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staging/lustre: Remove server data from struct obd_export

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Despite it's name struct obd_export could exist on the client too
(used for reverse exports), but all the actual server bits
are not needed there, so could be dropped. This is mostly
various target-related stuff.

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Oleg Drokin 2016-02-24 22:00:19 -05:00 committed by Greg Kroah-Hartman
parent 9a18e0a8f4
commit 5eade31eab
1 changed files with 0 additions and 70 deletions
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70
drivers/staging/lustre/lustre/include/lustre_export.h
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@ -50,62 +50,6 @@
#include "lustre/lustre_idl.h"
#include "lustre_dlm.h"
struct mds_client_data;
struct mdt_client_data;
struct mds_idmap_table;
struct mdt_idmap_table;
/**
* Target-specific export data
*/
struct tg_export_data {
/** Protects led_lcd below */
struct mutex ted_lcd_lock;
/** Per-client data for each export */
struct lsd_client_data *ted_lcd;
/** Offset of record in last_rcvd file */
loff_t ted_lr_off;
/** Client index in last_rcvd file */
int ted_lr_idx;
};
/**
* MDT-specific export data
*/
struct mdt_export_data {
struct tg_export_data med_ted;
/** List of all files opened by client on this MDT */
struct list_head med_open_head;
spinlock_t med_open_lock; /* med_open_head, mfd_list */
/** Bitmask of all ibit locks this MDT understands */
__u64 med_ibits_known;
struct mutex med_idmap_mutex;
struct lustre_idmap_table *med_idmap;
};
struct ec_export_data { /* echo client */
struct list_head eced_locks;
};
/* In-memory access to client data from OST struct */
/** Filter (oss-side) specific import data */
struct filter_export_data {
struct tg_export_data fed_ted;
spinlock_t fed_lock; /**< protects fed_mod_list */
long fed_dirty; /* in bytes */
long fed_grant; /* in bytes */
struct list_head fed_mod_list; /* files being modified */
int fed_mod_count;/* items in fed_writing list */
long fed_pending; /* bytes just being written */
__u32 fed_group;
__u8 fed_pagesize; /* log2 of client page size */
};
struct mgs_export_data {
struct list_head med_clients; /* mgc fs client via this exp */
spinlock_t med_lock; /* protect med_clients */
};
enum obd_option {
OBD_OPT_FORCE = 0x0001,
OBD_OPT_FAILOVER = 0x0002,
@ -200,22 +144,8 @@ struct obd_export {
/** blocking dlm lock list, protected by exp_bl_list_lock */
struct list_head exp_bl_list;
spinlock_t exp_bl_list_lock;
/** Target specific data */
union {
struct tg_export_data eu_target_data;
struct mdt_export_data eu_mdt_data;
struct filter_export_data eu_filter_data;
struct ec_export_data eu_ec_data;
struct mgs_export_data eu_mgs_data;
} u;
};
#define exp_target_data u.eu_target_data
#define exp_mdt_data u.eu_mdt_data
#define exp_filter_data u.eu_filter_data
#define exp_ec_data u.eu_ec_data
static inline __u64 *exp_connect_flags_ptr(struct obd_export *exp)
{
return &exp->exp_connect_data.ocd_connect_flags;