if (res->timer == 0)
+ res->timer = ktime_get_real_seconds() + qlim->time;
+ } else {
+ if (res->timer == 0)
+ res->warnings = 0;
+ else
+ res->timer = 0;
+ }
+}
+
+/*
* Check the limits and timers of a dquot and start or reset timers
* if necessary.
* This gets called even when quota enforcement is OFF, which makes our
@@ -122,71 +145,9 @@ xfs_qm_adjust_dqtimers(
ASSERT(dq->q_id);
defq = xfs_get_defquota(qi, xfs_dquot_type(dq));
-#ifdef DEBUG
- if (dq->q_blk.hardlimit)
- ASSERT(dq->q_blk.softlimit <= dq->q_blk.hardlimit);
- if (dq->q_ino.hardlimit)
- ASSERT(dq->q_ino.softlimit <= dq->q_ino.hardlimit);
- if (dq->q_rtb.hardlimit)
- ASSERT(dq->q_rtb.softlimit <= dq->q_rtb.hardlimit);
-#endif
-
- if (!dq->q_blk.timer) {
- if ((dq->q_blk.softlimit &&
- (dq->q_blk.count > dq->q_blk.softlimit)) ||
- (dq->q_blk.hardlimit &&
- (dq->q_blk.count > dq->q_blk.hardlimit))) {
- dq->q_blk.timer = ktime_get_real_seconds() +
- defq->blk.time;
- } else {
- dq->q_blk.warnings = 0;
- }
- } else {
- if ((!dq->q_blk.softlimit ||
- (dq->q_blk.count <= dq->q_blk.softlimit)) &&
- (!dq->q_blk.hardlimit ||
- (dq->q_blk.count <= dq->q_blk.hardlimit))) {
- dq->q_blk.timer = 0;
- }
- }
-
- if (!dq->q_ino.timer) {
- if ((dq->q_ino.softlimit &&
- (dq->q_ino.count > dq->q_ino.softlimit)) ||
- (dq->q_ino.hardlimit &&
- (dq->q_ino.count > dq->q_ino.hardlimit))) {
- dq->q_ino.timer = ktime_get_real_seconds() +
- defq->ino.time;
- } else {
- dq->q_ino.warnings = 0;
- }
- } else {
- if ((!dq->q_ino.softlimit ||
- (dq->q_ino.count <= dq->q_ino.softlimit)) &&
- (!dq->q_ino.hardlimit ||
- (dq->q_ino.count <= dq->q_ino.hardlimit))) {
- dq->q_ino.timer = 0;
- }
- }
-
- if (!dq->q_rtb.timer) {
- if ((dq->q_rtb.softlimit &&
- (dq->q_rtb.count > dq->q_rtb.softlimit)) ||
- (dq->q_rtb.hardlimit &&
- (dq->q_rtb.count > dq->q_rtb.hardlimit))) {
- dq->q_rtb.timer = ktime_get_real_seconds() +
- defq->rtb.time;
- } else {
- dq->q_rtb.warnings = 0;
- }
- } else {
- if ((!dq->q_rtb.softlimit ||
- (dq->q_rtb.count <= dq->q_rtb.softlimit)) &&
- (!dq->q_rtb.hardlimit ||
- (dq->q_rtb.count <= dq->q_rtb.hardlimit))) {
- dq->q_rtb.timer = 0;
- }
- }
+ xfs_qm_adjust_res_timer(&dq->q_blk, &defq->blk);
+ xfs_qm_adjust_res_timer(&dq->q_ino, &defq->ino);
+ xfs_qm_adjust_res_timer(&dq->q_rtb, &defq->rtb);
}
/*