[XFS] Add support for project quota, based on Dan Knappes earlier work.

SGI-PV: 932952
SGI-Modid: xfs-linux:xfs-kern:22805a

Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 19 insertions, 15 deletions

diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index 9ce471430a0e..68089f56d5cd 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/quota/xfs_dquot.c
@@ -399,9 +399,9 @@ xfs_qm_init_dquot_blk(
         for (i = 0; i < XFS_QM_DQPERBLK(mp); i++, d++, curid++)
                 xfs_qm_dqinit_core(curid, type, d);
         xfs_trans_dquot_buf(tp, bp,
-                            type & XFS_DQ_USER ?
-                            XFS_BLI_UDQUOT_BUF :
-                            XFS_BLI_GDQUOT_BUF);
+                            (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);
 }
 
@@ -482,8 +482,7 @@ xfs_qm_dqalloc(
          * the entire thing.
          */
         xfs_qm_init_dquot_blk(tp, mp, INT_GET(dqp->q_core.d_id, ARCH_CONVERT),
-                              dqp->dq_flags & (XFS_DQ_USER|XFS_DQ_GROUP),
-                              bp);
+                              dqp->dq_flags & XFS_DQ_ALLTYPES, bp);
 
         if ((error = xfs_bmap_finish(&tp, &flist, firstblock, &committed))) {
                 goto error1;
@@ -613,8 +612,7 @@ xfs_qm_dqtobp(
         /*
          * A simple sanity check in case we got a corrupted dquot...
          */
-        if (xfs_qm_dqcheck(ddq, id,
-                           dqp->dq_flags & (XFS_DQ_USER|XFS_DQ_GROUP),
+        if (xfs_qm_dqcheck(ddq, id, dqp->dq_flags & XFS_DQ_ALLTYPES,
                            flags & (XFS_QMOPT_DQREPAIR|XFS_QMOPT_DOWARN),
                            "dqtobp")) {
                 if (!(flags & XFS_QMOPT_DQREPAIR)) {
@@ -891,8 +889,8 @@ int
 xfs_qm_dqget(
         xfs_mount_t     *mp,
         xfs_inode_t     *ip,      /* locked inode (optional) */
-        xfs_dqid_t      id,       /* gid or uid, depending on type */
-        uint            type,     /* UDQUOT or GDQUOT */
+        xfs_dqid_t      id,       /* uid/projid/gid depending on type */
+        uint            type,     /* XFS_DQ_USER/XFS_DQ_PROJ/XFS_DQ_GROUP */
         uint            flags,    /* DQALLOC, DQSUSER, DQREPAIR, DOWARN */
         xfs_dquot_t     **O_dqpp) /* OUT : locked incore dquot */
 {
@@ -903,7 +901,9 @@ xfs_qm_dqget(
 
         ASSERT(XFS_IS_QUOTA_RUNNING(mp));
         if ((! XFS_IS_UQUOTA_ON(mp) && type == XFS_DQ_USER) ||
+            (! XFS_IS_PQUOTA_ON(mp) && type == XFS_DQ_PROJ) ||
             (! XFS_IS_GQUOTA_ON(mp) && type == XFS_DQ_GROUP)) {
+printk("XQM: ESRCH1\n");
                 return (ESRCH);
         }
         h = XFS_DQ_HASH(mp, id, type);
@@ -921,7 +921,9 @@ xfs_qm_dqget(
  again:
 
 #ifdef DEBUG
-        ASSERT(type == XFS_DQ_USER || type == XFS_DQ_GROUP);
+        ASSERT(type == XFS_DQ_USER ||
+               type == XFS_DQ_PROJ ||
+               type == XFS_DQ_GROUP);
         if (ip) {
                 ASSERT(XFS_ISLOCKED_INODE_EXCL(ip));
                 if (type == XFS_DQ_USER)
@@ -979,6 +981,7 @@ xfs_qm_dqget(
                                   &dqp))) {
                 if (ip)
                         xfs_ilock(ip, XFS_ILOCK_EXCL);
+if (error == ESRCH) printk("XQM: ESRCH2\n");
                 return (error);
         }
 
@@ -1004,6 +1007,7 @@ xfs_qm_dqget(
                 if (! XFS_IS_DQTYPE_ON(mp, type)) {
                         /* inode stays locked on return */
                         xfs_qm_dqdestroy(dqp);
+printk("XQM: ESRCH3\n");
                         return XFS_ERROR(ESRCH);
                 }
                 /*
@@ -1244,8 +1248,8 @@ xfs_qm_dqflush(
                 return (error);
         }
 
-        if (xfs_qm_dqcheck(&dqp->q_core, INT_GET(ddqp->d_id, ARCH_CONVERT), 0, XFS_QMOPT_DOWARN,
-                           "dqflush (incore copy)")) {
+        if (xfs_qm_dqcheck(&dqp->q_core, INT_GET(ddqp->d_id, ARCH_CONVERT),
+                           0, XFS_QMOPT_DOWARN, "dqflush (incore copy)")) {
                 xfs_force_shutdown(dqp->q_mount, XFS_CORRUPT_INCORE);
                 return XFS_ERROR(EIO);
         }
@@ -1397,7 +1401,8 @@ xfs_dqlock2(
 {
         if (d1 && d2) {
                 ASSERT(d1 != d2);
-                if (INT_GET(d1->q_core.d_id, ARCH_CONVERT) > INT_GET(d2->q_core.d_id, ARCH_CONVERT)) {
+                if (INT_GET(d1->q_core.d_id, ARCH_CONVERT) >
+                    INT_GET(d2->q_core.d_id, ARCH_CONVERT)) {
                         xfs_dqlock(d2);
                         xfs_dqlock(d1);
                 } else {
@@ -1520,8 +1525,7 @@ xfs_qm_dqprint(xfs_dquot_t *dqp)
         cmn_err(CE_DEBUG, "-----------KERNEL DQUOT----------------");
         cmn_err(CE_DEBUG, "---- dquotID =  %d",
                 (int)INT_GET(dqp->q_core.d_id, ARCH_CONVERT));
-        cmn_err(CE_DEBUG, "---- type    =  %s",
-                XFS_QM_ISUDQ(dqp) ? "USR" : "GRP");
+        cmn_err(CE_DEBUG, "---- type    =  %s", DQFLAGTO_TYPESTR(dqp));
         cmn_err(CE_DEBUG, "---- fs      =  0x%p", dqp->q_mount);
         cmn_err(CE_DEBUG, "---- blkno   =  0x%x", (int) dqp->q_blkno);
         cmn_err(CE_DEBUG, "---- boffset =  0x%x", (int) dqp->q_bufoffset);