* check whether the left quota of certain uid and gid can satisfy a block_write
* or inode_create rpc. When need to acquire quota, return QUOTA_RET_ACQUOTA
*/
-static int quota_check_common(struct obd_device *obd, unsigned int uid,
- unsigned int gid, int count, int cycle, int isblk,
- struct inode *inode, int frags, int *pending)
+static int quota_check_common(struct obd_device *obd, const unsigned int id[],
+ int pending[], int count, int cycle, int isblk,
+ struct inode *inode, int frags)
{
struct lustre_quota_ctxt *qctxt = &obd->u.obt.obt_qctxt;
int i;
- __u32 id[MAXQUOTAS] = { uid, gid };
struct qunit_data qdata[MAXQUOTAS];
int mb = 0;
int rc = 0, rc2[2] = { 0, 0 };
if (!lqs)
continue;
+ if (IS_ERR(lqs)) {
+ CERROR("can not find lqs for check_common: "
+ "[id %u] [%c] [isblk %d] [count %d] [rc %ld]\n",
+ id[i], i % 2 ? 'g': 'u', isblk, count,
+ PTR_ERR(lqs));
+ RETURN(PTR_ERR(lqs));
+ }
+
rc2[i] = compute_remquota(obd, qctxt, &qdata[i], isblk);
spin_lock(&lqs->lqs_lock);
if (!cycle) {
if (isblk) {
- *pending = count * CFS_PAGE_SIZE;
+ pending[i] = count * CFS_PAGE_SIZE;
/* in order to complete this write, we need extra
* meta blocks. This function can get it through
* data needed to be written b=16542 */
if (inode) {
- mb = *pending;
+ mb = pending[i];
rc = fsfilt_get_mblk(obd, qctxt->lqc_sb,
&mb, inode,frags);
if (rc)
"can't get extra "
"meta blocks.\n");
else
- *pending += mb;
+ pending[i] += mb;
}
- lqs->lqs_bwrite_pending += *pending;
+ lqs->lqs_bwrite_pending += pending[i];
} else {
- *pending = count;
- lqs->lqs_iwrite_pending += *pending;
+ pending[i] = count;
+ lqs->lqs_iwrite_pending += pending[i];
}
}
qdata[i].qd_count += lqs->lqs_ino_rec;
}
-
- CDEBUG(D_QUOTA, "count: %d, lqs pending: %lu, qd_count: "LPU64
- ", metablocks: %d, isblk: %d, pending: %d.\n", count,
+ CDEBUG(D_QUOTA, "[id %u] [%c] [isblk %d] [count %d]"
+ " [lqs pending: %lu] [qd_count: "LPU64"] [metablocks: %d]"
+ " [pending: %d]\n", id[i], i % 2 ? 'g': 'u', isblk, count,
isblk ? lqs->lqs_bwrite_pending : lqs->lqs_iwrite_pending,
- qdata[i].qd_count, mb, isblk, *pending);
+ qdata[i].qd_count, mb, pending[i]);
if (rc2[i] == QUOTA_RET_OK) {
if (isblk && qdata[i].qd_count < lqs->lqs_bwrite_pending)
rc2[i] = QUOTA_RET_ACQUOTA;
RETURN(rc);
}
-static int quota_chk_acq_common(struct obd_device *obd, unsigned int uid,
- unsigned int gid, int count, int *pending,
- quota_acquire acquire,
+static int quota_chk_acq_common(struct obd_device *obd, const unsigned int id[],
+ int pending[], int count, quota_acquire acquire,
struct obd_trans_info *oti, int isblk,
struct inode *inode, int frags)
{
ENTRY;
CDEBUG(D_QUOTA, "check quota for %s\n", obd->obd_name);
- *pending = 0;
+ pending[USRQUOTA] = pending[GRPQUOTA] = 0;
/* Unfortunately, if quota master is too busy to handle the
* pre-dqacq in time and quota hash on ost is used up, we
* have to wait for the completion of in flight dqacq/dqrel,
* in order to get enough quota for write b=12588 */
do_gettimeofday(&work_start);
- while ((rc = quota_check_common(obd, uid, gid, count, cycle, isblk,
- inode, frags, pending)) &
+ while ((rc = quota_check_common(obd, id, pending, count, cycle, isblk,
+ inode, frags)) &
QUOTA_RET_ACQUOTA) {
spin_lock(&qctxt->lqc_lock);
OBD_FAIL_TIMEOUT(OBD_FAIL_OST_HOLD_WRITE_RPC, 90);
/* after acquire(), we should run quota_check_common again
* so that we confirm there are enough quota to finish write */
- rc = acquire(obd, uid, gid, oti, isblk);
+ rc = acquire(obd, id, oti, isblk);
/* please reference to dqacq_completion for the below */
/* a new request is finished, try again */
* when a block_write or inode_create rpc is finished, adjust the record for
* pending blocks and inodes
*/
-static int quota_pending_commit(struct obd_device *obd, unsigned int uid,
- unsigned int gid, int pending, int isblk)
+static int quota_pending_commit(struct obd_device *obd, const unsigned int id[],
+ int pending[], int isblk)
{
struct lustre_quota_ctxt *qctxt = &obd->u.obt.obt_qctxt;
struct timeval work_start;
struct timeval work_end;
long timediff;
int i;
- __u32 id[MAXQUOTAS] = { uid, gid };
struct qunit_data qdata[MAXQUOTAS];
ENTRY;
for (i = 0; i < MAXQUOTAS; i++) {
struct lustre_qunit_size *lqs = NULL;
+ LASSERT(pending[i] >= 0);
+ if (pending[i] == 0)
+ continue;
+
qdata[i].qd_id = id[i];
qdata[i].qd_flags = i;
if (isblk)
continue;
quota_search_lqs(&qdata[i], NULL, qctxt, &lqs);
- if (lqs) {
- int flag = 0;
- spin_lock(&lqs->lqs_lock);
- if (isblk) {
- if (lqs->lqs_bwrite_pending >= pending) {
- lqs->lqs_bwrite_pending -= pending;
- spin_unlock(&lqs->lqs_lock);
- flag = 1;
- } else {
- spin_unlock(&lqs->lqs_lock);
- CDEBUG(D_ERROR,
- "there are too many blocks!\n");
- }
- } else {
- if (lqs->lqs_iwrite_pending >= pending) {
- lqs->lqs_iwrite_pending -= pending;
- spin_unlock(&lqs->lqs_lock);
- flag = 1;
- } else {
- spin_unlock(&lqs->lqs_lock);
- CDEBUG(D_ERROR,
- "there are too many files!\n");
- }
- }
- CDEBUG(D_QUOTA, "lqs pending: %lu, pending: %d, "
- "isblk: %d.\n",
- isblk ? lqs->lqs_bwrite_pending :
- lqs->lqs_iwrite_pending, pending, isblk);
+ if (lqs == NULL || IS_ERR(lqs)) {
+ CERROR("can not find lqs for pending_commit: "
+ "[id %u] [%c] [pending %u] [isblk %d] (rc %ld), "
+ "maybe cause unexpected lqs refcount error!\n",
+ id[i], i % 2 ? 'g': 'u', pending[i], isblk,
+ lqs ? PTR_ERR(lqs) : -1);
+ continue;
+ }
- lqs_putref(lqs);
- /* When lqs_*_pening is changed back, we'll putref lqs
- * here b=14784 */
- if (flag)
- lqs_putref(lqs);
+ spin_lock(&lqs->lqs_lock);
+ if (isblk) {
+ LASSERTF(lqs->lqs_bwrite_pending >= pending[i],
+ "there are too many blocks! [id %u] [%c] "
+ "[bwrite_pending %lu] [pending %u]\n",
+ id[i], i % 2 ? 'g' : 'u',
+ lqs->lqs_bwrite_pending, pending[i]);
+
+ lqs->lqs_bwrite_pending -= pending[i];
+ } else {
+ LASSERTF(lqs->lqs_iwrite_pending >= pending[i],
+ "there are too many files! [id %u] [%c] "
+ "[iwrite_pending %lu] [pending %u]\n",
+ id[i], i % 2 ? 'g' : 'u',
+ lqs->lqs_iwrite_pending, pending[i]);
+
+ lqs->lqs_iwrite_pending -= pending[i];
}
+ CDEBUG(D_QUOTA, "id: %u, %c, lqs pending: %lu, pending: %d, "
+ "isblk: %d.\n", id[i], i % 2 ? 'g' : 'u',
+ isblk ? lqs->lqs_bwrite_pending: lqs->lqs_iwrite_pending,
+ pending[i], isblk);
+ spin_unlock(&lqs->lqs_lock);
+
+ /* for quota_search_lqs in pending_commit */
+ lqs_putref(lqs);
+ /* for quota_search_lqs in quota_check */
+ lqs_putref(lqs);
}
do_gettimeofday(&work_end);
timediff = cfs_timeval_sub(&work_end, &work_start, NULL);
RETURN(0);
}
-static int quota_acquire_common(struct obd_device *obd, unsigned int uid,
- unsigned int gid, struct obd_trans_info *oti,
- int isblk)
+static int quota_acquire_common(struct obd_device *obd, const unsigned int id[],
+ struct obd_trans_info *oti, int isblk)
{
struct lustre_quota_ctxt *qctxt = &obd->u.obt.obt_qctxt;
int rc;
ENTRY;
- rc = qctxt_adjust_qunit(obd, qctxt, uid, gid, isblk, 1, oti);
+ rc = qctxt_adjust_qunit(obd, qctxt, id, isblk, 1, oti);
RETURN(rc);
}
OBD_SLAB_FREE(oqi, qinfo_cachep, sizeof(*oqi));
}
-int osc_quota_chkdq(struct client_obd *cli, unsigned int uid, unsigned int gid)
+int osc_quota_chkdq(struct client_obd *cli, const unsigned int qid[])
{
unsigned int id;
int cnt, rc = QUOTA_OK;
for (cnt = 0; cnt < MAXQUOTAS; cnt++) {
struct osc_quota_info *oqi = NULL;
- id = (cnt == USRQUOTA) ? uid : gid;
+ id = (cnt == USRQUOTA) ? qid[USRQUOTA] : qid[GRPQUOTA];
oqi = find_qinfo(cli, id, cnt);
if (oqi) {
rc = NO_QUOTA;
RETURN(rc);
}
-int osc_quota_setdq(struct client_obd *cli, unsigned int uid, unsigned int gid,
+int osc_quota_setdq(struct client_obd *cli, const unsigned int qid[],
obd_flag valid, obd_flag flags)
{
unsigned int id;
OBD_MD_FLUSRQUOTA : OBD_MD_FLGRPQUOTA)))
continue;
- id = (cnt == USRQUOTA) ? uid : gid;
+ id = (cnt == USRQUOTA) ? qid[USRQUOTA] : qid[GRPQUOTA];
noquota = (cnt == USRQUOTA) ?
(flags & OBD_FL_NO_USRQUOTA) : (flags & OBD_FL_NO_GRPQUOTA);