xfs: access quotainfo structure directly

Access fields in m_quotainfo directly instead of hiding them behind the
XFS_QI_* macros.  Add local variables for the quotainfo pointer in places
where we have lots of them.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>

6 files changed, 165 insertions, 172 deletions

diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index 02dac0a5f1ec..9b1e8be98820 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/quota/xfs_dquot.c
@@ -252,7 +252,7 @@ xfs_qm_adjust_dqtimers(
                      (be64_to_cpu(d->d_bcount) >=
                       be64_to_cpu(d->d_blk_hardlimit)))) {
                         d->d_btimer = cpu_to_be32(get_seconds() +
-                                        XFS_QI_BTIMELIMIT(mp));
+                                        mp->m_quotainfo->qi_btimelimit);
                 } else {
                         d->d_bwarns = 0;
                 }
@@ -275,7 +275,7 @@ xfs_qm_adjust_dqtimers(
                      (be64_to_cpu(d->d_icount) >=
                       be64_to_cpu(d->d_ino_hardlimit)))) {
                         d->d_itimer = cpu_to_be32(get_seconds() +
-                                        XFS_QI_ITIMELIMIT(mp));
+                                        mp->m_quotainfo->qi_itimelimit);
                 } else {
                         d->d_iwarns = 0;
                 }
@@ -298,7 +298,7 @@ xfs_qm_adjust_dqtimers(
                      (be64_to_cpu(d->d_rtbcount) >=
                       be64_to_cpu(d->d_rtb_hardlimit)))) {
                         d->d_rtbtimer = cpu_to_be32(get_seconds() +
-                                        XFS_QI_RTBTIMELIMIT(mp));
+                                        mp->m_quotainfo->qi_rtbtimelimit);
                 } else {
                         d->d_rtbwarns = 0;
                 }
@@ -325,6 +325,7 @@ xfs_qm_init_dquot_blk(
         uint            type,
         xfs_buf_t       *bp)
 {
+        struct xfs_quotainfo    *q = mp->m_quotainfo;
         xfs_dqblk_t     *d;
         int             curid, i;
 
@@ -337,16 +338,16 @@ xfs_qm_init_dquot_blk(
         /*
          * ID of the first dquot in the block - id's are zero based.
          */
-        curid = id - (id % XFS_QM_DQPERBLK(mp));
+        curid = id - (id % q->qi_dqperchunk);
         ASSERT(curid >= 0);
-        memset(d, 0, BBTOB(XFS_QI_DQCHUNKLEN(mp)));
-        for (i = 0; i < XFS_QM_DQPERBLK(mp); i++, d++, curid++)
+        memset(d, 0, BBTOB(q->qi_dqchunklen));
+        for (i = 0; i < q->qi_dqperchunk; i++, d++, curid++)
                 xfs_qm_dqinit_core(curid, type, d);
         xfs_trans_dquot_buf(tp, bp,
                             (type & XFS_DQ_USER ? XFS_BLI_UDQUOT_BUF :
                             ((type & XFS_DQ_PROJ) ? XFS_BLI_PDQUOT_BUF :
                              XFS_BLI_GDQUOT_BUF)));
-        xfs_trans_log_buf(tp, bp, 0, BBTOB(XFS_QI_DQCHUNKLEN(mp)) - 1);
+        xfs_trans_log_buf(tp, bp, 0, BBTOB(q->qi_dqchunklen) - 1);
 }
 
 
@@ -419,7 +420,7 @@ xfs_qm_dqalloc(
         /* now we can just get the buffer (there's nothing to read yet) */
         bp = xfs_trans_get_buf(tp, mp->m_ddev_targp,
                                dqp->q_blkno,
-                               XFS_QI_DQCHUNKLEN(mp),
+                               mp->m_quotainfo->qi_dqchunklen,
                                0);
         if (!bp || (error = XFS_BUF_GETERROR(bp)))
                 goto error1;
@@ -500,7 +501,8 @@ xfs_qm_dqtobp(
          */
         if (dqp->q_blkno == (xfs_daddr_t) 0) {
                 /* We use the id as an index */
-                dqp->q_fileoffset = (xfs_fileoff_t)id / XFS_QM_DQPERBLK(mp);
+                dqp->q_fileoffset = (xfs_fileoff_t)id /
+                                        mp->m_quotainfo->qi_dqperchunk;
                 nmaps = 1;
                 quotip = XFS_DQ_TO_QIP(dqp);
                 xfs_ilock(quotip, XFS_ILOCK_SHARED);
@@ -529,7 +531,7 @@ xfs_qm_dqtobp(
                 /*
                  * offset of dquot in the (fixed sized) dquot chunk.
                  */
-                dqp->q_bufoffset = (id % XFS_QM_DQPERBLK(mp)) *
+                dqp->q_bufoffset = (id % mp->m_quotainfo->qi_dqperchunk) *
                         sizeof(xfs_dqblk_t);
                 if (map.br_startblock == HOLESTARTBLOCK) {
                         /*
@@ -559,15 +561,13 @@ xfs_qm_dqtobp(
          * Read in the buffer, unless we've just done the allocation
          * (in which case we already have the buf).
          */
-        if (! newdquot) {
+        if (!newdquot) {
                 trace_xfs_dqtobp_read(dqp);
 
-                if ((error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,
-                                               dqp->q_blkno,
-                                               XFS_QI_DQCHUNKLEN(mp),
-                                               0, &bp))) {
-                        return (error);
-                }
+                error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,
+                                           dqp->q_blkno,
+                                           mp->m_quotainfo->qi_dqchunklen,
+                                           0, &bp);
                 if (error || !bp)
                         return XFS_ERROR(error);
         }
@@ -689,14 +689,14 @@ xfs_qm_idtodq(
         tp = NULL;
         if (flags & XFS_QMOPT_DQALLOC) {
                 tp = xfs_trans_alloc(mp, XFS_TRANS_QM_DQALLOC);
-                if ((error = xfs_trans_reserve(tp,
-                                       XFS_QM_DQALLOC_SPACE_RES(mp),
-                                       XFS_WRITE_LOG_RES(mp) +
-                                              BBTOB(XFS_QI_DQCHUNKLEN(mp)) - 1 +
-                                              128,
-                                       0,
-                                       XFS_TRANS_PERM_LOG_RES,
-                                       XFS_WRITE_LOG_COUNT))) {
+                error = xfs_trans_reserve(tp, XFS_QM_DQALLOC_SPACE_RES(mp),
+                                XFS_WRITE_LOG_RES(mp) +
+                                BBTOB(mp->m_quotainfo->qi_dqchunklen) - 1 +
+                                128,
+                                0,
+                                XFS_TRANS_PERM_LOG_RES,
+                                XFS_WRITE_LOG_COUNT);
+                if (error) {
                         cancelflags = 0;
                         goto error0;
                 }
@@ -1495,6 +1495,7 @@ void
 xfs_qm_dqflock_pushbuf_wait(
         xfs_dquot_t     *dqp)
 {
+        xfs_mount_t     *mp = dqp->q_mount;
         xfs_buf_t       *bp;
 
         /*
@@ -1503,14 +1504,14 @@ xfs_qm_dqflock_pushbuf_wait(
          * out immediately.  We'll be able to acquire
          * the flush lock when the I/O completes.
          */
-        bp = xfs_incore(dqp->q_mount->m_ddev_targp, dqp->q_blkno,
-                    XFS_QI_DQCHUNKLEN(dqp->q_mount), XBF_TRYLOCK);
+        bp = xfs_incore(mp->m_ddev_targp, dqp->q_blkno,
+                        mp->m_quotainfo->qi_dqchunklen, XBF_TRYLOCK);
         if (!bp)
                 goto out_lock;
 
         if (XFS_BUF_ISDELAYWRITE(bp)) {
                 if (XFS_BUF_ISPINNED(bp))
-                        xfs_log_force(dqp->q_mount, 0);
+                        xfs_log_force(mp, 0);
                 xfs_buf_delwri_promote(bp);
                 wake_up_process(bp->b_target->bt_task);
         }
diff --git a/fs/xfs/quota/xfs_dquot_item.c b/fs/xfs/quota/xfs_dquot_item.c
index 165bbdf44bea..8d89a24ae324 100644
--- a/fs/xfs/quota/xfs_dquot_item.c
+++ b/fs/xfs/quota/xfs_dquot_item.c
@@ -227,7 +227,7 @@ xfs_qm_dquot_logitem_pushbuf(
         }
         mp = dqp->q_mount;
         bp = xfs_incore(mp->m_ddev_targp, qip->qli_format.qlf_blkno,
-                    XFS_QI_DQCHUNKLEN(mp), XBF_TRYLOCK);
+                        mp->m_quotainfo->qi_dqchunklen, XBF_TRYLOCK);
         xfs_dqunlock(dqp);
         if (!bp)
                 return;
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c
index c40ca94e23ea..6ef2809b3166 100644
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/quota/xfs_qm.c
@@ -465,20 +465,21 @@ xfs_qm_unmount_quotas(
  */
 STATIC int
 xfs_qm_dqflush_all(
-        xfs_mount_t     *mp,
-        int             sync_mode)
+        struct xfs_mount        *mp,
+        int                     sync_mode)
 {
-        int             recl;
-        xfs_dquot_t     *dqp;
-        int             niters;
-        int             error;
+        struct xfs_quotainfo    *q = mp->m_quotainfo;
+        int                     recl;
+        struct xfs_dquot        *dqp;
+        int                     niters;
+        int                     error;
 
-        if (mp->m_quotainfo == NULL)
+        if (!q)
                 return 0;
         niters = 0;
 again:
-        mutex_lock(&mp->m_quotainfo->qi_dqlist_lock);
-        list_for_each_entry(dqp, &mp->m_quotainfo->qi_dqlist, q_mplist) {
+        mutex_lock(&q->qi_dqlist_lock);
+        list_for_each_entry(dqp, &q->qi_dqlist, q_mplist) {
                 xfs_dqlock(dqp);
                 if (! XFS_DQ_IS_DIRTY(dqp)) {
                         xfs_dqunlock(dqp);
@@ -486,7 +487,7 @@ again:
                 }
 
                 /* XXX a sentinel would be better */
-                recl = mp->m_quotainfo->qi_dqreclaims;
+                recl = q->qi_dqreclaims;
                 if (!xfs_dqflock_nowait(dqp)) {
                         /*
                          * If we can't grab the flush lock then check
@@ -501,21 +502,21 @@ again:
                  * Let go of the mplist lock. We don't want to hold it
                  * across a disk write.
                  */
-                mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+                mutex_unlock(&q->qi_dqlist_lock);
                 error = xfs_qm_dqflush(dqp, sync_mode);
                 xfs_dqunlock(dqp);
                 if (error)
                         return error;
 
-                mutex_lock(&mp->m_quotainfo->qi_dqlist_lock);
-                if (recl != mp->m_quotainfo->qi_dqreclaims) {
-                        mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+                mutex_lock(&q->qi_dqlist_lock);
+                if (recl != q->qi_dqreclaims) {
+                        mutex_unlock(&q->qi_dqlist_lock);
                         /* XXX restart limit */
                         goto again;
                 }
         }
 
-        mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+        mutex_unlock(&q->qi_dqlist_lock);
         /* return ! busy */
         return 0;
 }
@@ -525,14 +526,15 @@ again:
  */
 STATIC void
 xfs_qm_detach_gdquots(
-        xfs_mount_t     *mp)
+        struct xfs_mount        *mp)
 {
-        xfs_dquot_t     *dqp, *gdqp;
-        int             nrecl;
+        struct xfs_quotainfo    *q = mp->m_quotainfo;
+        struct xfs_dquot        *dqp, *gdqp;
+        int                     nrecl;
 
  again:
-        ASSERT(mutex_is_locked(&mp->m_quotainfo->qi_dqlist_lock));
-        list_for_each_entry(dqp, &mp->m_quotainfo->qi_dqlist, q_mplist) {
+        ASSERT(mutex_is_locked(&q->qi_dqlist_lock));
+        list_for_each_entry(dqp, &q->qi_dqlist, q_mplist) {
                 xfs_dqlock(dqp);
                 if ((gdqp = dqp->q_gdquot)) {
                         xfs_dqlock(gdqp);
@@ -545,12 +547,12 @@ xfs_qm_detach_gdquots(
                          * Can't hold the mplist lock across a dqput.
                          * XXXmust convert to marker based iterations here.
                          */
-                        nrecl = mp->m_quotainfo->qi_dqreclaims;
-                        mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+                        nrecl = q->qi_dqreclaims;
+                        mutex_unlock(&q->qi_dqlist_lock);
                         xfs_qm_dqput(gdqp);
 
-                        mutex_lock(&mp->m_quotainfo->qi_dqlist_lock);
-                        if (nrecl != mp->m_quotainfo->qi_dqreclaims)
+                        mutex_lock(&q->qi_dqlist_lock);
+                        if (nrecl != q->qi_dqreclaims)
                                 goto again;
                 }
         }
@@ -564,22 +566,23 @@ xfs_qm_detach_gdquots(
  */
 STATIC int
 xfs_qm_dqpurge_int(
-        xfs_mount_t     *mp,
-        uint            flags) /* QUOTAOFF/UMOUNTING/UQUOTA/PQUOTA/GQUOTA */
+        struct xfs_mount        *mp,
+        uint                    flags)
 {
-        xfs_dquot_t     *dqp, *n;
-        uint            dqtype;
-        int             nrecl;
-        int             nmisses;
+        struct xfs_quotainfo    *q = mp->m_quotainfo;
+        struct xfs_dquot        *dqp, *n;
+        uint                    dqtype;
+        int                     nrecl;
+        int                     nmisses;
 
-        if (mp->m_quotainfo == NULL)
+        if (!q)
                 return 0;
 
         dqtype = (flags & XFS_QMOPT_UQUOTA) ? XFS_DQ_USER : 0;
         dqtype |= (flags & XFS_QMOPT_PQUOTA) ? XFS_DQ_PROJ : 0;
         dqtype |= (flags & XFS_QMOPT_GQUOTA) ? XFS_DQ_GROUP : 0;
 
-        mutex_lock(&mp->m_quotainfo->qi_dqlist_lock);
+        mutex_lock(&q->qi_dqlist_lock);
 
         /*
          * In the first pass through all incore dquots of this filesystem,
@@ -591,12 +594,12 @@ xfs_qm_dqpurge_int(
 
       again:
         nmisses = 0;
-        ASSERT(mutex_is_locked(&mp->m_quotainfo->qi_dqlist_lock));
+        ASSERT(mutex_is_locked(&q->qi_dqlist_lock));
         /*
          * Try to get rid of all of the unwanted dquots. The idea is to
          * get them off mplist and hashlist, but leave them on freelist.
          */
-        list_for_each_entry_safe(dqp, n, &mp->m_quotainfo->qi_dqlist, q_mplist) {
+        list_for_each_entry_safe(dqp, n, &q->qi_dqlist, q_mplist) {
                 /*
                  * It's OK to look at the type without taking dqlock here.
                  * We're holding the mplist lock here, and that's needed for
@@ -606,10 +609,10 @@ xfs_qm_dqpurge_int(
                         continue;
 
                 if (!mutex_trylock(&dqp->q_hash->qh_lock)) {
-                        nrecl = mp->m_quotainfo->qi_dqreclaims;
-                        mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+                        nrecl = q->qi_dqreclaims;
+                        mutex_unlock(&q->qi_dqlist_lock);
                         mutex_lock(&dqp->q_hash->qh_lock);
-                        mutex_lock(&mp->m_quotainfo->qi_dqlist_lock);
+                        mutex_lock(&q->qi_dqlist_lock);
 
                         /*
                          * XXXTheoretically, we can get into a very long
@@ -617,7 +620,7 @@ xfs_qm_dqpurge_int(
                          * No one can be adding dquots to the mplist at
                          * this point, but somebody might be taking things off.
                          */
-                        if (nrecl != mp->m_quotainfo->qi_dqreclaims) {
+                        if (nrecl != q->qi_dqreclaims) {
                                 mutex_unlock(&dqp->q_hash->qh_lock);
                                 goto again;
                         }
@@ -629,7 +632,7 @@ xfs_qm_dqpurge_int(
                  */
                 nmisses += xfs_qm_dqpurge(dqp);
         }
-        mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+        mutex_unlock(&q->qi_dqlist_lock);
         return nmisses;
 }
 
@@ -929,12 +932,13 @@ xfs_qm_dqdetach(
 
 int
 xfs_qm_sync(
-        xfs_mount_t     *mp,
-        int             flags)
+        struct xfs_mount        *mp,
+        int                     flags)
 {
-        int             recl, restarts;
-        xfs_dquot_t     *dqp;
-        int             error;
+        struct xfs_quotainfo    *q = mp->m_quotainfo;
+        int                     recl, restarts;
+        struct xfs_dquot        *dqp;
+        int                     error;
 
         if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp))
                 return 0;
@@ -942,7 +946,7 @@ xfs_qm_sync(
         restarts = 0;
 
   again:
-        mutex_lock(&mp->m_quotainfo->qi_dqlist_lock);
+        mutex_lock(&q->qi_dqlist_lock);
         /*
          * dqpurge_all() also takes the mplist lock and iterate thru all dquots
          * in quotaoff. However, if the QUOTA_ACTIVE bits are not cleared
@@ -950,11 +954,11 @@ xfs_qm_sync(
          * as long as we have it locked.
          */
         if (!XFS_IS_QUOTA_ON(mp)) {
-                mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+                mutex_unlock(&q->qi_dqlist_lock);
                 return 0;
         }
-        ASSERT(mutex_is_locked(&mp->m_quotainfo->qi_dqlist_lock));
-        list_for_each_entry(dqp, &mp->m_quotainfo->qi_dqlist, q_mplist) {
+        ASSERT(mutex_is_locked(&q->qi_dqlist_lock));
+        list_for_each_entry(dqp, &q->qi_dqlist, q_mplist) {
                 /*
                  * If this is vfs_sync calling, then skip the dquots that
                  * don't 'seem' to be dirty. ie. don't acquire dqlock.
@@ -978,7 +982,7 @@ xfs_qm_sync(
                 }
 
                 /* XXX a sentinel would be better */
-                recl = mp->m_quotainfo->qi_dqreclaims;
+                recl = q->qi_dqreclaims;
                 if (!xfs_dqflock_nowait(dqp)) {
                         if (flags & SYNC_TRYLOCK) {
                                 xfs_dqunlock(dqp);
@@ -998,7 +1002,7 @@ xfs_qm_sync(
                  * Let go of the mplist lock. We don't want to hold it
                  * across a disk write
                  */
-                mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+                mutex_unlock(&q->qi_dqlist_lock);
                 error = xfs_qm_dqflush(dqp, flags);
                 xfs_dqunlock(dqp);
                 if (error && XFS_FORCED_SHUTDOWN(mp))
@@ -1006,17 +1010,17 @@ xfs_qm_sync(
                 else if (error)
                         return error;
 
-                mutex_lock(&mp->m_quotainfo->qi_dqlist_lock);
-                if (recl != mp->m_quotainfo->qi_dqreclaims) {
+                mutex_lock(&q->qi_dqlist_lock);
+                if (recl != q->qi_dqreclaims) {
                         if (++restarts >= XFS_QM_SYNC_MAX_RESTARTS)
                                 break;
 
-                        mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+                        mutex_unlock(&q->qi_dqlist_lock);
                         goto again;
                 }
         }
 
-        mutex_unlock(&mp->m_quotainfo->qi_dqlist_lock);
+        mutex_unlock(&q->qi_dqlist_lock);
         return 0;
 }
 
@@ -1382,10 +1386,10 @@ xfs_qm_reset_dqcounts(
 #ifdef DEBUG
         j = XFS_FSB_TO_B(mp, XFS_DQUOT_CLUSTER_SIZE_FSB);
         do_div(j, sizeof(xfs_dqblk_t));
-        ASSERT(XFS_QM_DQPERBLK(mp) == j);
+        ASSERT(mp->m_quotainfo->qi_dqperchunk == j);
 #endif
         ddq = (xfs_disk_dquot_t *)XFS_BUF_PTR(bp);
-        for (j = 0; j < XFS_QM_DQPERBLK(mp); j++) {
+        for (j = 0; j < mp->m_quotainfo->qi_dqperchunk; j++) {
                 /*
                  * Do a sanity check, and if needed, repair the dqblk. Don't
                  * output any warnings because it's perfectly possible to
@@ -1440,7 +1444,7 @@ xfs_qm_dqiter_bufs(
         while (blkcnt--) {
                 error = xfs_trans_read_buf(mp, NULL, mp->m_ddev_targp,
                               XFS_FSB_TO_DADDR(mp, bno),
-                              (int)XFS_QI_DQCHUNKLEN(mp), 0, &bp);
+                              mp->m_quotainfo->qi_dqchunklen, 0, &bp);
                 if (error)
                         break;
 
@@ -1450,7 +1454,7 @@ xfs_qm_dqiter_bufs(
                  * goto the next block.
                  */
                 bno++;
-                firstid += XFS_QM_DQPERBLK(mp);
+                firstid += mp->m_quotainfo->qi_dqperchunk;
         }
         return error;
 }
@@ -1516,7 +1520,7 @@ xfs_qm_dqiterate(
                                 continue;
 
                         firstid = (xfs_dqid_t) map[i].br_startoff *
-                                XFS_QM_DQPERBLK(mp);
+                                mp->m_quotainfo->qi_dqperchunk;
                         /*
                          * Do a read-ahead on the next extent.
                          */
@@ -1527,7 +1531,7 @@ xfs_qm_dqiterate(
                                 while (rablkcnt--) {
                                         xfs_baread(mp->m_ddev_targp,
                                                XFS_FSB_TO_DADDR(mp, rablkno),
-                                               (int)XFS_QI_DQCHUNKLEN(mp));
+                                               mp->m_quotainfo->qi_dqchunklen);
                                         rablkno++;
                                 }
                         }
@@ -1758,7 +1762,7 @@ xfs_qm_quotacheck(
         lastino = 0;
         flags = 0;
 
-        ASSERT(XFS_QI_UQIP(mp) || XFS_QI_GQIP(mp));
+        ASSERT(mp->m_quotainfo->qi_uquotaip || mp->m_quotainfo->qi_gquotaip);
         ASSERT(XFS_IS_QUOTA_RUNNING(mp));
 
         /*
@@ -1774,15 +1778,19 @@ xfs_qm_quotacheck(
          * their counters to zero. We need a clean slate.
          * We don't log our changes till later.
          */
-        if ((uip = XFS_QI_UQIP(mp))) {
-                if ((error = xfs_qm_dqiterate(mp, uip, XFS_QMOPT_UQUOTA)))
+        uip = mp->m_quotainfo->qi_uquotaip;
+        if (uip) {
+                error = xfs_qm_dqiterate(mp, uip, XFS_QMOPT_UQUOTA);
+                if (error)
                         goto error_return;
                 flags |= XFS_UQUOTA_CHKD;
         }
 
-        if ((gip = XFS_QI_GQIP(mp))) {
-                if ((error = xfs_qm_dqiterate(mp, gip, XFS_IS_GQUOTA_ON(mp) ?
-                                        XFS_QMOPT_GQUOTA : XFS_QMOPT_PQUOTA)))
+        gip = mp->m_quotainfo->qi_gquotaip;
+        if (gip) {
+                error = xfs_qm_dqiterate(mp, gip, XFS_IS_GQUOTA_ON(mp) ?
+                                        XFS_QMOPT_GQUOTA : XFS_QMOPT_PQUOTA);
+                if (error)
                         goto error_return;
                 flags |= XFS_OQUOTA_CHKD;
         }
@@ -1931,8 +1939,8 @@ xfs_qm_init_quotainos(
                 }
         }
 
-        XFS_QI_UQIP(mp) = uip;
-        XFS_QI_GQIP(mp) = gip;
+        mp->m_quotainfo->qi_uquotaip = uip;
+        mp->m_quotainfo->qi_gquotaip = gip;
 
         return 0;
 }
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c
index 453374406728..0688019984bb 100644
--- a/fs/xfs/quota/xfs_qm_syscalls.c
+++ b/fs/xfs/quota/xfs_qm_syscalls.c
@@ -79,6 +79,7 @@ xfs_qm_scall_quotaoff(
         xfs_mount_t             *mp,
         uint                    flags)
 {
+        struct xfs_quotainfo    *q = mp->m_quotainfo;
         uint                    dqtype;
         int                     error;
         uint                    inactivate_flags;
@@ -102,11 +103,8 @@ xfs_qm_scall_quotaoff(
          * critical thing.
          * If quotaoff, then we must be dealing with the root filesystem.
          */
-        ASSERT(mp->m_quotainfo);
-        if (mp->m_quotainfo)
-                mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
-
-        ASSERT(mp->m_quotainfo);
+        ASSERT(q);
+        mutex_lock(&q->qi_quotaofflock);
 
         /*
          * If we're just turning off quota enforcement, change mp and go.
@@ -117,7 +115,7 @@ xfs_qm_scall_quotaoff(
                 spin_lock(&mp->m_sb_lock);
                 mp->m_sb.sb_qflags = mp->m_qflags;
                 spin_unlock(&mp->m_sb_lock);
-                mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
+                mutex_unlock(&q->qi_quotaofflock);
 
                 /* XXX what to do if error ? Revert back to old vals incore ? */
                 error = xfs_qm_write_sb_changes(mp, XFS_SB_QFLAGS);
@@ -150,10 +148,8 @@ xfs_qm_scall_quotaoff(
          * Nothing to do?  Don't complain. This happens when we're just
          * turning off quota enforcement.
          */
-        if ((mp->m_qflags & flags) == 0) {
-                mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
-                return (0);
-        }
+        if ((mp->m_qflags & flags) == 0)
+                goto out_unlock;
 
         /*
          * Write the LI_QUOTAOFF log record, and do SB changes atomically,
@@ -162,7 +158,7 @@ xfs_qm_scall_quotaoff(
          */
         error = xfs_qm_log_quotaoff(mp, &qoffstart, flags);
         if (error)
-                goto out_error;
+                goto out_unlock;
 
         /*
          * Next we clear the XFS_MOUNT_*DQ_ACTIVE bit(s) in the mount struct
@@ -222,7 +218,7 @@ xfs_qm_scall_quotaoff(
         if (error) {
                 /* We're screwed now. Shutdown is the only option. */
                 xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
-                goto out_error;
+                goto out_unlock;
         }
 
         /*
@@ -230,27 +226,26 @@ xfs_qm_scall_quotaoff(
          */
         if (((flags & XFS_MOUNT_QUOTA_ALL) == XFS_MOUNT_QUOTA_SET1) ||
             ((flags & XFS_MOUNT_QUOTA_ALL) == XFS_MOUNT_QUOTA_SET2)) {
-                mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
+                mutex_unlock(&q->qi_quotaofflock);
                 xfs_qm_destroy_quotainfo(mp);
                 return (0);
         }
 
         /*
-         * Release our quotainode references, and vn_purge them,
-         * if we don't need them anymore.
+         * Release our quotainode references if we don't need them anymore.
          */
-        if ((dqtype & XFS_QMOPT_UQUOTA) && XFS_QI_UQIP(mp)) {
-                IRELE(XFS_QI_UQIP(mp));
-                XFS_QI_UQIP(mp) = NULL;
+        if ((dqtype & XFS_QMOPT_UQUOTA) && q->qi_uquotaip) {
+                IRELE(q->qi_uquotaip);
+                q->qi_uquotaip = NULL;
         }
-        if ((dqtype & (XFS_QMOPT_GQUOTA|XFS_QMOPT_PQUOTA)) && XFS_QI_GQIP(mp)) {
-                IRELE(XFS_QI_GQIP(mp));
-                XFS_QI_GQIP(mp) = NULL;
+        if ((dqtype & (XFS_QMOPT_GQUOTA|XFS_QMOPT_PQUOTA)) && q->qi_gquotaip) {
+                IRELE(q->qi_gquotaip);
+                q->qi_gquotaip = NULL;
         }
-out_error:
-        mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
 
-        return (error);
+out_unlock:
+        mutex_unlock(&q->qi_quotaofflock);
+        return error;
 }
 
 int
@@ -379,9 +374,9 @@ xfs_qm_scall_quotaon(
         /*
          * Switch on quota enforcement in core.
          */
-        mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
+        mutex_lock(&mp->m_quotainfo->qi_quotaofflock);
         mp->m_qflags |= (flags & XFS_ALL_QUOTA_ENFD);
-        mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
+        mutex_unlock(&mp->m_quotainfo->qi_quotaofflock);
 
         return (0);
 }
@@ -392,11 +387,12 @@ xfs_qm_scall_quotaon(
  */
 int
 xfs_qm_scall_getqstat(
-        xfs_mount_t     *mp,
-        fs_quota_stat_t *out)
+        struct xfs_mount        *mp,
+        struct fs_quota_stat    *out)
 {
-        xfs_inode_t     *uip, *gip;
-        boolean_t       tempuqip, tempgqip;
+        struct xfs_quotainfo    *q = mp->m_quotainfo;
+        struct xfs_inode        *uip, *gip;
+        boolean_t               tempuqip, tempgqip;
 
         uip = gip = NULL;
         tempuqip = tempgqip = B_FALSE;
@@ -415,9 +411,9 @@ xfs_qm_scall_getqstat(
         out->qs_uquota.qfs_ino = mp->m_sb.sb_uquotino;
         out->qs_gquota.qfs_ino = mp->m_sb.sb_gquotino;
 
-        if (mp->m_quotainfo) {
-                uip = mp->m_quotainfo->qi_uquotaip;
-                gip = mp->m_quotainfo->qi_gquotaip;
+        if (q) {
+                uip = q->qi_uquotaip;
+                gip = q->qi_gquotaip;
         }
         if (!uip && mp->m_sb.sb_uquotino != NULLFSINO) {
                 if (xfs_iget(mp, NULL, mp->m_sb.sb_uquotino,
@@ -441,15 +437,15 @@ xfs_qm_scall_getqstat(
                 if (tempgqip)
                         IRELE(gip);
         }
-        if (mp->m_quotainfo) {
-                out->qs_incoredqs = mp->m_quotainfo->qi_dquots;
-                out->qs_btimelimit = XFS_QI_BTIMELIMIT(mp);
-                out->qs_itimelimit = XFS_QI_ITIMELIMIT(mp);
-                out->qs_rtbtimelimit = XFS_QI_RTBTIMELIMIT(mp);
-                out->qs_bwarnlimit = XFS_QI_BWARNLIMIT(mp);
-                out->qs_iwarnlimit = XFS_QI_IWARNLIMIT(mp);
+        if (q) {
+                out->qs_incoredqs = q->qi_dquots;
+                out->qs_btimelimit = q->qi_btimelimit;
+                out->qs_itimelimit = q->qi_itimelimit;
+                out->qs_rtbtimelimit = q->qi_rtbtimelimit;
+                out->qs_bwarnlimit = q->qi_bwarnlimit;
+                out->qs_iwarnlimit = q->qi_iwarnlimit;
         }
-        return (0);
+        return 0;
 }
 
 /*
@@ -462,6 +458,7 @@ xfs_qm_scall_setqlim(
         uint                    type,
         fs_disk_quota_t         *newlim)
 {
+        struct xfs_quotainfo    *q = mp->m_quotainfo;
         xfs_disk_dquot_t        *ddq;
         xfs_dquot_t             *dqp;
         xfs_trans_t             *tp;
@@ -485,7 +482,7 @@ xfs_qm_scall_setqlim(
          * a quotaoff from happening). (XXXThis doesn't currently happen
          * because we take the vfslock before calling xfs_qm_sysent).
          */
-        mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
+        mutex_lock(&q->qi_quotaofflock);
 
         /*
          * Get the dquot (locked), and join it to the transaction.
@@ -493,9 +490,8 @@ xfs_qm_scall_setqlim(
          */
         if ((error = xfs_qm_dqget(mp, NULL, id, type, XFS_QMOPT_DQALLOC, &dqp))) {
                 xfs_trans_cancel(tp, XFS_TRANS_ABORT);
-                mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
                 ASSERT(error != ENOENT);
-                return (error);
+                goto out_unlock;
         }
         xfs_trans_dqjoin(tp, dqp);
         ddq = &dqp->q_core;
@@ -513,8 +509,8 @@ xfs_qm_scall_setqlim(
                 ddq->d_blk_hardlimit = cpu_to_be64(hard);
                 ddq->d_blk_softlimit = cpu_to_be64(soft);
                 if (id == 0) {
-                        mp->m_quotainfo->qi_bhardlimit = hard;
-                        mp->m_quotainfo->qi_bsoftlimit = soft;
+                        q->qi_bhardlimit = hard;
+                        q->qi_bsoftlimit = soft;
                 }
         } else {
                 qdprintk("blkhard %Ld < blksoft %Ld\n", hard, soft);
@@ -529,8 +525,8 @@ xfs_qm_scall_setqlim(
                 ddq->d_rtb_hardlimit = cpu_to_be64(hard);
                 ddq->d_rtb_softlimit = cpu_to_be64(soft);
                 if (id == 0) {
-                        mp->m_quotainfo->qi_rtbhardlimit = hard;
-                        mp->m_quotainfo->qi_rtbsoftlimit = soft;
+                        q->qi_rtbhardlimit = hard;
+                        q->qi_rtbsoftlimit = soft;
                 }
         } else {
                 qdprintk("rtbhard %Ld < rtbsoft %Ld\n", hard, soft);
@@ -546,8 +542,8 @@ xfs_qm_scall_setqlim(
                 ddq->d_ino_hardlimit = cpu_to_be64(hard);
                 ddq->d_ino_softlimit = cpu_to_be64(soft);
                 if (id == 0) {
-                        mp->m_quotainfo->qi_ihardlimit = hard;
-                        mp->m_quotainfo->qi_isoftlimit = soft;
+                        q->qi_ihardlimit = hard;
+                        q->qi_isoftlimit = soft;
                 }
         } else {
                 qdprintk("ihard %Ld < isoft %Ld\n", hard, soft);
@@ -572,23 +568,23 @@ xfs_qm_scall_setqlim(
                  * for warnings.
                  */
                 if (newlim->d_fieldmask & FS_DQ_BTIMER) {
-                        mp->m_quotainfo->qi_btimelimit = newlim->d_btimer;
+                        q->qi_btimelimit = newlim->d_btimer;
                         ddq->d_btimer = cpu_to_be32(newlim->d_btimer);
                 }
                 if (newlim->d_fieldmask & FS_DQ_ITIMER) {
-                        mp->m_quotainfo->qi_itimelimit = newlim->d_itimer;
+                        q->qi_itimelimit = newlim->d_itimer;
                         ddq->d_itimer = cpu_to_be32(newlim->d_itimer);
                 }
                 if (newlim->d_fieldmask & FS_DQ_RTBTIMER) {
-                        mp->m_quotainfo->qi_rtbtimelimit = newlim->d_rtbtimer;
+                        q->qi_rtbtimelimit = newlim->d_rtbtimer;
                         ddq->d_rtbtimer = cpu_to_be32(newlim->d_rtbtimer);
                 }
                 if (newlim->d_fieldmask & FS_DQ_BWARNS)
-                        mp->m_quotainfo->qi_bwarnlimit = newlim->d_bwarns;
+                        q->qi_bwarnlimit = newlim->d_bwarns;
                 if (newlim->d_fieldmask & FS_DQ_IWARNS)
-                        mp->m_quotainfo->qi_iwarnlimit = newlim->d_iwarns;
+                        q->qi_iwarnlimit = newlim->d_iwarns;
                 if (newlim->d_fieldmask & FS_DQ_RTBWARNS)
-                        mp->m_quotainfo->qi_rtbwarnlimit = newlim->d_rtbwarns;
+                        q->qi_rtbwarnlimit = newlim->d_rtbwarns;
         } else {
                 /*
                  * If the user is now over quota, start the timelimit.
@@ -605,8 +601,9 @@ xfs_qm_scall_setqlim(
         error = xfs_trans_commit(tp, 0);
         xfs_qm_dqprint(dqp);
         xfs_qm_dqrele(dqp);
-        mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
 
+ out_unlock:
+        mutex_unlock(&q->qi_quotaofflock);
         return error;
 }
 
@@ -853,7 +850,8 @@ xfs_dqrele_inode(
         int                     error;
 
         /* skip quota inodes */
-        if (ip == XFS_QI_UQIP(ip->i_mount) || ip == XFS_QI_GQIP(ip->i_mount)) {
+        if (ip == ip->i_mount->m_quotainfo->qi_uquotaip ||
+            ip == ip->i_mount->m_quotainfo->qi_gquotaip) {
                 ASSERT(ip->i_udquot == NULL);
                 ASSERT(ip->i_gdquot == NULL);
                 read_unlock(&pag->pag_ici_lock);
diff --git a/fs/xfs/quota/xfs_quota_priv.h b/fs/xfs/quota/xfs_quota_priv.h
index 3eeee2e591df..f1179ffa5e93 100644
--- a/fs/xfs/quota/xfs_quota_priv.h
+++ b/fs/xfs/quota/xfs_quota_priv.h
@@ -24,22 +24,8 @@
  */
 #define XFS_DQITER_MAP_SIZE     10
 
-/* Number of dquots that fit in to a dquot block */
-#define XFS_QM_DQPERBLK(mp)     ((mp)->m_quotainfo->qi_dqperchunk)
-
 #define XFS_DQ_IS_ADDEDTO_TRX(t, d)     ((d)->q_transp == (t))
 
-#define XFS_QI_UQIP(mp)         ((mp)->m_quotainfo->qi_uquotaip)
-#define XFS_QI_GQIP(mp)         ((mp)->m_quotainfo->qi_gquotaip)
-#define XFS_QI_DQCHUNKLEN(mp)   ((mp)->m_quotainfo->qi_dqchunklen)
-#define XFS_QI_BTIMELIMIT(mp)   ((mp)->m_quotainfo->qi_btimelimit)
-#define XFS_QI_RTBTIMELIMIT(mp) ((mp)->m_quotainfo->qi_rtbtimelimit)
-#define XFS_QI_ITIMELIMIT(mp)   ((mp)->m_quotainfo->qi_itimelimit)
-#define XFS_QI_BWARNLIMIT(mp)   ((mp)->m_quotainfo->qi_bwarnlimit)
-#define XFS_QI_RTBWARNLIMIT(mp) ((mp)->m_quotainfo->qi_rtbwarnlimit)
-#define XFS_QI_IWARNLIMIT(mp)   ((mp)->m_quotainfo->qi_iwarnlimit)
-#define XFS_QI_QOFFLOCK(mp)     ((mp)->m_quotainfo->qi_quotaofflock)
-
 /*
  * Hash into a bucket in the dquot hash table, based on <mp, id>.
  */
diff --git a/fs/xfs/quota/xfs_trans_dquot.c b/fs/xfs/quota/xfs_trans_dquot.c
index c3ab75cb1d9a..5ae2e32ae7b7 100644
--- a/fs/xfs/quota/xfs_trans_dquot.c
+++ b/fs/xfs/quota/xfs_trans_dquot.c
@@ -639,7 +639,7 @@ xfs_trans_dqresv(
                         softlimit = q->qi_bsoftlimit;
                 timer = be32_to_cpu(dqp->q_core.d_btimer);
                 warns = be16_to_cpu(dqp->q_core.d_bwarns);
-                warnlimit = XFS_QI_BWARNLIMIT(dqp->q_mount);
+                warnlimit = dqp->q_mount->m_quotainfo->qi_bwarnlimit;
                 resbcountp = &dqp->q_res_bcount;
         } else {
                 ASSERT(flags & XFS_TRANS_DQ_RES_RTBLKS);
@@ -651,7 +651,7 @@ xfs_trans_dqresv(
                         softlimit = q->qi_rtbsoftlimit;
                 timer = be32_to_cpu(dqp->q_core.d_rtbtimer);
                 warns = be16_to_cpu(dqp->q_core.d_rtbwarns);
-                warnlimit = XFS_QI_RTBWARNLIMIT(dqp->q_mount);
+                warnlimit = dqp->q_mount->m_quotainfo->qi_rtbwarnlimit;
                 resbcountp = &dqp->q_res_rtbcount;
         }
 
@@ -691,7 +691,7 @@ xfs_trans_dqresv(
                         count = be64_to_cpu(dqp->q_core.d_icount);
                         timer = be32_to_cpu(dqp->q_core.d_itimer);
                         warns = be16_to_cpu(dqp->q_core.d_iwarns);
-                        warnlimit = XFS_QI_IWARNLIMIT(dqp->q_mount);
+                        warnlimit = dqp->q_mount->m_quotainfo->qi_iwarnlimit;
                         hardlimit = be64_to_cpu(dqp->q_core.d_ino_hardlimit);
                         if (!hardlimit)
                                 hardlimit = q->qi_ihardlimit;