#include <linux/lustre_handles.h>
#include <linux/obd.h>
-#define FILTER_LAYOUT_VERSION "2"
-
#ifndef OBD_FILTER_DEVICENAME
# define OBD_FILTER_DEVICENAME "obdfilter"
#endif
#define FILTER_LR_MAX_CLIENTS (PAGE_SIZE * 8)
#define FILTER_LR_MAX_CLIENT_WORDS (FILTER_LR_MAX_CLIENTS/sizeof(unsigned long))
-#define FILTER_SUBDIR_COUNT 32 /* set to zero for no subdirs */
-#define FILTER_GROUPS 3 /* must be at least 3; not dynamic yet */
-
-#define FILTER_MOUNT_RECOV 2
#define FILTER_RECOVERY_TIMEOUT (obd_timeout * 5 * HZ / 2) /* *waves hands* */
#define FILTER_ROCOMPAT_SUPP (0)
struct filter_client_data {
__u8 fcd_uuid[40]; /* client UUID */
__u64 fcd_last_rcvd; /* last completed transaction ID */
- __u64 fcd_mount_count; /* FILTER incarnation number */
__u64 fcd_last_xid; /* client RPC xid for the last transaction */
- __u8 fcd_padding[FILTER_LR_CLIENT_SIZE - 64];
+ __u8 fcd_padding[FILTER_LR_CLIENT_SIZE - 56];
};
#define FILTER_DENTRY_MAGIC 0x9efba101
LPROC_FILTER_LAST,
};
+#define FILTER_MAX_CACHE_SIZE OBD_OBJECT_EOF
+
/* filter.c */
-struct dentry *filter_parent(struct obd_device *, obd_gr group, obd_id objid);
-struct dentry *filter_parent_lock(struct obd_device *, obd_gr, obd_id,
- ldlm_mode_t, struct lustre_handle *);
void f_dput(struct dentry *);
struct dentry *filter_fid2dentry(struct obd_device *, struct dentry *dir,
obd_gr group, obd_id id);
#define filter_oa2dentry(obd, oa) __filter_oa2dentry(obd, oa, __FUNCTION__)
int filter_finish_transno(struct obd_export *, struct obd_trans_info *, int rc);
-__u64 filter_next_id(struct filter_obd *, struct obdo *);
-__u64 filter_last_id(struct filter_obd *, struct obdo *);
+__u64 filter_next_id(struct filter_obd *, int group);
+__u64 filter_last_id(struct filter_obd *, int group);
int filter_update_server_data(struct obd_device *, struct file *,
struct filter_server_data *, int force_sync);
int filter_update_last_objid(struct obd_device *, obd_gr, int force_sync);
int filter_common_setup(struct obd_device *, obd_count len, void *buf,
char *option);
+/* filter_lvb.c */
+extern struct ldlm_valblock_ops filter_lvbo;
+
+
/* filter_io.c */
int filter_preprw(int cmd, struct obd_export *, struct obdo *, int objcount,
struct obd_ioobj *, int niocount, struct niobuf_remote *,
struct niobuf_local *, struct obd_trans_info *);
int filter_commitrw(int cmd, struct obd_export *, struct obdo *, int objcount,
struct obd_ioobj *, int niocount, struct niobuf_local *,
- struct obd_trans_info *);
+ struct obd_trans_info *, int rc);
+int filter_write_extents(struct obd_export *exp, struct obd_ioobj *obj,
+ int objcount, int niocount,struct niobuf_local *local,
+ int rc);
+int filter_do_cow(struct obd_export *exp, struct obd_ioobj *obj,
+ int nioo, struct niobuf_remote *rnb);
int filter_brw(int cmd, struct obd_export *, struct obdo *,
struct lov_stripe_md *, obd_count oa_bufs, struct brw_page *,
struct obd_trans_info *);
void flip_into_page_cache(struct inode *inode, struct page *new_page);
+void filter_release_read_page(struct filter_obd *filter, struct inode *inode,
+ struct page *page);
+void filter_release_write_page(struct filter_obd *filter, struct inode *inode,
+ struct niobuf_local *lnb, int rc);
/* filter_io_*.c */
int filter_commitrw_write(struct obd_export *exp, struct obdo *oa, int objcount,
struct obd_ioobj *obj, int niocount,
- struct niobuf_local *res, struct obd_trans_info *oti);
+ struct niobuf_local *res, struct obd_trans_info *oti,
+ int rc);
+obd_size filter_grant_space_left(struct obd_export *exp);
+long filter_grant(struct obd_export *exp, obd_size current_grant,
+ obd_size want, obd_size fs_space_left);
+void filter_grant_commit(struct obd_export *exp, int niocount,
+ struct niobuf_local *res);
/* filter_log.c */
struct ost_filterdata {
__u32 ofd_epoch;
};
-int filter_log_sz_change(struct llog_handle *cathandle,
+int filter_log_sz_change(struct llog_handle *cathandle,
struct ll_fid *mds_fid,
__u32 io_epoch,
- struct llog_cookie *logcookie,
+ struct llog_cookie *logcookie,
struct inode *inode);
//int filter_get_catalog(struct obd_device *);
void filter_cancel_cookies_cb(struct obd_device *obd, __u64 transno,
int filter_san_preprw(int cmd, struct obd_export *, struct obdo *, int objcount,
struct obd_ioobj *, int niocount, struct niobuf_remote *);
+#ifdef __KERNEL__
+void filter_tally_write(struct filter_obd *filter, struct page **pages,
+ int nr_pages, unsigned long *blocks,
+ int blocks_per_page);
+void filter_tally_read(struct filter_obd *filter, struct niobuf_local *lnb,
+ int niocount);
+int lproc_filter_attach_seqstat(struct obd_device *dev);
+#else
+static inline filter_tally_write(struct filter_obd *filter,
+ struct page **pages, int nr_pages,
+ unsigned long *blocks, int blocks_per_page) {}
+static inline void filter_tally_read(struct filter_obd *filter,
+ struct niobuf_local *lnb, int niocount)
+ {}
+static inline lproc_filter_attach_seqstat(struct obd_device *dev) {}
+#endif
+
#endif