LU-9165 pfl: MDS handling of write intent IT_LAYOUT RPC

[fs/lustre-release.git] / lustre / lod / lod_internal.h

diff --git a/lustre/lod/lod_internal.h b/lustre/lod/lod_internal.h
index 7b2c9a6..7bd32ff 100644 (file)
--- a/lustre/lod/lod_internal.h
+++ b/lustre/lod/lod_internal.h
@@ -240,6 +240,8 @@ struct lod_layout_component {
        __u16                     llc_stripenr;
        __u16                     llc_stripes_allocated;
        char                     *llc_pool;
+       /* ost list specified with LOV_USER_MAGIC_SPECIFIC lum */
+       struct ost_pool           llc_ostlist;
        struct dt_object        **llc_stripe;
 };
 
@@ -369,6 +371,7 @@ struct lod_thread_info {
        struct lu_attr                  lti_attr;
        struct lod_it                   lti_it;
        struct ldlm_res_id              lti_res_id;
+       struct ost_pool                 lti_inuse_osts;
        /* used to hold lu_dirent, sizeof(struct lu_dirent) + NAME_MAX */
        char                            lti_key[sizeof(struct lu_dirent) +
                                                NAME_MAX];
@@ -534,6 +537,24 @@ lod_get_default_lmv_ea(const struct lu_env *env, struct lod_object *lo)
        return lod_get_ea(env, lo, XATTR_NAME_DEFAULT_LMV);
 }
 
+static inline void
+lod_comp_set_init(struct lod_layout_component *entry)
+{
+       entry->llc_flags |= LCME_FL_INIT;
+}
+
+static inline void
+lod_comp_unset_init(struct lod_layout_component *entry)
+{
+       entry->llc_flags &= ~LCME_FL_INIT;
+}
+
+static inline bool
+lod_comp_inited(const struct lod_layout_component *entry)
+{
+       return entry->llc_flags & LCME_FL_INIT;
+}
+
 void lod_fix_desc(struct lov_desc *desc);
 void lod_fix_desc_qos_maxage(__u32 *val);
 void lod_fix_desc_pattern(__u32 *val);
@@ -572,6 +593,18 @@ int lod_pool_new(struct obd_device *obd, char *poolname);
 int lod_pool_add(struct obd_device *obd, char *poolname, char *ostname);
 int lod_pool_remove(struct obd_device *obd, char *poolname, char *ostname);
 
+struct lod_obj_stripe_cb_data {
+       union {
+               const struct lu_attr    *locd_attr;
+               struct ost_pool         *locd_inuse;
+       };
+       bool    locd_declare;
+};
+
+typedef int (*lod_obj_stripe_cb_t)(const struct lu_env *env,
+                                  struct lod_object *lo, struct dt_object *dt,
+                                  struct thandle *th, int stripe_idx,
+                                  struct lod_obj_stripe_cb_data *data);
 /* lod_qos.c */
 int lod_prepare_create(const struct lu_env *env, struct lod_object *lo,
                       struct lu_attr *attr, const struct lu_buf *buf,
@@ -581,6 +614,20 @@ int qos_del_tgt(struct lod_device *, struct lod_tgt_desc *);
 void lod_qos_rr_init(struct lod_qos_rr *lqr);
 int lod_use_defined_striping(const struct lu_env *, struct lod_object *,
                             const struct lu_buf *);
+int lod_obj_stripe_set_inuse_cb(const struct lu_env *env, struct lod_object *lo,
+                               struct dt_object *dt, struct thandle *th,
+                               int stripe_idx,
+                               struct lod_obj_stripe_cb_data *data);
+int lod_qos_parse_config(const struct lu_env *env, struct lod_object *lo,
+                        const struct lu_buf *buf);
+int lod_qos_prep_create(const struct lu_env *env, struct lod_object *lo,
+                       struct lu_attr *attr, struct thandle *th,
+                       int comp_idx, struct ost_pool *inuse);
+__u16 lod_comp_entry_stripecnt(struct lod_object *lo,
+                              struct lod_layout_component *entry,
+                              bool is_dir);
+__u16 lod_get_stripecnt(struct lod_device *lod, struct lod_object *lo,
+                       __u16 stripe_count);
 
 /* lproc_lod.c */
 int lod_procfs_init(struct lod_device *lod);
@@ -599,19 +646,6 @@ int lod_striping_create(const struct lu_env *env, struct dt_object *dt,
                        struct thandle *th);
 void lod_object_free_striping(const struct lu_env *env, struct lod_object *lo);
 
-struct lod_obj_stripe_cb_data {
-       union {
-               const struct lu_attr    *locd_attr;
-               struct ost_pool         *locd_inuse;
-       };
-       bool    locd_declare;
-};
-
-typedef int (*lod_obj_stripe_cb_t)(const struct lu_env *env,
-                                  struct lod_object *lo, struct dt_object *dt,
-                                  struct thandle *th, int stripe_idx,
-                                  struct lod_obj_stripe_cb_data *data);
-
 int lod_obj_for_each_stripe(const struct lu_env *env, struct lod_object *lo,
                            struct thandle *th, lod_obj_stripe_cb_t cb,
                            struct lod_obj_stripe_cb_data *data);