-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#include <obd_class.h>
#include <lustre_disk.h>
#include <dt_object.h>
+#include <lquota.h>
#include "osd_oi.h"
#include "osd_iam.h"
+#include "osd_scrub.h"
+#include "osd_quota_fmt.h"
struct inode;
-#define OSD_OII_NOGEN (0)
#define OSD_COUNTERS (0)
+/* Lustre special inode::i_state to indicate OI scrub skip this inode. */
+#define I_LUSTRE_NOSCRUB (1 << 31)
+
/** Enable thandle usage statistics */
#define OSD_THANDLE_STATS (0)
#endif /* HAVE_LDISKFS_PDO */
+#define OSD_OTABLE_IT_CACHE_SIZE 128
+#define OSD_OTABLE_IT_CACHE_MASK (~(OSD_OTABLE_IT_CACHE_SIZE - 1))
+
+struct osd_inconsistent_item {
+ /* link into osd_scrub::os_inconsistent_items,
+ * protected by osd_scrub::os_lock. */
+ cfs_list_t oii_list;
+
+ /* The right FID <=> ino#/gen mapping. */
+ struct osd_idmap_cache oii_cache;
+
+ unsigned int oii_insert:1; /* insert or update mapping. */
+};
+
+struct osd_otable_cache {
+ struct osd_idmap_cache ooc_cache[OSD_OTABLE_IT_CACHE_SIZE];
+
+ /* Index for next cache slot to be filled. */
+ int ooc_producer_idx;
+
+ /* Index for next cache slot to be returned by it::next(). */
+ int ooc_consumer_idx;
+
+ /* How many items in ooc_cache. */
+ int ooc_cached_items;
+
+ /* Position for up layer LFSCK iteration pre-loading. */
+ __u32 ooc_pos_preload;
+};
+
+struct osd_otable_it {
+ struct osd_device *ooi_dev;
+ struct osd_otable_cache ooi_cache;
+
+ /* For osd_otable_it_key. */
+ __u8 ooi_key[16];
+
+ /* The following bits can be updated/checked w/o lock protection.
+ * If more bits will be introduced in the future and need lock to
+ * protect, please add comment. */
+ unsigned long ooi_used_outside:1, /* Some user out of OSD
+ * uses the iteration. */
+ ooi_all_cached:1, /* No more entries can be
+ * filled into cache. */
+ ooi_user_ready:1, /* The user out of OSD is
+ * ready to iterate. */
+ ooi_waiting:1; /* it::next is waiting. */
+};
+
extern const int osd_dto_credits_noquota[];
/*
* statfs optimization: we cache a bit.
*/
cfs_time_t od_osfs_age;
- cfs_kstatfs_t od_kstatfs;
+ struct obd_statfs od_statfs;
cfs_spinlock_t od_osfs_lock;
/**
struct brw_stats od_brw_stats;
cfs_atomic_t od_r_in_flight;
cfs_atomic_t od_w_in_flight;
+
+ cfs_mutex_t od_otable_mutex;
+ struct osd_otable_it *od_otable_it;
+ struct osd_scrub od_scrub;
+
+ /* service name associated with the osd device */
+ char od_svname[MAX_OBD_NAME];
+
+ /* quota slave instance */
+ struct qsd_instance *od_quota_slave;
};
#define OSD_TRACK_DECLARES
struct iam_iterator oi_it;
};
+/**
+ * Iterator's in-memory data structure for quota file.
+ */
+struct osd_it_quota {
+ struct osd_object *oiq_obj;
+ /** tree blocks path to where the entry is stored */
+ uint oiq_blk[LUSTRE_DQTREEDEPTH];
+ /** on-disk offset for current key where quota record can be found */
+ loff_t oiq_offset;
+ /** identifier for current quota record */
+ __u64 oiq_id;
+};
+
#define MAX_BLOCKS_PER_PAGE (CFS_PAGE_SIZE / 512)
struct osd_iobuf {
struct htree_lock *oti_hlock;
struct lu_fid oti_fid;
- struct osd_inode_id oti_id;
+ struct lu_fid oti_fid2;
+ struct osd_inode_id oti_id;
+ struct osd_inode_id oti_id2;
struct ost_id oti_ostid;
/*
/** osd iterator context used for iterator session */
- union {
- struct osd_it_iam oti_it;
- /** ldiskfs iterator data structure, see osd_it_ea_{init, fini} */
- struct osd_it_ea oti_it_ea;
- };
+ union {
+ struct osd_it_iam oti_it;
+ /* ldiskfs iterator data structure,
+ * see osd_it_ea_{init, fini} */
+ struct osd_it_ea oti_it_ea;
+ struct osd_it_quota oti_it_quota;
+ };
/** pre-allocated buffer used by oti_it_ea, size OSD_IT_EA_BUFSIZE */
void *oti_it_ea_buf;
+ cfs_kstatfs_t oti_ksfs;
+
/** IAM iterator for index operation. */
struct iam_iterator oti_idx_it;
long long oti_alignment_lieutenant_colonel;
};
+ struct osd_idmap_cache oti_cache;
int oti_r_locks;
int oti_w_locks;
#define OSD_FID_REC_SZ 32
char oti_ldp[OSD_FID_REC_SZ];
char oti_ldp2[OSD_FID_REC_SZ];
+
+ /* used by quota code */
+ union {
+ struct if_dqblk oti_dqblk;
+ struct if_dqinfo oti_dqinfo;
+ };
};
extern int ldiskfs_pdo;
#endif
int osd_statfs(const struct lu_env *env, struct dt_device *dev,
- cfs_kstatfs_t *sfs);
+ struct obd_statfs *sfs);
int osd_object_auth(const struct lu_env *env, struct dt_object *dt,
struct lustre_capa *capa, __u64 opc);
void osd_declare_qid(struct dt_object *dt, struct osd_thandle *oh,
int type, uid_t id, struct inode *inode);
-struct inode *osd_iget(struct osd_thread_info *info,
- struct osd_device *dev,
- const struct osd_inode_id *id);
+struct inode *osd_iget(struct osd_thread_info *info, struct osd_device *dev,
+ struct osd_inode_id *id);
+struct inode *osd_iget_fid(struct osd_thread_info *info, struct osd_device *dev,
+ struct osd_inode_id *id, struct lu_fid *fid);
int osd_compat_init(struct osd_device *dev);
void osd_compat_fini(struct osd_device *dev);
const struct lu_fid *fid,
const struct osd_inode_id *id, struct thandle *th);
+void osd_scrub_file_reset(struct osd_scrub *scrub, __u8 *uuid, __u64 flags);
+int osd_scrub_file_store(struct osd_scrub *scrub);
+int osd_scrub_start(struct osd_device *dev);
+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,
+ int insert);
+int osd_oii_lookup(struct osd_device *dev, const struct lu_fid *fid,
+ struct osd_inode_id *id);
+
+/* osd_quota_fmt.c */
+int walk_tree_dqentry(const struct lu_env *env, struct osd_object *obj,
+ int type, uint blk, int depth, uint index,
+ struct osd_it_quota *it);
+int walk_block_dqentry(const struct lu_env *env, struct osd_object *obj,
+ int type, uint blk, uint index,
+ struct osd_it_quota *it);
+loff_t find_tree_dqentry(const struct lu_env *env,
+ struct osd_object *obj, int type,
+ qid_t dqid, uint blk, int depth,
+ struct osd_it_quota *it);
/*
* Invariants, assertions.
*/
#define osd_invariant(obj) (1)
#endif
+extern const struct dt_index_operations osd_otable_ops;
+
+static inline int osd_oi_fid2idx(struct osd_device *dev,
+ const struct lu_fid *fid)
+{
+ return fid->f_seq & (dev->od_oi_count - 1);
+}
+
static inline struct osd_oi *osd_fid2oi(struct osd_device *osd,
const struct lu_fid *fid)
{
- LASSERT(!fid_is_idif(fid));
- LASSERT(!fid_is_igif(fid));
- LASSERT(osd->od_oi_table != NULL && osd->od_oi_count >= 1);
- /* It can work even od_oi_count equals to 1 although it's unexpected,
- * the only reason we set it to 1 is for performance measurement */
- return osd->od_oi_table[fid->f_seq & (osd->od_oi_count - 1)];
+ LASSERTF(!fid_is_idif(fid), DFID"\n", PFID(fid));
+ LASSERTF(!fid_is_igif(fid), DFID"\n", PFID(fid));
+ LASSERT(osd->od_oi_table != NULL && osd->od_oi_count >= 1);
+ /* It can work even od_oi_count equals to 1 although it's unexpected,
+ * the only reason we set it to 1 is for performance measurement */
+ return osd->od_oi_table[osd_oi_fid2idx(osd, fid)];
}
extern const struct lu_device_operations osd_lu_ops;
}
int osd_ldiskfs_read(struct inode *inode, void *buf, int size, loff_t *offs);
+int osd_ldiskfs_write_record(struct inode *inode, void *buf, int bufsize,
+ loff_t *offs, handle_t *handle);
static inline
struct dentry *osd_child_dentry_by_inode(const struct lu_env *env,
return result;
}
+/**
+ * Quota/Accounting handling
+ */
+extern const struct dt_index_operations osd_acct_index_ops;
+int osd_acct_obj_lookup(struct osd_thread_info *info, struct osd_device *osd,
+ const struct lu_fid *fid, struct osd_inode_id *id);
+
#endif /* __KERNEL__ */
#endif /* _OSD_INTERNAL_H */