#ifndef __KERNEL__
#include <sys/types.h>
-#include <portals/list.h>
+#include <libcfs/list.h>
#else
#include <asm/segment.h>
#include <asm/uaccess.h>
#include <linux/obd.h>
#include <linux/lustre_lib.h>
#include <linux/lustre_idl.h>
-#include <linux/lustre_mds.h>
-#include <linux/lustre_dlm.h>
#include <linux/lprocfs_status.h>
-
+#include <linux/lustre_log.h>
/* OBD Device Declarations */
-#define MAX_OBD_DEVICES 128
+#define MAX_OBD_DEVICES 256
extern struct obd_device obd_dev[MAX_OBD_DEVICES];
+extern spinlock_t obd_dev_lock;
/* OBD Operations Declarations */
extern struct obd_device *class_conn2obd(struct lustre_handle *);
+extern struct obd_device *class_exp2obd(struct obd_export *);
/* genops.c */
struct obd_export *class_conn2export(struct lustre_handle *);
-int class_register_type(struct obd_ops *ops, struct lprocfs_vars *, char *nm);
+int class_register_type(struct obd_ops *ops, struct md_ops *md_ops,
+ struct lprocfs_vars *, char *nm);
int class_unregister_type(char *nm);
+
+struct obd_device *class_newdev(struct obd_type *type);
+void class_release_dev(struct obd_device *obd);
+
int class_name2dev(char *name);
struct obd_device *class_name2obd(char *name);
int class_uuid2dev(struct obd_uuid *uuid);
struct obd_device *class_uuid2obd(struct obd_uuid *uuid);
+struct obd_device * class_find_client_obd(struct obd_uuid *tgt_uuid,
+ char * typ_name,
+ struct obd_uuid *grp_uuid);
+struct obd_device * class_devices_in_group(struct obd_uuid *grp_uuid,
+ int *next);
+
+int oig_init(struct obd_io_group **oig);
+void oig_add_one(struct obd_io_group *oig,
+ struct oig_callback_context *occ);
+void oig_complete_one(struct obd_io_group *oig,
+ struct oig_callback_context *occ, int rc);
+void oig_release(struct obd_io_group *oig);
+int oig_wait(struct obd_io_group *oig);
+
+/* obd_config.c */
+int class_process_config(struct lustre_cfg *lcfg);
+
+/* Passed as data param to class_config_parse_handler() */
+#define CFG_MODIFY_UUID_FL 0x00001
+struct config_llog_instance {
+ char *cfg_instance;
+ struct obd_uuid cfg_uuid;
+ ptl_nid_t cfg_local_nid;
+ int cfg_flags;
+};
-struct obd_export *class_export_get(struct obd_export *);
-void class_export_put(struct obd_export *);
+int class_config_process_llog(struct llog_ctxt *ctxt, char *name,
+ struct config_llog_instance *cfg);
+int class_config_dump_llog(struct llog_ctxt *ctxt, char *name,
+ struct config_llog_instance *cfg);
+
+struct lustre_profile {
+ struct list_head lp_list;
+ char *lp_profile;
+ char *lp_lov;
+ char *lp_lmv;
+ char *lp_gkc;
+};
+
+struct lustre_profile *class_get_profile(char * prof);
+void class_del_profile(char *prof);
+
+#define class_export_rpc_get(exp) \
+({ \
+ atomic_inc(&(exp)->exp_rpc_count); \
+ CDEBUG(D_INFO, "RPC GETting export %p : new rpc_count %d\n", \
+ (exp), atomic_read(&(exp)->exp_rpc_count)); \
+ class_export_get(exp); \
+})
+
+#define class_export_rpc_put(exp) \
+({ \
+ atomic_dec(&(exp)->exp_rpc_count); \
+ CDEBUG(D_INFO, "RPC PUTting export %p : new rpc_count %d\n", \
+ (exp), atomic_read(&(exp)->exp_rpc_count)); \
+ class_export_put(exp); \
+})
+
+#define class_export_get(exp) \
+({ \
+ struct obd_export *exp_ = exp; \
+ atomic_inc(&exp_->exp_refcount); \
+ CDEBUG(D_INFO, "GETting export %p : new refcount %d\n", exp_, \
+ atomic_read(&exp_->exp_refcount)); \
+ exp_; \
+})
+
+#define class_export_put(exp) \
+do { \
+ LASSERT((exp) != NULL); \
+ CDEBUG(D_INFO, "PUTting export %p : new refcount %d\n", (exp), \
+ atomic_read(&(exp)->exp_refcount) - 1); \
+ LASSERT(atomic_read(&(exp)->exp_refcount) > 0); \
+ LASSERT(atomic_read(&(exp)->exp_refcount) < 0x5a5a5a); \
+ __class_export_put(exp); \
+} while (0)
+
+void __class_export_put(struct obd_export *);
struct obd_export *class_new_export(struct obd_device *obddev);
void class_unlink_export(struct obd_export *exp);
void class_put_type(struct obd_type *type);
int class_connect(struct lustre_handle *conn, struct obd_device *obd,
struct obd_uuid *cluuid);
-int class_disconnect(struct lustre_handle *conn, int failover);
-void class_disconnect_exports(struct obd_device *obddev, int failover);
+int class_disconnect(struct obd_export *exp, unsigned long flags);
+void class_disconnect_exports(struct obd_device *, unsigned long);
+int class_disconnect_stale_exports(struct obd_device *,
+ int (*test_export)(struct obd_export *),
+ unsigned long);
+
/* generic operations shared by various OBD types */
int class_multi_setup(struct obd_device *obddev, uint32_t len, void *data);
int class_multi_cleanup(struct obd_device *obddev);
/* obdo.c */
#ifdef __KERNEL__
void obdo_from_iattr(struct obdo *oa, struct iattr *attr, unsigned ia_valid);
-void iattr_from_obdo(struct iattr *attr, struct obdo *oa, obd_flag valid);
-void obdo_from_inode(struct obdo *dst, struct inode *src, obd_flag valid);
-void obdo_refresh_inode(struct inode *dst, struct obdo *src, obd_flag valid);
-void obdo_to_inode(struct inode *dst, struct obdo *src, obd_flag valid);
+void iattr_from_obdo(struct iattr *attr, struct obdo *oa, obd_valid valid);
+void obdo_from_inode(struct obdo *dst, struct inode *src, obd_valid valid);
+void obdo_refresh_inode(struct inode *dst, struct obdo *src, obd_valid valid);
+void obdo_to_inode(struct inode *dst, struct obdo *src, obd_valid valid);
#endif
-void obdo_cpy_md(struct obdo *dst, struct obdo *src, obd_flag valid);
-int obdo_cmp_md(struct obdo *dst, struct obdo *src, obd_flag compare);
-
-static inline int obd_check_conn(struct lustre_handle *conn)
-{
- struct obd_device *obd;
- if (!conn) {
- CERROR("NULL conn\n");
- RETURN(-ENOTCONN);
- }
-
- obd = class_conn2obd(conn);
- if (!obd) {
- CERROR("NULL obd\n");
- RETURN(-ENODEV);
- }
-
- if (!obd->obd_attached) {
- CERROR("obd %d not attached\n", obd->obd_minor);
- RETURN(-ENODEV);
- }
-
- if (!obd->obd_set_up) {
- CERROR("obd %d not setup\n", obd->obd_minor);
- RETURN(-ENODEV);
- }
-
- if (!obd->obd_type) {
- CERROR("obd %d not typed\n", obd->obd_minor);
- RETURN(-ENODEV);
- }
-
- if (!obd->obd_type->typ_ops) {
- CERROR("obd_check_conn: obd %d no operations\n",
- obd->obd_minor);
- RETURN(-EOPNOTSUPP);
- }
- return 0;
-}
-
+void obdo_cpy_md(struct obdo *dst, struct obdo *src, obd_valid valid);
+int obdo_cmp_md(struct obdo *dst, struct obdo *src, obd_valid compare);
+void obdo_to_ioobj(struct obdo *oa, struct obd_ioobj *ioobj);
#define OBT(dev) (dev)->obd_type
#define OBP(dev, op) (dev)->obd_type->typ_ops->o_ ## op
-
-/* Ensure obd_setup: used for disconnect which might be called while
- an obd is stopping. */
-#define OBD_CHECK_SETUP(conn, exp) \
-do { \
- if (!(conn)) { \
- CERROR("NULL connection\n"); \
- RETURN(-EINVAL); \
- } \
- \
- exp = class_conn2export(conn); \
- if (!(exp)) { \
- CERROR("No export for conn "LPX64"\n", (conn)->cookie); \
- RETURN(-EINVAL); \
- } \
- \
- if (!(exp)->exp_obd->obd_set_up) { \
- CERROR("Device %d not setup\n", \
- (exp)->exp_obd->obd_minor); \
- class_export_put(exp); \
- RETURN(-EINVAL); \
- } \
-} while (0)
-
-/* Ensure obd_setup and !obd_stopping. */
-#define OBD_CHECK_ACTIVE(conn, exp) \
-do { \
- if (!(conn)) { \
- CERROR("NULL connection\n"); \
- RETURN(-EINVAL); \
- } \
- \
- exp = class_conn2export(conn); \
- if (!(exp)) { \
- CERROR("No export for conn "LPX64"\n", (conn)->cookie); \
- RETURN(-EINVAL); \
- } \
- \
- if (!(exp)->exp_obd->obd_set_up || (exp)->exp_obd->obd_stopping) { \
- CERROR("Device %d not setup\n", \
- (exp)->exp_obd->obd_minor); \
- class_export_put(exp); \
- RETURN(-EINVAL); \
- } \
-} while (0)
+#define MDP(dev, op) (dev)->obd_type->typ_md_ops->m_ ## op
+#define CTXTP(ctxt, op) (ctxt)->loc_logops->lop_##op
/* Ensure obd_setup: used for cleanup which must be called
while obd is stopping */
-#define OBD_CHECK_DEV_STOPPING(obd) \
+#define OBD_CHECK_DEV(obd) \
do { \
if (!(obd)) { \
CERROR("NULL device\n"); \
RETURN(-ENODEV); \
} \
- \
+} while (0)
+
+#define OBD_CHECK_DEV_STOPPING(obd) \
+do { \
+ OBD_CHECK_DEV(obd); \
if (!(obd)->obd_set_up) { \
CERROR("Device %d not setup\n", \
(obd)->obd_minor); \
/* ensure obd_setup and !obd_stopping */
#define OBD_CHECK_DEV_ACTIVE(obd) \
do { \
- if (!(obd)) { \
- CERROR("NULL device\n"); \
- RETURN(-ENODEV); \
- } \
- \
+ OBD_CHECK_DEV(obd); \
if (!(obd)->obd_set_up || (obd)->obd_stopping) { \
CERROR("Device %d not setup\n", \
(obd)->obd_minor); \
unsigned int coffset; \
coffset = (unsigned int)(obd)->obd_cntr_base + \
OBD_COUNTER_OFFSET(op); \
- LASSERT(coffset < obd->obd_stats->ls_num); \
- lprocfs_counter_incr(obd->obd_stats, coffset); \
+ LASSERT(coffset < (obd)->obd_stats->ls_num); \
+ lprocfs_counter_incr((obd)->obd_stats, coffset);\
+ }
+
+#define MD_COUNTER_OFFSET(op) \
+ ((offsetof(struct md_ops, m_ ## op) - \
+ offsetof(struct md_ops, m_getstatus)) \
+ / sizeof(((struct md_ops *)(0))->m_getstatus))
+
+#define MD_COUNTER_INCREMENT(obd, op) \
+ if ((obd)->md_stats != NULL) { \
+ unsigned int coffset; \
+ coffset = (unsigned int)(obd)->md_cntr_base + \
+ MD_COUNTER_OFFSET(op); \
+ LASSERT(coffset < (obd)->md_stats->ls_num); \
+ lprocfs_counter_incr((obd)->md_stats, coffset); \
}
+
#else
#define OBD_COUNTER_OFFSET(op)
#define OBD_COUNTER_INCREMENT(obd, op)
+#define MD_COUNTER_INCREMENT(obd, op)
#endif
-#define OBD_CHECK_OP(obd, op) \
+#define OBD_CHECK_MD_OP(obd, op, err) \
+do { \
+ if (!OBT(obd) || !MDP((obd), op)) {\
+ if (err) \
+ CERROR("md_" #op ": dev %s/%d no operation\n", \
+ obd->obd_name, obd->obd_minor); \
+ RETURN(err); \
+ } \
+} while (0)
+
+#define EXP_CHECK_MD_OP(exp, op) \
+do { \
+ if ((exp) == NULL) { \
+ CERROR("obd_" #op ": NULL export\n"); \
+ portals_debug_dumplog(); \
+ RETURN(-ENODEV); \
+ } \
+ if ((exp)->exp_obd == NULL || !OBT((exp)->exp_obd)) { \
+ CERROR("obd_" #op ": cleaned up obd\n"); \
+ RETURN(-EOPNOTSUPP); \
+ } \
+ if (!OBT((exp)->exp_obd) || !MDP((exp)->exp_obd, op)) { \
+ CERROR("obd_" #op ": dev %s/%d no operation\n", \
+ (exp)->exp_obd->obd_name, \
+ (exp)->exp_obd->obd_minor); \
+ RETURN(-EOPNOTSUPP); \
+ } \
+} while (0)
+
+#define OBD_CHECK_OP(obd, op, err) \
+do { \
+ if (!OBT(obd) || !OBP((obd), op)) {\
+ if (err) \
+ CERROR("obd_" #op ": dev %s/%d no operation\n", \
+ obd->obd_name, obd->obd_minor); \
+ RETURN(err); \
+ } \
+} while (0)
+
+#define EXP_CHECK_OP(exp, op) \
do { \
- if (!OBP((obd), op)) { \
- CERROR("obd_" #op ": dev %d no operation\n", \
- obd->obd_minor); \
+ if ((exp) == NULL) { \
+ CERROR("obd_" #op ": NULL export\n"); \
+ portals_debug_dumplog(); \
+ RETURN(-ENODEV); \
+ } \
+ if ((exp)->exp_obd == NULL || !OBT((exp)->exp_obd)) { \
+ CERROR("obd_" #op ": cleaned up obd\n"); \
+ RETURN(-EOPNOTSUPP); \
+ } \
+ if (!OBT((exp)->exp_obd) || !OBP((exp)->exp_obd, op)) { \
+ CERROR("obd_" #op ": dev %s/%d no operation\n", \
+ (exp)->exp_obd->obd_name, \
+ (exp)->exp_obd->obd_minor); \
RETURN(-EOPNOTSUPP); \
} \
} while (0)
-static inline int obd_get_info(struct lustre_handle *conn, __u32 keylen,
+#define CTXT_CHECK_OP(ctxt, op, err) \
+do { \
+ if (!OBT(ctxt->loc_obd) || !CTXTP((ctxt), op)) { \
+ if (err) \
+ CERROR("lop_" #op ": dev %d no operation\n", \
+ ctxt->loc_obd->obd_minor); \
+ RETURN(err); \
+ } \
+} while (0)
+
+static inline int obd_get_info(struct obd_export *exp, __u32 keylen,
void *key, __u32 *vallen, void *val)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, get_info);
+ EXP_CHECK_OP(exp, get_info);
OBD_COUNTER_INCREMENT(exp->exp_obd, get_info);
- rc = OBP(exp->exp_obd, get_info)(conn, keylen, key, vallen, val);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, get_info)(exp, keylen, key, vallen, val);
RETURN(rc);
}
-static inline int obd_set_info(struct lustre_handle *conn, obd_count keylen,
+static inline int obd_set_info(struct obd_export *exp, obd_count keylen,
void *key, obd_count vallen, void *val)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, set_info);
+ EXP_CHECK_OP(exp, set_info);
OBD_COUNTER_INCREMENT(exp->exp_obd, set_info);
- rc = OBP(exp->exp_obd, set_info)(conn, keylen, key, vallen, val);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, set_info)(exp, keylen, key, vallen, val);
RETURN(rc);
}
int rc;
ENTRY;
- OBD_CHECK_OP(obd, setup);
+ OBD_CHECK_OP(obd, setup, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(obd, setup);
rc = OBP(obd, setup)(obd, datalen, data);
RETURN(rc);
}
+static inline int obd_precleanup(struct obd_device *obd, int flags)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_OP(obd, precleanup, 0);
+ OBD_COUNTER_INCREMENT(obd, precleanup);
+
+ rc = OBP(obd, precleanup)(obd, flags);
+ RETURN(rc);
+}
+
static inline int obd_cleanup(struct obd_device *obd, int flags)
{
int rc;
ENTRY;
OBD_CHECK_DEV_STOPPING(obd);
- OBD_CHECK_OP(obd, cleanup);
+ OBD_CHECK_OP(obd, cleanup, 0);
OBD_COUNTER_INCREMENT(obd, cleanup);
rc = OBP(obd, cleanup)(obd, flags);
RETURN(rc);
}
+static inline int
+obd_process_config(struct obd_device *obd, int datalen, void *data)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_OP(obd, process_config, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(obd, process_config);
+
+ rc = OBP(obd, process_config)(obd, datalen, data);
+ RETURN(rc);
+}
+
/* Pack an in-memory MD struct for storage on disk.
* Returns +ve size of packed MD (0 for free), or -ve error.
*
* If @*disk_tgt != NULL and @mem_src == NULL, @*disk_tgt will be freed.
* If @*disk_tgt == NULL, it will be allocated
*/
-static inline int obd_packmd(struct lustre_handle *conn,
+static inline int obd_packmd(struct obd_export *exp,
struct lov_mds_md **disk_tgt,
struct lov_stripe_md *mem_src)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, packmd);
+ EXP_CHECK_OP(exp, packmd);
OBD_COUNTER_INCREMENT(exp->exp_obd, packmd);
- rc = OBP(exp->exp_obd, packmd)(conn, disk_tgt, mem_src);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, packmd)(exp, disk_tgt, mem_src);
RETURN(rc);
}
-static inline int obd_size_diskmd(struct lustre_handle *conn,
+static inline int obd_size_diskmd(struct obd_export *exp,
struct lov_stripe_md *mem_src)
{
- return obd_packmd(conn, NULL, mem_src);
+ return obd_packmd(exp, NULL, mem_src);
}
/* helper functions */
-static inline int obd_alloc_diskmd(struct lustre_handle *conn,
+static inline int obd_alloc_diskmd(struct obd_export *exp,
struct lov_mds_md **disk_tgt)
{
LASSERT(disk_tgt);
LASSERT(*disk_tgt == NULL);
- return obd_packmd(conn, disk_tgt, NULL);
+ return obd_packmd(exp, disk_tgt, NULL);
}
-static inline int obd_free_diskmd(struct lustre_handle *conn,
+static inline int obd_free_diskmd(struct obd_export *exp,
struct lov_mds_md **disk_tgt)
{
LASSERT(disk_tgt);
LASSERT(*disk_tgt);
- return obd_packmd(conn, disk_tgt, NULL);
+ return obd_packmd(exp, disk_tgt, NULL);
}
/* Unpack an MD struct from disk to in-memory format.
* If @*mem_tgt != NULL and @disk_src == NULL, @*mem_tgt will be freed.
* If @*mem_tgt == NULL, it will be allocated
*/
-static inline int obd_unpackmd(struct lustre_handle *conn,
+static inline int obd_unpackmd(struct obd_export *exp,
struct lov_stripe_md **mem_tgt,
struct lov_mds_md *disk_src,
int disk_len)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, unpackmd);
+ EXP_CHECK_OP(exp, unpackmd);
OBD_COUNTER_INCREMENT(exp->exp_obd, unpackmd);
- rc = OBP(exp->exp_obd, unpackmd)(conn, mem_tgt, disk_src, disk_len);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, unpackmd)(exp, mem_tgt, disk_src, disk_len);
RETURN(rc);
}
-static inline int obd_size_memmd(struct lustre_handle *conn,
- struct lov_mds_md *disk_src,
- int disk_len)
-{
- return obd_unpackmd(conn, NULL, disk_src, disk_len);
-}
-
/* helper functions */
-static inline int obd_alloc_memmd(struct lustre_handle *conn,
+static inline int obd_alloc_memmd(struct obd_export *exp,
struct lov_stripe_md **mem_tgt)
{
LASSERT(mem_tgt);
LASSERT(*mem_tgt == NULL);
- return obd_unpackmd(conn, mem_tgt, NULL, 0);
+ return obd_unpackmd(exp, mem_tgt, NULL, 0);
}
-static inline int obd_free_memmd(struct lustre_handle *conn,
+static inline int obd_free_memmd(struct obd_export *exp,
struct lov_stripe_md **mem_tgt)
{
LASSERT(mem_tgt);
LASSERT(*mem_tgt);
- return obd_unpackmd(conn, mem_tgt, NULL, 0);
+ return obd_unpackmd(exp, mem_tgt, NULL, 0);
+}
+
+static inline int obd_revalidate_md(struct obd_export *exp, struct obdo *obdo,
+ struct lov_stripe_md *ea,
+ struct obd_trans_info *oti)
+{
+ int rc;
+ ENTRY;
+
+ EXP_CHECK_OP(exp, revalidate_md);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, revalidate_md);
+
+ rc = OBP(exp->exp_obd, revalidate_md)(exp, obdo, ea, oti);
+ RETURN(rc);
}
-static inline int obd_create(struct lustre_handle *conn, struct obdo *obdo,
+static inline int obd_create(struct obd_export *exp, struct obdo *obdo,
+ void *acl, int acl_size,
struct lov_stripe_md **ea,
struct obd_trans_info *oti)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, create);
+ EXP_CHECK_OP(exp, create);
OBD_COUNTER_INCREMENT(exp->exp_obd, create);
- rc = OBP(exp->exp_obd, create)(conn, obdo, ea, oti);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, create)(exp, obdo, acl, acl_size, ea, oti);
RETURN(rc);
}
-static inline int obd_destroy(struct lustre_handle *conn, struct obdo *obdo,
+static inline int obd_destroy(struct obd_export *exp, struct obdo *obdo,
struct lov_stripe_md *ea,
struct obd_trans_info *oti)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, destroy);
+ EXP_CHECK_OP(exp, destroy);
OBD_COUNTER_INCREMENT(exp->exp_obd, destroy);
- rc = OBP(exp->exp_obd, destroy)(conn, obdo, ea, oti);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, destroy)(exp, obdo, ea, oti);
RETURN(rc);
}
-static inline int obd_getattr(struct lustre_handle *conn, struct obdo *obdo,
+static inline int obd_getattr(struct obd_export *exp, struct obdo *obdo,
struct lov_stripe_md *ea)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, getattr);
+ EXP_CHECK_OP(exp, getattr);
OBD_COUNTER_INCREMENT(exp->exp_obd, getattr);
- rc = OBP(exp->exp_obd, getattr)(conn, obdo, ea);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, getattr)(exp, obdo, ea);
RETURN(rc);
}
-static inline int obd_getattr_async(struct lustre_handle *conn,
+static inline int obd_getattr_async(struct obd_export *exp,
struct obdo *obdo, struct lov_stripe_md *ea,
struct ptlrpc_request_set *set)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_SETUP(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, getattr);
+ EXP_CHECK_OP(exp, getattr);
OBD_COUNTER_INCREMENT(exp->exp_obd, getattr);
- rc = OBP(exp->exp_obd, getattr_async)(conn, obdo, ea, set);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, getattr_async)(exp, obdo, ea, set);
RETURN(rc);
}
-static inline int obd_close(struct lustre_handle *conn, struct obdo *obdo,
- struct lov_stripe_md *ea,
- struct obd_trans_info *oti)
+static inline int obd_setattr(struct obd_export *exp, struct obdo *obdo,
+ struct lov_stripe_md *ea,
+ struct obd_trans_info *oti,
+ struct lustre_capa *capa)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, close);
- OBD_COUNTER_INCREMENT(exp->exp_obd, close);
+ EXP_CHECK_OP(exp, setattr);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, setattr);
- rc = OBP(exp->exp_obd, close)(conn, obdo, ea, oti);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, setattr)(exp, obdo, ea, oti, capa);
RETURN(rc);
}
-
-static inline int obd_open(struct lustre_handle *conn, struct obdo *obdo,
- struct lov_stripe_md *ea, struct obd_trans_info *oti,
- struct obd_client_handle *och)
+static inline int obd_add_conn(struct obd_import *imp, struct obd_uuid *uuid,
+ int priority)
{
- struct obd_export *exp;
+ struct obd_device *obd = imp->imp_obd;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, open);
- OBD_COUNTER_INCREMENT(exp->exp_obd, open);
+ OBD_CHECK_DEV_ACTIVE(obd);
+ OBD_CHECK_OP(obd, add_conn, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(obd, add_conn);
- rc = OBP(exp->exp_obd, open)(conn, obdo, ea, oti, och);
- class_export_put(exp);
+ rc = OBP(obd, add_conn)(imp, uuid, priority);
RETURN(rc);
}
-static inline int obd_setattr(struct lustre_handle *conn, struct obdo *obdo,
- struct lov_stripe_md *ea,
- struct obd_trans_info *oti)
+static inline int obd_del_conn(struct obd_import *imp,
+ struct obd_uuid *uuid)
{
- struct obd_export *exp;
+ struct obd_device *obd = imp->imp_obd;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, setattr);
- OBD_COUNTER_INCREMENT(exp->exp_obd, setattr);
+ OBD_CHECK_DEV_ACTIVE(obd);
+ OBD_CHECK_OP(obd, del_conn, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(obd, del_conn);
- rc = OBP(exp->exp_obd, setattr)(conn, obdo, ea, oti);
- class_export_put(exp);
+ rc = OBP(obd, del_conn)(imp, uuid);
RETURN(rc);
}
+
static inline int obd_connect(struct lustre_handle *conn,
- struct obd_device *obd, struct obd_uuid *cluuid)
+ struct obd_device *obd,
+ struct obd_uuid *cluuid,
+ struct obd_connect_data *data,
+ unsigned long flags)
{
int rc;
ENTRY;
OBD_CHECK_DEV_ACTIVE(obd);
- OBD_CHECK_OP(obd, connect);
+ OBD_CHECK_OP(obd, connect, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(obd, connect);
- rc = OBP(obd, connect)(conn, obd, cluuid);
+ rc = OBP(obd, connect)(conn, obd, cluuid, data, flags);
RETURN(rc);
}
-static inline int obd_disconnect(struct lustre_handle *conn, int flags)
+static inline int obd_connect_post(struct obd_export *exp,
+ unsigned initial,
+ unsigned long flags)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_SETUP(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, disconnect);
+ OBD_CHECK_DEV_ACTIVE(exp->exp_obd);
+ if (!OBT(exp->exp_obd) || !OBP((exp->exp_obd), connect_post))
+ RETURN(0);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, connect_post);
+ rc = OBP(exp->exp_obd, connect_post)(exp, initial, flags);
+ RETURN(rc);
+}
+
+static inline int obd_disconnect(struct obd_export *exp,
+ unsigned long flags)
+{
+ int rc;
+ ENTRY;
+
+ EXP_CHECK_OP(exp, disconnect);
OBD_COUNTER_INCREMENT(exp->exp_obd, disconnect);
- rc = OBP(exp->exp_obd, disconnect)(conn, flags);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, disconnect)(exp, flags);
RETURN(rc);
}
-static inline void obd_destroy_export(struct obd_export *exp)
+static inline int obd_init_export(struct obd_export *exp)
{
+ int rc = 0;
+
ENTRY;
- if (OBP(exp->exp_obd, destroy_export))
+ if ((exp)->exp_obd != NULL && OBT((exp)->exp_obd) &&
+ OBP((exp)->exp_obd, init_export))
+ rc = OBP(exp->exp_obd, init_export)(exp);
+ RETURN(rc);
+}
+
+static inline int obd_destroy_export(struct obd_export *exp)
+{
+ ENTRY;
+ if ((exp)->exp_obd != NULL && OBT((exp)->exp_obd) &&
+ OBP((exp)->exp_obd, destroy_export))
OBP(exp->exp_obd, destroy_export)(exp);
- EXIT;
+ RETURN(0);
+}
+
+static inline struct dentry *
+obd_lvfs_id2dentry(struct obd_export *exp, __u64 ino,
+ __u32 gen, __u64 gr)
+{
+ LASSERT(exp->exp_obd);
+
+ return lvfs_id2dentry(&exp->exp_obd->obd_lvfs_ctxt,
+ ino, gen, gr, exp->exp_obd);
}
#ifndef time_before
#define time_before(t1, t2) ((long)t2 - (long)t1 > 0)
#endif
+/* @max_age is the oldest time in jiffies that we accept using a cached data.
+ * If the cache is older than @max_age we will get a new value from the
+ * target. Use a value of "jiffies + HZ" to guarantee freshness. */
static inline int obd_statfs(struct obd_device *obd, struct obd_statfs *osfs,
unsigned long max_age)
{
if (obd == NULL)
RETURN(-EINVAL);
- OBD_CHECK_OP(obd, statfs);
+ OBD_CHECK_OP(obd, statfs, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(obd, statfs);
CDEBUG(D_SUPER, "osfs %lu, max_age %lu\n", obd->obd_osfs_age, max_age);
- if (obd->obd_osfs_age == 0 || time_before(obd->obd_osfs_age, max_age)) {
+ if (time_before(obd->obd_osfs_age, max_age)) {
rc = OBP(obd, statfs)(obd, osfs, max_age);
- spin_lock(&obd->obd_dev_lock);
- memcpy(&obd->obd_osfs, osfs, sizeof(obd->obd_osfs));
- obd->obd_osfs_age = jiffies;
- spin_unlock(&obd->obd_dev_lock);
+ if (rc == 0) {
+ spin_lock(&obd->obd_osfs_lock);
+ memcpy(&obd->obd_osfs, osfs, sizeof(obd->obd_osfs));
+ obd->obd_osfs_age = jiffies;
+ spin_unlock(&obd->obd_osfs_lock);
+ }
} else {
CDEBUG(D_SUPER, "using cached obd_statfs data\n");
- spin_lock(&obd->obd_dev_lock);
+ spin_lock(&obd->obd_osfs_lock);
memcpy(osfs, &obd->obd_osfs, sizeof(*osfs));
- spin_unlock(&obd->obd_dev_lock);
+ spin_unlock(&obd->obd_osfs_lock);
}
RETURN(rc);
}
-static inline int obd_syncfs(struct obd_export *exp)
+static inline int obd_sync(struct obd_export *exp, struct obdo *oa,
+ struct lov_stripe_md *ea, obd_size start,
+ obd_size end)
{
int rc;
ENTRY;
- OBD_CHECK_OP(exp->exp_obd, syncfs);
- OBD_COUNTER_INCREMENT(exp->exp_obd, syncfs);
+ OBD_CHECK_OP(exp->exp_obd, sync, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, sync);
- rc = OBP(exp->exp_obd, syncfs)(exp);
+ rc = OBP(exp->exp_obd, sync)(exp, oa, ea, start, end);
RETURN(rc);
}
-static inline int obd_punch(struct lustre_handle *conn, struct obdo *oa,
+static inline int obd_punch(struct obd_export *exp, struct obdo *oa,
struct lov_stripe_md *ea, obd_size start,
- obd_size end, struct obd_trans_info *oti)
+ obd_size end, struct obd_trans_info *oti,
+ struct lustre_capa *capa)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, punch);
+ EXP_CHECK_OP(exp, punch);
OBD_COUNTER_INCREMENT(exp->exp_obd, punch);
- rc = OBP(exp->exp_obd, punch)(conn, oa, ea, start, end, oti);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, punch)(exp, oa, ea, start, end, oti, capa);
RETURN(rc);
}
-static inline int obd_brw(int cmd, struct lustre_handle *conn, struct obdo *oa,
+static inline int obd_brw(int cmd, struct obd_export *exp, struct obdo *oa,
struct lov_stripe_md *ea, obd_count oa_bufs,
struct brw_page *pg, struct obd_trans_info *oti)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, brw);
+ EXP_CHECK_OP(exp, brw);
OBD_COUNTER_INCREMENT(exp->exp_obd, brw);
if (!(cmd & (OBD_BRW_RWMASK | OBD_BRW_CHECK))) {
LBUG();
}
- rc = OBP(exp->exp_obd, brw)(cmd, conn, oa, ea, oa_bufs, pg, oti);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, brw)(cmd, exp, oa, ea, oa_bufs, pg, oti);
RETURN(rc);
}
-static inline int obd_brw_async(int cmd, struct lustre_handle *conn,
+static inline int obd_brw_async(int cmd, struct obd_export *exp,
struct obdo *oa, struct lov_stripe_md *ea,
obd_count oa_bufs, struct brw_page *pg,
struct ptlrpc_request_set *set,
struct obd_trans_info *oti)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, brw_async);
+ EXP_CHECK_OP(exp, brw_async);
OBD_COUNTER_INCREMENT(exp->exp_obd, brw_async);
if (!(cmd & OBD_BRW_RWMASK)) {
LBUG();
}
- rc = OBP(exp->exp_obd, brw_async)(cmd, conn, oa, ea, oa_bufs, pg, set,
+ rc = OBP(exp->exp_obd, brw_async)(cmd, exp, oa, ea, oa_bufs, pg, set,
oti);
- class_export_put(exp);
+ RETURN(rc);
+}
+
+static inline int obd_prep_async_page(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ struct lov_oinfo *loi,
+ struct page *page, obd_off offset,
+ struct obd_async_page_ops *ops,
+ void *data, void **res)
+{
+ int ret;
+ ENTRY;
+
+ OBD_CHECK_OP(exp->exp_obd, prep_async_page, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, prep_async_page);
+
+ ret = OBP(exp->exp_obd, prep_async_page)(exp, lsm, loi, page, offset,
+ ops, data, res);
+ RETURN(ret);
+}
+
+static inline int obd_queue_async_io(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ struct lov_oinfo *loi, void *cookie,
+ int cmd, obd_off off, int count,
+ obd_flags brw_flags, obd_flags async_flags)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_OP(exp->exp_obd, queue_async_io, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, queue_async_io);
+ LASSERT(cmd & OBD_BRW_RWMASK);
+
+ rc = OBP(exp->exp_obd, queue_async_io)(exp, lsm, loi, cookie, cmd, off,
+ count, brw_flags, async_flags);
+ RETURN(rc);
+}
+
+static inline int obd_set_async_flags(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ struct lov_oinfo *loi, void *cookie,
+ obd_flags async_flags)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_OP(exp->exp_obd, set_async_flags, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, set_async_flags);
+
+ rc = OBP(exp->exp_obd, set_async_flags)(exp, lsm, loi, cookie,
+ async_flags);
+ RETURN(rc);
+}
+
+static inline int obd_queue_group_io(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ struct lov_oinfo *loi,
+ struct obd_io_group *oig,
+ void *cookie, int cmd, obd_off off,
+ int count, obd_flags brw_flags,
+ obd_flags async_flags)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_OP(exp->exp_obd, queue_group_io, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, queue_group_io);
+ LASSERT(cmd & OBD_BRW_RWMASK);
+
+ rc = OBP(exp->exp_obd, queue_group_io)(exp, lsm, loi, oig, cookie,
+ cmd, off, count, brw_flags,
+ async_flags);
+ RETURN(rc);
+}
+
+static inline int obd_trigger_group_io(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ struct lov_oinfo *loi,
+ struct obd_io_group *oig)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_OP(exp->exp_obd, trigger_group_io, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, trigger_group_io);
+
+ rc = OBP(exp->exp_obd, trigger_group_io)(exp, lsm, loi, oig);
+ RETURN(rc);
+}
+
+static inline int obd_teardown_async_page(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ struct lov_oinfo *loi, void *cookie)
+{
+ int rc;
+ ENTRY;
+
+ OBD_CHECK_OP(exp->exp_obd, teardown_async_page, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, teardown_async_page);
+
+ rc = OBP(exp->exp_obd, teardown_async_page)(exp, lsm, loi, cookie);
RETURN(rc);
}
int objcount, struct obd_ioobj *obj,
int niocount, struct niobuf_remote *remote,
struct niobuf_local *local,
- struct obd_trans_info *oti)
+ struct obd_trans_info *oti,
+ struct lustre_capa *capa)
{
int rc;
ENTRY;
- OBD_CHECK_OP(exp->exp_obd, preprw);
+ OBD_CHECK_OP(exp->exp_obd, preprw, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(exp->exp_obd, preprw);
rc = OBP(exp->exp_obd, preprw)(cmd, exp, oa, objcount, obj, niocount,
- remote, local, oti);
+ remote, local, oti, capa);
RETURN(rc);
}
static inline int obd_commitrw(int cmd, struct obd_export *exp, struct obdo *oa,
int objcount, struct obd_ioobj *obj,
int niocount, struct niobuf_local *local,
- struct obd_trans_info *oti)
+ struct obd_trans_info *oti, int rc)
{
- int rc;
ENTRY;
- OBD_CHECK_OP(exp->exp_obd, commitrw);
+ OBD_CHECK_OP(exp->exp_obd, commitrw, -EOPNOTSUPP);
OBD_COUNTER_INCREMENT(exp->exp_obd, commitrw);
rc = OBP(exp->exp_obd, commitrw)(cmd, exp, oa, objcount, obj, niocount,
- local, oti);
+ local, oti, rc);
RETURN(rc);
}
-static inline int obd_iocontrol(unsigned int cmd, struct lustre_handle *conn,
- int len, void *karg, void *uarg)
+static inline int obd_do_cow(struct obd_export *exp, struct obd_ioobj *obj,
+ int objcount,struct niobuf_remote *rnb)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, iocontrol);
- OBD_COUNTER_INCREMENT(exp->exp_obd, iocontrol);
+ /* there are cases when write_extents is not implemented. */
+ if (!OBP(exp->exp_obd, do_cow))
+ RETURN(0);
+
+ OBD_COUNTER_INCREMENT(exp->exp_obd, do_cow);
+
+ rc = OBP(exp->exp_obd, do_cow)(exp, obj, objcount, rnb);
- rc = OBP(exp->exp_obd, iocontrol)(cmd, conn, len, karg, uarg);
- class_export_put(exp);
RETURN(rc);
}
-static inline int obd_enqueue(struct lustre_handle *conn,
- struct lov_stripe_md *ea,
- struct lustre_handle *parent_lock,
- __u32 type, void *cookie, int cookielen,
- __u32 mode, int *flags, void *cb, void *data,
- struct lustre_handle *lockh)
+static inline int obd_write_extents(struct obd_export *exp,
+ struct obd_ioobj *obj,
+ int objcount, int niocount,
+ struct niobuf_local *local,
+ int rc)
+{
+ ENTRY;
+
+ /* there are cases when write_extents is not implemented. */
+ if (!OBP(exp->exp_obd, write_extents))
+ RETURN(0);
+
+ OBD_COUNTER_INCREMENT(exp->exp_obd, write_extents);
+
+ rc = OBP(exp->exp_obd, write_extents)(exp, obj, objcount, niocount,
+ local, rc);
+ RETURN(rc);
+}
+
+static inline int obd_adjust_kms(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ obd_off size, int shrink)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, enqueue);
- OBD_COUNTER_INCREMENT(exp->exp_obd, enqueue);
+ OBD_CHECK_OP(exp->exp_obd, adjust_kms, -EOPNOTSUPP);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, adjust_kms);
- rc = OBP(exp->exp_obd, enqueue)(conn, ea, parent_lock, type,
- cookie, cookielen, mode, flags, cb,
- data, lockh);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, adjust_kms)(exp, lsm, size, shrink);
RETURN(rc);
}
-static inline int obd_match(struct lustre_handle *conn,
- struct lov_stripe_md *ea, __u32 type, void *cookie,
- int cookielen, __u32 mode, int *flags, void *data,
- struct lustre_handle *lockh)
+static inline int obd_iocontrol(unsigned int cmd, struct obd_export *exp,
+ int len, void *karg, void *uarg)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, match);
- OBD_COUNTER_INCREMENT(exp->exp_obd, match);
+ EXP_CHECK_OP(exp, iocontrol);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, iocontrol);
- rc = OBP(exp->exp_obd, match)(conn, ea, type, cookie, cookielen, mode,
- flags, data, lockh);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, iocontrol)(cmd, exp, len, karg, uarg);
RETURN(rc);
}
+static inline int obd_enqueue(struct obd_export *exp, struct lov_stripe_md *ea,
+ __u32 type, ldlm_policy_data_t *policy,
+ __u32 mode, int *flags, void *bl_cb, void *cp_cb,
+ void *gl_cb, void *data, __u32 lvb_len,
+ void *lvb_swabber, struct lustre_handle *lockh)
+{
+ int rc;
+ ENTRY;
-static inline int obd_cancel(struct lustre_handle *conn,
- struct lov_stripe_md *ea, __u32 mode,
- struct lustre_handle *lockh)
+ EXP_CHECK_OP(exp, enqueue);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, enqueue);
+
+ rc = OBP(exp->exp_obd, enqueue)(exp, ea, type, policy, mode, flags,
+ bl_cb, cp_cb, gl_cb, data, lvb_len,
+ lvb_swabber, lockh);
+ RETURN(rc);
+}
+
+static inline int obd_match(struct obd_export *exp, struct lov_stripe_md *ea,
+ __u32 type, ldlm_policy_data_t *policy, __u32 mode,
+ int *flags, void *data, struct lustre_handle *lockh)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, cancel);
- OBD_COUNTER_INCREMENT(exp->exp_obd, cancel);
+ EXP_CHECK_OP(exp, match);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, match);
- rc = OBP(exp->exp_obd, cancel)(conn, ea, mode, lockh);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, match)(exp, ea, type, policy, mode, flags, data,
+ lockh);
RETURN(rc);
}
-static inline int obd_cancel_unused(struct lustre_handle *conn,
- struct lov_stripe_md *ea, int flags,
- void *opaque)
+static inline int obd_change_cbdata(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ ldlm_iterator_t it, void *data)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, cancel_unused);
- OBD_COUNTER_INCREMENT(exp->exp_obd, cancel_unused);
+ EXP_CHECK_OP(exp, change_cbdata);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, change_cbdata);
- rc = OBP(exp->exp_obd, cancel_unused)(conn, ea, flags, opaque);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, change_cbdata)(exp, lsm, it, data);
RETURN(rc);
}
-static inline int obd_log_add(struct lustre_handle *conn,
- struct llog_handle *cathandle,
- struct llog_trans_hdr *rec,
- struct lov_stripe_md *lsm,
- struct llog_cookie *logcookies,
- int numcookies)
+static inline int obd_cancel(struct obd_export *exp,
+ struct lov_stripe_md *ea, __u32 mode,
+ struct lustre_handle *lockh)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_SETUP(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, log_add);
- OBD_COUNTER_INCREMENT(exp->exp_obd, log_add);
+ EXP_CHECK_OP(exp, cancel);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, cancel);
- rc = OBP(exp->exp_obd, log_add)(conn, cathandle, rec, lsm, logcookies,
- numcookies);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, cancel)(exp, ea, mode, lockh);
RETURN(rc);
}
-static inline int obd_log_cancel(struct lustre_handle *conn,
- struct lov_stripe_md *lsm, int count,
- struct llog_cookie *cookies, int flags)
+static inline int obd_cancel_unused(struct obd_export *exp,
+ struct lov_stripe_md *ea, int flags,
+ void *opaque)
{
- struct obd_export *exp;
int rc;
ENTRY;
- OBD_CHECK_SETUP(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, log_cancel);
- OBD_COUNTER_INCREMENT(exp->exp_obd, log_cancel);
+ EXP_CHECK_OP(exp, cancel_unused);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, cancel_unused);
- rc = OBP(exp->exp_obd, log_cancel)(conn, lsm, count, cookies, flags);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, cancel_unused)(exp, ea, flags, opaque);
RETURN(rc);
}
+
static inline int obd_san_preprw(int cmd, struct obd_export *exp,
struct obdo *oa,
int objcount, struct obd_ioobj *obj,
{
int rc;
- OBD_CHECK_OP(exp->exp_obd, preprw);
+ EXP_CHECK_OP(exp, preprw);
OBD_COUNTER_INCREMENT(exp->exp_obd, preprw);
rc = OBP(exp->exp_obd, san_preprw)(cmd, exp, oa, objcount, obj,
return(rc);
}
-static inline int obd_pin(struct lustre_handle *conn, obd_id ino, __u32 gen,
+static inline int obd_pin(struct obd_export *exp, obd_id ino, __u32 gen,
int type, struct obd_client_handle *handle, int flag)
{
- struct obd_export *exp;
int rc;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, pin);
+ EXP_CHECK_OP(exp, pin);
OBD_COUNTER_INCREMENT(exp->exp_obd, pin);
- rc = OBP(exp->exp_obd, pin)(conn, ino, gen, type, handle, flag);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, pin)(exp, ino, gen, type, handle, flag);
return(rc);
}
-static inline int obd_unpin(struct lustre_handle *conn,
+static inline int obd_unpin(struct obd_export *exp,
struct obd_client_handle *handle, int flag)
{
- struct obd_export *exp;
int rc;
- OBD_CHECK_ACTIVE(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, unpin);
+ EXP_CHECK_OP(exp, unpin);
OBD_COUNTER_INCREMENT(exp->exp_obd, unpin);
- rc = OBP(exp->exp_obd, unpin)(conn, handle, flag);
- class_export_put(exp);
+ rc = OBP(exp->exp_obd, unpin)(exp, handle, flag);
return(rc);
}
-static inline int obd_mark_page_dirty(struct lustre_handle *conn,
- struct lov_stripe_md *lsm,
- unsigned long offset)
+
+static inline void obd_import_event(struct obd_device *obd,
+ struct obd_import *imp,
+ enum obd_import_event event)
+{
+ if (!obd) {
+ CERROR("NULL device\n");
+ EXIT;
+ return;
+ }
+ if (obd->obd_set_up && OBP(obd, import_event)) {
+ OBD_COUNTER_INCREMENT(obd, import_event);
+ OBP(obd, import_event)(obd, imp, event);
+ }
+}
+
+static inline int obd_llog_connect(struct obd_export *exp,
+ struct llogd_conn_body *body)
+{
+ ENTRY;
+ EXP_CHECK_OP(exp, llog_connect);
+ return OBP(exp->exp_obd, llog_connect)(exp, body);
+}
+
+static inline int obd_notify(struct obd_device *obd, struct obd_device *watched,
+ int active, void *data)
+{
+ OBD_CHECK_DEV(obd);
+ if (!obd->obd_set_up) {
+ CERROR("obd %s not set up\n", obd->obd_name);
+ return -EINVAL;
+ }
+
+ if (!OBP(obd, notify)) {
+ CERROR("obd %s has no notify handler\n", obd->obd_name);
+ return -ENOSYS;
+ }
+
+ OBD_COUNTER_INCREMENT(obd, notify);
+ return OBP(obd, notify)(obd, watched, active, data);
+}
+
+static inline int obd_register_observer(struct obd_device *obd,
+ struct obd_device *observer)
+{
+ ENTRY;
+ OBD_CHECK_DEV(obd);
+ if (obd->obd_observer && observer)
+ RETURN(-EALREADY);
+ obd->obd_observer = observer;
+ RETURN(0);
+}
+
+static inline int obd_init_ea_size(struct obd_export *exp, int size, int size2)
{
- struct obd_export *exp;
int rc;
+ ENTRY;
+ LASSERT(OBP(exp->exp_obd, init_ea_size) != NULL);
+ OBD_COUNTER_INCREMENT(exp->exp_obd, init_ea_size);
+ rc = OBP(exp->exp_obd, init_ea_size)(exp, size, size2);
+ RETURN(rc);
+}
- OBD_CHECK_SETUP(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, mark_page_dirty);
- OBD_COUNTER_INCREMENT(exp->exp_obd, mark_page_dirty);
+static inline int md_getstatus(struct obd_export *exp, struct lustre_id *id)
+{
+ int rc;
- rc = OBP(exp->exp_obd, mark_page_dirty)(conn, lsm, offset);
- class_export_put(exp);
- return(rc);
+ EXP_CHECK_MD_OP(exp, getstatus);
+ MD_COUNTER_INCREMENT(exp->exp_obd, getstatus);
+ rc = MDP(exp->exp_obd, getstatus)(exp, id);
+ RETURN(rc);
}
-static inline int obd_clear_dirty_pages(struct lustre_handle *conn,
- struct lov_stripe_md *lsm,
- unsigned long start,
- unsigned long end,
- unsigned long *cleared)
+static inline int md_delete_inode(struct obd_export *exp,
+ struct lustre_id *id)
{
- struct obd_export *exp;
int rc;
+ ENTRY;
- OBD_CHECK_SETUP(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, clear_dirty_pages);
- OBD_COUNTER_INCREMENT(exp->exp_obd, clear_dirty_pages);
+ if (MDP(exp->exp_obd, delete_inode) == NULL)
+ RETURN(0);
+
+ MD_COUNTER_INCREMENT(exp->exp_obd, delete_inode);
+ rc = MDP(exp->exp_obd, delete_inode)(exp, id);
+ RETURN(rc);
+}
- rc = OBP(exp->exp_obd, clear_dirty_pages)(conn, lsm, start, end,
- cleared);
- class_export_put(exp);
- return(rc);
+static inline int md_getattr(struct obd_export *exp, struct lustre_id *id,
+ __u64 valid, const char *xattr_name,
+ const void *xattr_data, unsigned int xattr_datalen,
+ unsigned int ea_size, struct obd_capa *ocapa,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, getattr);
+ MD_COUNTER_INCREMENT(exp->exp_obd, getattr);
+ rc = MDP(exp->exp_obd, getattr)(exp, id, valid, xattr_name,
+ xattr_data, xattr_datalen,
+ ea_size, ocapa, request);
+ RETURN(rc);
}
-static inline int obd_last_dirty_offset(struct lustre_handle *conn,
- struct lov_stripe_md *lsm,
- unsigned long *offset)
+static inline int md_access_check(struct obd_export *exp, struct lustre_id *id,
+ struct ptlrpc_request **request)
{
- struct obd_export *exp;
int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, access_check);
+ MD_COUNTER_INCREMENT(exp->exp_obd, access_check);
+ rc = MDP(exp->exp_obd, access_check)(exp, id, request);
+ RETURN(rc);
+}
- OBD_CHECK_SETUP(conn, exp);
- OBD_CHECK_OP(exp->exp_obd, last_dirty_offset);
- OBD_COUNTER_INCREMENT(exp->exp_obd, last_dirty_offset);
+static inline int md_change_cbdata(struct obd_export *exp, struct lustre_id *id,
+ ldlm_iterator_t it, void *data)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, change_cbdata);
+ MD_COUNTER_INCREMENT(exp->exp_obd, change_cbdata);
+ rc = MDP(exp->exp_obd, change_cbdata)(exp, id, it, data);
+ RETURN(rc);
+}
- rc = OBP(exp->exp_obd, last_dirty_offset)(conn, lsm, offset);
- class_export_put(exp);
- return(rc);
+static inline int md_change_cbdata_name(struct obd_export *exp,
+ struct lustre_id *id, char *name,
+ int namelen, struct lustre_id *id2,
+ ldlm_iterator_t it, void *data)
+{
+ int rc;
+
+ /* this seem to be needed only for lmv. */
+ if (!MDP(exp->exp_obd, change_cbdata_name))
+ return 0;
+
+ ENTRY;
+
+ MD_COUNTER_INCREMENT(exp->exp_obd, change_cbdata_name);
+ rc = MDP(exp->exp_obd, change_cbdata_name)(exp, id, name, namelen,
+ id2, it, data);
+ RETURN(rc);
+}
+
+static inline int md_close(struct obd_export *exp,
+ struct mdc_op_data *op_data,
+ struct obd_client_handle *och,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, close);
+ MD_COUNTER_INCREMENT(exp->exp_obd, close);
+ rc = MDP(exp->exp_obd, close)(exp, op_data, och, request);
+ RETURN(rc);
+}
+
+static inline int md_create(struct obd_export *exp, struct mdc_op_data *op_data,
+ const void *data, int datalen, int mode,
+ __u32 uid, __u32 gid, __u64 rdev,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, create);
+ MD_COUNTER_INCREMENT(exp->exp_obd, create);
+ rc = MDP(exp->exp_obd, create)(exp, op_data, data, datalen, mode,
+ uid, gid, rdev, request);
+ RETURN(rc);
+}
+
+static inline int md_done_writing(struct obd_export *exp, struct obdo *obdo)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, done_writing);
+ MD_COUNTER_INCREMENT(exp->exp_obd, done_writing);
+ rc = MDP(exp->exp_obd, done_writing)(exp, obdo);
+ RETURN(rc);
+}
+
+static inline int md_enqueue(struct obd_export *exp, int lock_type,
+ struct lookup_intent *it, int lock_mode,
+ struct mdc_op_data *data,
+ struct lustre_handle *lockh,
+ void *lmm, int lmmsize,
+ ldlm_completion_callback cb_completion,
+ ldlm_blocking_callback cb_blocking,
+ void *cb_data)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, enqueue);
+ MD_COUNTER_INCREMENT(exp->exp_obd, enqueue);
+ rc = MDP(exp->exp_obd, enqueue)(exp, lock_type, it, lock_mode,
+ data, lockh, lmm, lmmsize,
+ cb_completion, cb_blocking,
+ cb_data);
+ RETURN(rc);
+}
+
+static inline int md_getattr_lock(struct obd_export *exp, struct lustre_id *id,
+ char *filename, int namelen,
+ __u64 valid, unsigned int ea_size,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, getattr_lock);
+ MD_COUNTER_INCREMENT(exp->exp_obd, getattr_lock);
+ rc = MDP(exp->exp_obd, getattr_lock)(exp, id, filename, namelen,
+ valid, ea_size, request);
+ RETURN(rc);
+}
+
+static inline int md_intent_lock(struct obd_export *exp,
+ struct lustre_id *pid, const char *name,
+ int len, void *lmm, int lmmsize,
+ struct lustre_id *cid,
+ struct lookup_intent *it,
+ int flags, struct ptlrpc_request **reqp,
+ ldlm_blocking_callback cb_blocking)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, intent_lock);
+ MD_COUNTER_INCREMENT(exp->exp_obd, intent_lock);
+ rc = MDP(exp->exp_obd, intent_lock)(exp, pid, name, len, lmm,
+ lmmsize, cid, it, flags,
+ reqp, cb_blocking);
+ RETURN(rc);
+}
+
+static inline int md_link(struct obd_export *exp, struct mdc_op_data *data,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, link);
+ MD_COUNTER_INCREMENT(exp->exp_obd, link);
+ rc = MDP(exp->exp_obd, link)(exp, data, request);
+ RETURN(rc);
+}
+
+static inline int md_rename(struct obd_export *exp, struct mdc_op_data *data,
+ const char *old, int oldlen,
+ const char *new, int newlen,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, rename);
+ MD_COUNTER_INCREMENT(exp->exp_obd, rename);
+ rc = MDP(exp->exp_obd, rename)(exp, data, old, oldlen, new,
+ newlen, request);
+ RETURN(rc);
+}
+
+static inline int md_setattr(struct obd_export *exp, struct mdc_op_data *data,
+ struct iattr *iattr, void *ea, int ealen,
+ void *ea2, int ea2len, void *ea3, int ea3len,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, setattr);
+ MD_COUNTER_INCREMENT(exp->exp_obd, setattr);
+ rc = MDP(exp->exp_obd, setattr)(exp, data, iattr, ea, ealen,
+ ea2, ea2len, ea3, ea3len, request);
+ RETURN(rc);
+}
+
+static inline int md_sync(struct obd_export *exp, struct lustre_id *id,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, sync);
+ MD_COUNTER_INCREMENT(exp->exp_obd, sync);
+ rc = MDP(exp->exp_obd, sync)(exp, id, request);
+ RETURN(rc);
+}
+
+static inline int md_readpage(struct obd_export *exp, struct lustre_id *id,
+ __u64 offset, struct page *page,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, readpage);
+ MD_COUNTER_INCREMENT(exp->exp_obd, readpage);
+ rc = MDP(exp->exp_obd, readpage)(exp, id, offset, page, request);
+ RETURN(rc);
+}
+
+static inline int md_unlink(struct obd_export *exp, struct mdc_op_data *data,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, unlink);
+ MD_COUNTER_INCREMENT(exp->exp_obd, unlink);
+ rc = MDP(exp->exp_obd, unlink)(exp, data, request);
+ RETURN(rc);
+}
+
+static inline struct obd_device *md_get_real_obd(struct obd_export *exp,
+ struct lustre_id *fid)
+{
+ ENTRY;
+ if (MDP(exp->exp_obd, get_real_obd) == NULL)
+ return exp->exp_obd;
+ MD_COUNTER_INCREMENT(exp->exp_obd, get_real_obd);
+ return MDP(exp->exp_obd, get_real_obd)(exp, fid);
+}
+
+static inline int md_valid_attrs(struct obd_export *exp,
+ struct lustre_id *id)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, valid_attrs);
+ MD_COUNTER_INCREMENT(exp->exp_obd, valid_attrs);
+ return MDP(exp->exp_obd, valid_attrs)(exp, id);
+}
+
+static inline int md_req2lustre_md(struct obd_export *exp,
+ struct ptlrpc_request *req,
+ unsigned int offset,
+ struct obd_export *osc_exp,
+ struct lustre_md *md)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, req2lustre_md);
+ MD_COUNTER_INCREMENT(exp->exp_obd, req2lustre_md);
+ return MDP(exp->exp_obd, req2lustre_md)(exp, req, offset, osc_exp, md);
+}
+
+static inline int md_set_open_replay_data(struct obd_export *exp,
+ struct obd_client_handle *och,
+ struct ptlrpc_request *open_req)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, set_open_replay_data);
+ MD_COUNTER_INCREMENT(exp->exp_obd, set_open_replay_data);
+ return MDP(exp->exp_obd, set_open_replay_data)(exp, och, open_req);
+}
+
+static inline int md_clear_open_replay_data(struct obd_export *exp,
+ struct obd_client_handle *och)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, clear_open_replay_data);
+ MD_COUNTER_INCREMENT(exp->exp_obd, clear_open_replay_data);
+ return MDP(exp->exp_obd, clear_open_replay_data)(exp, och);
+}
+
+static inline int md_store_inode_generation(struct obd_export *exp,
+ struct ptlrpc_request *req,
+ int reqoff, int repoff)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, store_inode_generation);
+ MD_COUNTER_INCREMENT(exp->exp_obd, store_inode_generation);
+ return MDP(exp->exp_obd, store_inode_generation)(exp, req,
+ reqoff, repoff);
+}
+
+static inline int md_set_lock_data(struct obd_export *exp, __u64 *l,
+ void *data)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, set_lock_data);
+ MD_COUNTER_INCREMENT(exp->exp_obd, set_lock_data);
+ return MDP(exp->exp_obd, set_lock_data)(exp, l, data);
}
/* OBD Metadata Support */
{
struct obdo *oa;
- oa = kmem_cache_alloc(obdo_cachep, SLAB_KERNEL);
- if (oa == NULL)
- LBUG();
- CDEBUG(D_MALLOC, "kmem_cache_alloced oa at %p\n", oa);
- memset(oa, 0, sizeof (*oa));
-
+ OBD_SLAB_ALLOC(oa, obdo_cachep, GFP_KERNEL,
+ sizeof(*oa));
return oa;
}
static inline void obdo_free(struct obdo *oa)
{
- if (!oa)
- return;
- CDEBUG(D_MALLOC, "kmem_cache_freed oa at %p\n", oa);
- kmem_cache_free(obdo_cachep, oa);
+ OBD_SLAB_FREE(oa, obdo_cachep, sizeof(*oa));
+}
+
+static inline void obdo2id(struct lustre_id *id,
+ struct obdo *oa)
+{
+ LASSERT(oa && id);
+ id_ino(id) = oa->o_id;
+ id_fid(id) = oa->o_fid;
+ id_group(id) = oa->o_mds;
+ id_gen(id) = oa->o_generation;
+}
+
+static inline void id2obdo(struct obdo *oa,
+ struct lustre_id *id)
+{
+ LASSERT(oa && id);
+ oa->o_id = id_ino(id);
+ oa->o_fid = id_fid(id);
+ oa->o_mds = id_group(id);
+ oa->o_generation = id_gen(id);
}
#if !defined(__KERNEL__) || (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
extern int (*ptlrpc_put_connection_superhack)(struct ptlrpc_connection *c);
extern void (*ptlrpc_abort_inflight_superhack)(struct obd_import *imp);
-struct obd_class_user_state {
- struct obd_device *ocus_current_obd;
- struct list_head ocus_conns;
-};
-
-struct obd_class_user_conn {
- struct list_head ocuc_chain;
- struct lustre_handle ocuc_conn;
-};
-
-
/* sysctl.c */
extern void obd_sysctl_init (void);
extern void obd_sysctl_clean (void);
void class_uuid_unparse(class_uuid_t in, struct obd_uuid *out);
/* lustre_peer.c */
-int lustre_uuid_to_peer(char *uuid, struct lustre_peer *peer);
+int lustre_uuid_to_peer(char *uuid, __u32 *peer_nal, ptl_nid_t *peer_nid);
int class_add_uuid(char *uuid, __u64 nid, __u32 nal);
int class_del_uuid (char *uuid);
void class_init_uuidlist(void);
void class_exit_uuidlist(void);
+/* mea.c */
+int mea_name2idx(struct mea *mea, char *name, int namelen);
+int raw_name2idx(int hashtype, int count, const char *name, int namelen);
+
#endif /* __LINUX_OBD_CLASS_H */