LU-1453 scrub: auto trigger OI scrub more flexible

[fs/lustre-release.git] / lustre / osd-ldiskfs / osd_internal.h

diff --git a/lustre/osd-ldiskfs/osd_internal.h b/lustre/osd-ldiskfs/osd_internal.h
index 12e759f..6d92a31 100644 (file)
--- a/lustre/osd-ldiskfs/osd_internal.h
+++ b/lustre/osd-ldiskfs/osd_internal.h
@@ -277,8 +277,31 @@ struct osd_device {
 
        /* osd seq instance */
        struct lu_client_seq    *od_cl_seq;
+       /* If the ratio of "the total OI mappings count" vs
+        * "the bad OI mappings count" is lower than the
+        * osd_device::od_full_scrub_ratio, then trigger
+        * OI scrub to scan the whole the device. */
+       __u64                    od_full_scrub_ratio;
+       /* If the speed of found bad OI mappings (per minute)
+        * exceeds the osd_device::od_full_scrub_speed, then
+        * trigger OI scrub to scan the whole the device. */
+       __u64                    od_full_scrub_speed;
 };
 
+enum osd_full_scrub_ratio {
+       /* Trigger OI scrub to scan the whole device directly. */
+       OFSR_DIRECTLY   = 0,
+
+       /* Because the bad OI mappings count cannot be larger than
+        * the total OI mappints count, then setting OFSR_NEVER means
+        * that the whole device scanning cannot be triggered by auto
+        * detected bad OI mappings during the RPC services. */
+       OFSR_NEVER      = 1,
+       OFSR_DEFAULT    = 10000,
+};
+
+#define FULL_SCRUB_SPEED_DEFULT        60
+
 /* There are at most 10 uid/gids are affected in a transaction, and
  * that's rename case:
  * - 2 for source parent uid & gid;
@@ -670,7 +693,7 @@ int osd_obj_spec_update(struct osd_thread_info *info, struct osd_device *osd,
 void osd_scrub_file_reset(struct osd_scrub *scrub, __u8 *uuid, __u64 flags);
 int osd_scrub_file_store(struct osd_scrub *scrub);
 char *osd_lf_fid2name(const struct lu_fid *fid);
-int osd_scrub_start(struct osd_device *dev);
+int osd_scrub_start(struct osd_device *dev, __u32 flags);
 int osd_scrub_setup(const struct lu_env *env, struct osd_device *dev);
 void osd_scrub_cleanup(const struct lu_env *env, struct osd_device *dev);
 int osd_oii_insert(struct osd_device *dev, struct osd_idmap_cache *oic,