[PATCH 3/3] xfs: cleanup quota check on disk blocks and inodes reservations

[Mitsuo Hayasaka <mitsuo.hayasaka.hu@xxxxxxxxxxx>]

This patch is a cleanup of quota check on disk blocks and inodes
reservations.

Signed-off-by: Mitsuo Hayasaka <mitsuo.hayasaka.hu@xxxxxxxxxxx>
Cc: Ben Myers <bpm@xxxxxxx>
Cc: Alex Elder <elder@xxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
---

 fs/xfs/xfs_trans_dquot.c |   17 +++++++----------
 1 files changed, 7 insertions(+), 10 deletions(-)

diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c
index c4ba366..5e6cd1c 100644
--- a/fs/xfs/xfs_trans_dquot.c
+++ b/fs/xfs/xfs_trans_dquot.c
@@ -605,7 +605,7 @@ xfs_trans_dqresv(
 	time_t		timer;
 	xfs_qwarncnt_t	warns;
 	xfs_qwarncnt_t	warnlimit;
-	xfs_qcnt_t	count;
+	xfs_qcnt_t	tcount;
 	xfs_qcnt_t	*resbcountp;
 	xfs_quotainfo_t	*q = mp->m_quotainfo;
 
@@ -648,13 +648,12 @@ xfs_trans_dqresv(
 			 * hardlimit or exceed the timelimit if we allocate
 			 * nblks.
 			 */
-			if (hardlimit > 0ULL &&
-			    hardlimit < nblks + *resbcountp) {
+			tcount = *resbcountp + nblks;
+			if (hardlimit > 0ULL && tcount > hardlimit) {
 				xfs_quota_warn(mp, dqp, QUOTA_NL_BHARDWARN);
 				goto error_return;
 			}
-			if (softlimit > 0ULL &&
-			    softlimit < nblks + *resbcountp) {
+			if (softlimit > 0ULL && tcount > softlimit) {
 				if ((timer != 0 && get_seconds() > timer) ||
 				    (warns != 0 && warns >= warnlimit)) {
 					xfs_quota_warn(mp, dqp,
@@ -666,7 +665,7 @@ xfs_trans_dqresv(
 			}
 		}
 		if (ninos > 0) {
-			count = be64_to_cpu(dqp->q_core.d_icount);
+			tcount = be64_to_cpu(dqp->q_core.d_icount) + ninos;
 			timer = be32_to_cpu(dqp->q_core.d_itimer);
 			warns = be16_to_cpu(dqp->q_core.d_iwarns);
 			warnlimit = dqp->q_mount->m_quotainfo->qi_iwarnlimit;
@@ -677,13 +676,11 @@ xfs_trans_dqresv(
 			if (!softlimit)
 				softlimit = q->qi_isoftlimit;
 
-			if (hardlimit > 0ULL &&
-			    hardlimit < ninos + count) {
+			if (hardlimit > 0ULL && tcount > hardlimit) {
 				xfs_quota_warn(mp, dqp, QUOTA_NL_IHARDWARN);
 				goto error_return;
 			}
-			if (softlimit > 0ULL &&
-			    softlimit < ninos + count) {
+			if (softlimit > 0ULL && tcount > softlimit) {
 				if  ((timer != 0 && get_seconds() > timer) ||
 				     (warns != 0 && warns >= warnlimit)) {
 					xfs_quota_warn(mp, dqp,

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