b=17682 limit performance impact of rpctrace, dlmtrace & quota

[fs/lustre-release.git] / lustre / quota / quota_internal.h

diff --git a/lustre/quota/quota_internal.h b/lustre/quota/quota_internal.h
index 65e89b0..abb83b8 100644 (file)
--- a/lustre/quota/quota_internal.h
+++ b/lustre/quota/quota_internal.h
@@ -87,7 +87,7 @@
 #define LQS_DEBUG(lqs, fmt, arg...)                                           \
         CDEBUG(D_QUOTA, "lqs(%p) id(%u) flag(%lu) type(%c) bunit(%lu) "       \
                "btune(%lu) iunit(%lu) itune(%lu) lqs_bwrite_pending(%lu) "    \
-               "lqs_iwrite_pending(%lu) ino_rec("LPD64") blk_rec("LPD64" )"   \
+               "lqs_iwrite_pending(%lu) ino_rec(%llu) blk_rec(%llu)"   \
                "refcount(%d): "                                               \
                fmt, lqs, lqs->lqs_id, lqs->lqs_flags,                         \
                LQS_IS_GRP(lqs) ? 'g' : 'u',                                   \
@@ -115,6 +115,9 @@ int compute_remquota(struct obd_device *obd,
                      int isblk);
 int check_qm(struct lustre_quota_ctxt *qctxt);
 void dqacq_interrupt(struct lustre_quota_ctxt *qctxt);
+void* quota_barrier(struct lustre_quota_ctxt *qctxt,
+                    struct obd_quotactl *oqctl, int isblk);
+void quota_unbarrier(void *handle);
 /* quota_master.c */
 int lustre_dquot_init(void);
 void lustre_dquot_exit(void);
@@ -124,8 +127,10 @@ int mds_quota_adjust(struct obd_device *obd, unsigned int qcids[],
 int filter_quota_adjust(struct obd_device *obd, unsigned int qcids[],
                         unsigned int qpids[], int rc, int opc);
 int init_admin_quotafiles(struct obd_device *obd, struct obd_quotactl *oqctl);
-int mds_quota_get_version(struct obd_device *obd, lustre_quota_version_t *ver);
-int mds_quota_set_version(struct obd_device *obd, lustre_quota_version_t ver);
+int mds_quota_get_version(struct obd_device *obd, lustre_quota_version_t *aver,
+                          lustre_quota_version_t *over);
+int mds_quota_set_version(struct obd_device *obd, lustre_quota_version_t aver,
+                          lustre_quota_version_t over);
 int mds_quota_invalidate(struct obd_device *obd, struct obd_quotactl *oqctl);
 int mds_quota_finvalidate(struct obd_device *obd, struct obd_quotactl *oqctl);
 
@@ -153,17 +158,12 @@ int target_quota_check(struct obd_export *exp, struct obd_quotactl *oqctl);
 
 int quota_adjust_slave_lqs(struct quota_adjust_qunit *oqaq, struct
                           lustre_quota_ctxt *qctxt);
-void qdata_to_oqaq(struct qunit_data *qdata,
-                   struct quota_adjust_qunit *oqaq);
 #ifdef __KERNEL__
-int quota_search_lqs(struct qunit_data *qdata,
-                     struct quota_adjust_qunit *oqaq,
-                     struct lustre_quota_ctxt *qctxt,
-                     struct lustre_qunit_size **lqs_return);
-int quota_create_lqs(struct qunit_data *qdata,
-                     struct quota_adjust_qunit *oqaq,
-                     struct lustre_quota_ctxt *qctxt,
-                     struct lustre_qunit_size **lqs_return);
+int quota_is_set(struct obd_device *obd, unsigned int uid,
+                 unsigned int gid, int flag);
+struct lustre_qunit_size *quota_search_lqs(unsigned long long lqs_key,
+                                           struct lustre_quota_ctxt *qctxt,
+                                           int create);
 void quota_compute_lqs(struct qunit_data *qdata, struct lustre_qunit_size *lqs,
                        int is_chk, int is_acq);
 
@@ -177,6 +177,7 @@ int filter_quota_adjust_qunit(struct obd_export *exp,
                               struct lustre_quota_ctxt *qctxt);
 int lquota_proc_setup(struct obd_device *obd, int is_master);
 int lquota_proc_cleanup(struct lustre_quota_ctxt *qctxt);
+void build_lqs(struct obd_device *obd);
 
 extern cfs_proc_dir_entry_t *lquota_type_proc_dir;
 #endif
@@ -186,6 +187,8 @@ extern cfs_proc_dir_entry_t *lquota_type_proc_dir;
 #define LQS_INO_DECREASE 4
 #define LQS_INO_INCREASE 8
 
+/* the return status of quota operation */
+#define QUOTA_REQ_RETURNED 1
 
 #endif
 int client_quota_adjust_qunit(struct obd_export *exp,
@@ -199,4 +202,18 @@ int lov_quota_ctl(struct obd_export *exp, struct obd_quotactl *oqctl);
 int client_quota_check(struct obd_export *exp, struct obd_quotactl *oqctl);
 int lov_quota_check(struct obd_export *exp, struct obd_quotactl *oqctl);
 int client_quota_poll_check(struct obd_export *exp, struct if_quotacheck *qchk);
+
+static inline int client_quota_recoverable_error(int rc)
+{
+        return (rc == -ETIMEDOUT || rc == -EAGAIN);
+}
+
+static inline int client_quota_should_resend(int resend, struct client_obd *cli)
+{
+        return atomic_read(&cli->cl_quota_resends) ?
+                atomic_read(&cli->cl_quota_resends) > resend : 1;
+}
+
+int generic_quota_on(struct obd_device *obd, struct obd_quotactl *oqctl,
+                     int global);
 #endif