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xfs: Change xfs_dquot_acct to be a 2-dimensional array

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In preparation for combined pquota/gquota support, for the sake
of readability, change xfs_dquot_acct to be a 2-dimensional array.

Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Chandra Seetharaman 2013-06-27 17:25:09 -05:00 committed by Ben Myers
parent 113a56835d
commit 0e6436d99e
2 changed files with 20 additions and 23 deletions
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12
fs/xfs/xfs_qm.h
View File

@ -116,11 +116,15 @@ extern void xfs_trans_log_dquot(struct xfs_trans *, struct xfs_dquot *);
* to do at commit time. All transactions that we know of at this point
* affect no more than two dquots of one type. Hence, the TRANS_MAXDQS value.
*/
enum {
XFS_QM_TRANS_USR = 0,
XFS_QM_TRANS_GRP,
XFS_QM_TRANS_DQTYPES
};
#define XFS_QM_TRANS_MAXDQS 2
typedef struct xfs_dquot_acct {
xfs_dqtrx_t dqa_usrdquots[XFS_QM_TRANS_MAXDQS];
xfs_dqtrx_t dqa_grpdquots[XFS_QM_TRANS_MAXDQS];
} xfs_dquot_acct_t;
struct xfs_dquot_acct {
struct xfs_dqtrx dqs[XFS_QM_TRANS_DQTYPES][XFS_QM_TRANS_MAXDQS];
};
/*
* Users are allowed to have a usage exceeding their softlimit for

31
fs/xfs/xfs_trans_dquot.c
View File

@ -103,8 +103,6 @@ xfs_trans_dup_dqinfo(
return;
xfs_trans_alloc_dqinfo(ntp);
oqa = otp->t_dqinfo->dqa_usrdquots;
nqa = ntp->t_dqinfo->dqa_usrdquots;
/*
* Because the quota blk reservation is carried forward,
@ -113,7 +111,9 @@ xfs_trans_dup_dqinfo(
if(otp->t_flags & XFS_TRANS_DQ_DIRTY)
ntp->t_flags |= XFS_TRANS_DQ_DIRTY;
for (j = 0; j < 2; j++) {
for (j = 0; j < XFS_QM_TRANS_DQTYPES; j++) {
oqa = otp->t_dqinfo->dqs[j];
nqa = ntp->t_dqinfo->dqs[j];
for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
if (oqa[i].qt_dquot == NULL)
break;
@ -138,8 +138,6 @@ xfs_trans_dup_dqinfo(
oq->qt_ino_res = oq->qt_ino_res_used;
}
oqa = otp->t_dqinfo->dqa_grpdquots;
nqa = ntp->t_dqinfo->dqa_grpdquots;
}
}
@ -177,8 +175,10 @@ xfs_trans_get_dqtrx(
int i;
struct xfs_dqtrx *qa;
qa = XFS_QM_ISUDQ(dqp) ?
tp->t_dqinfo->dqa_usrdquots : tp->t_dqinfo->dqa_grpdquots;
if (XFS_QM_ISUDQ(dqp))
qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_USR];
else
qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_GRP];
for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
if (qa[i].qt_dquot == NULL ||
@ -338,12 +338,10 @@ xfs_trans_apply_dquot_deltas(
return;
ASSERT(tp->t_dqinfo);
qa = tp->t_dqinfo->dqa_usrdquots;
for (j = 0; j < 2; j++) {
if (qa[0].qt_dquot == NULL) {
qa = tp->t_dqinfo->dqa_grpdquots;
for (j = 0; j < XFS_QM_TRANS_DQTYPES; j++) {
qa = tp->t_dqinfo->dqs[j];
if (qa[0].qt_dquot == NULL)
continue;
}
/*
* Lock all of the dquots and join them to the transaction.
@ -494,10 +492,6 @@ xfs_trans_apply_dquot_deltas(
ASSERT(dqp->q_res_rtbcount >=
be64_to_cpu(dqp->q_core.d_rtbcount));
}
/*
* Do the group quotas next
*/
qa = tp->t_dqinfo->dqa_grpdquots;
}
}
@ -520,9 +514,9 @@ xfs_trans_unreserve_and_mod_dquots(
if (!tp->t_dqinfo || !(tp->t_flags & XFS_TRANS_DQ_DIRTY))
return;
qa = tp->t_dqinfo->dqa_usrdquots;
for (j = 0; j < XFS_QM_TRANS_DQTYPES; j++) {
qa = tp->t_dqinfo->dqs[j];
for (j = 0; j < 2; j++) {
for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
qtrx = &qa[i];
/*
@ -564,7 +558,6 @@ xfs_trans_unreserve_and_mod_dquots(
xfs_dqunlock(dqp);
}
qa = tp->t_dqinfo->dqa_grpdquots;
}
}