X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Finclude%2Fobd.h;h=6afec97acd30dee967f62ba3f0e133cac04364f6;hp=9747623b1ae2590a9de81c9f20e69b2b00dce3c2;hb=a067251099b6b225f2409f680d9e4423253d0730;hpb=e00ea21cc99c35ac4ea1386f18964ee5c2b1808b diff --git a/lustre/include/obd.h b/lustre/include/obd.h index 9747623..6afec97 100644 --- a/lustre/include/obd.h +++ b/lustre/include/obd.h @@ -57,19 +57,18 @@ #define IOC_MDC_MAX_NR 50 #include +#include +#include #ifdef HAVE_SERVER_SUPPORT # include +# include #endif #include -#include #include #include #include #include -#include - - #define MAX_OBD_DEVICES 8192 struct osc_async_rc { @@ -265,33 +264,6 @@ struct brw_page { obd_flag flag; }; -/* Individual type definitions */ - -struct ost_server_data; - -struct osd_properties { - size_t osd_max_ea_size; -}; - -#define OBT_MAGIC 0xBDDECEAE -/* hold common fields for "target" device */ -struct obd_device_target { - __u32 obt_magic; - __u32 obt_instance; - struct super_block *obt_sb; - /** last_rcvd file */ - struct file *obt_rcvd_filp; -#ifdef HAVE_SERVER_SUPPORT - struct lu_target *obt_lut; -#endif - __u64 obt_mount_count; - struct rw_semaphore obt_rwsem; - struct vfsmount *obt_vfsmnt; - struct file *obt_health_check_filp; - struct osd_properties obt_osd_properties; - struct obd_job_stats obt_jobstats; -}; - /* llog contexts */ enum llog_ctxt_id { LLOG_CONFIG_ORIG_CTXT = 0, @@ -312,94 +284,6 @@ enum llog_ctxt_id { LLOG_MAX_CTXTS }; -#define FILTER_SUBDIR_COUNT 32 /* set to zero for no subdirs */ - -struct filter_subdirs { - struct dentry *dentry[FILTER_SUBDIR_COUNT]; -}; - - -struct filter_ext { - __u64 fe_start; - __u64 fe_end; -}; - -struct filter_obd { - /* NB this field MUST be first */ - struct obd_device_target fo_obt; - const char *fo_fstype; - - int fo_group_count; - struct dentry *fo_dentry_O; - struct dentry **fo_dentry_O_groups; - struct filter_subdirs *fo_dentry_O_sub; - struct mutex fo_init_lock; /* group initialization lock*/ - int fo_committed_group; - - spinlock_t fo_objidlock; /* protect fo_lastobjid */ - - unsigned long fo_destroys_in_progress; - struct mutex fo_create_locks[FILTER_SUBDIR_COUNT]; - - cfs_list_t fo_export_list; - int fo_subdir_count; - - obd_size fo_tot_dirty; /* protected by obd_osfs_lock */ - obd_size fo_tot_granted; /* all values in bytes */ - obd_size fo_tot_pending; - int fo_tot_granted_clients; - - obd_size fo_readcache_max_filesize; - spinlock_t fo_flags_lock; - unsigned int fo_read_cache:1, /**< enable read-only cache */ - fo_writethrough_cache:1,/**< read cache writes */ - fo_mds_ost_sync:1, /**< MDS-OST orphan recovery*/ - fo_raid_degraded:1;/**< RAID device degraded */ - - struct obd_import *fo_mdc_imp; - struct obd_uuid fo_mdc_uuid; - struct lustre_handle fo_mdc_conn; - struct file **fo_last_objid_files; - __u64 *fo_last_objids; /* last created objid for groups, - * protected by fo_objidlock */ - - struct mutex fo_alloc_lock; - - cfs_atomic_t fo_r_in_flight; - cfs_atomic_t fo_w_in_flight; - - /* - * per-filter pool of kiobuf's allocated by filter_common_setup() and - * torn down by filter_cleanup(). - * - * This pool contains kiobuf used by - * filter_{prep,commit}rw_{read,write}() and is shared by all OST - * threads. - * - * Locking: protected by internal lock of cfs_hash, pool can be - * found from this hash table by t_id of ptlrpc_thread. - */ - struct cfs_hash *fo_iobuf_hash; - - struct brw_stats fo_filter_stats; - - int fo_fmd_max_num; /* per exp filter_mod_data */ - int fo_fmd_max_age; /* jiffies to fmd expiry */ - unsigned long fo_syncjournal:1, /* sync journal on writes */ - fo_sync_lock_cancel:2;/* sync on lock cancel */ - - - /* sptlrpc stuff */ - rwlock_t fo_sptlrpc_lock; - struct sptlrpc_rule_set fo_sptlrpc_rset; - - /* capability related */ - unsigned int fo_fl_oss_capa; - cfs_list_t fo_capa_keys; - cfs_hlist_head_t *fo_capa_hash; - int fo_sec_level; -}; - struct timeout_item { enum timeout_event ti_event; cfs_time_t ti_timeout; @@ -565,25 +449,6 @@ struct obd_id_info { obd_id *data; }; -/* */ - -struct echo_obd { - struct obd_device_target eo_obt; - struct obdo eo_oa; - spinlock_t eo_lock; - __u64 eo_lastino; - struct lustre_handle eo_nl_lock; - cfs_atomic_t eo_prep; -}; - -struct ost_obd { - struct ptlrpc_service *ost_service; - struct ptlrpc_service *ost_create_service; - struct ptlrpc_service *ost_io_service; - struct ptlrpc_service *ost_seq_service; - struct mutex ost_health_mutex; -}; - struct echo_client_obd { struct obd_export *ec_exp; /* the local connection to osc/lov */ spinlock_t ec_lock; @@ -1071,19 +936,21 @@ struct obd_device { cfs_list_t obd_final_req_queue; int obd_recovery_stage; - union { - struct obd_device_target obt; - struct filter_obd filter; - struct client_obd cli; - struct ost_obd ost; - struct echo_client_obd echo_client; - struct echo_obd echo; - struct lov_obd lov; - struct lmv_obd lmv; - } u; - /* Fields used by LProcFS */ - unsigned int obd_cntr_base; - struct lprocfs_stats *obd_stats; + union { +#ifdef HAVE_SERVER_SUPPORT + struct obd_device_target obt; + struct filter_obd filter; + struct ost_obd ost; + struct echo_obd echo; +#endif + struct client_obd cli; + struct echo_client_obd echo_client; + struct lov_obd lov; + struct lmv_obd lmv; + } u; + /* Fields used by LProcFS */ + unsigned int obd_cntr_base; + struct lprocfs_stats *obd_stats; unsigned int md_cntr_base; struct lprocfs_stats *md_stats; @@ -1626,13 +1493,13 @@ static inline struct md_open_data *obd_mod_alloc(void) } #define obd_mod_get(mod) cfs_atomic_inc(&(mod)->mod_refcount) -#define obd_mod_put(mod) \ -({ \ - if (cfs_atomic_dec_and_test(&(mod)->mod_refcount)) { \ - if ((mod)->mod_open_req) \ - ptlrpc_req_finished((mod)->mod_open_req); \ - OBD_FREE_PTR(mod); \ - } \ +#define obd_mod_put(mod) \ +({ \ + if (cfs_atomic_dec_and_test(&(mod)->mod_refcount)) { \ + if ((mod)->mod_open_req) \ + ptlrpc_req_finished((mod)->mod_open_req); \ + OBD_FREE_PTR(mod); \ + } \ }) void obdo_from_inode(struct obdo *dst, struct inode *src, obd_flag valid);