#ifndef LLITE_INTERNAL_H
#define LLITE_INTERNAL_H
+#include <linux/lustre_debug.h>
+
/* default to about 40meg of readahead on a given system. That much tied
* up in 512k readahead requests serviced at 40ms each is about 1GB/s. */
#define SBI_DEFAULT_RA_MAX ((40 << 20) >> PAGE_CACHE_SHIFT)
struct list_head ll_pglist;
struct ll_ra_info ll_ra_info;
-
+
+ unsigned int ll_remote; /* remote client? */
+
/* times spent waiting for locks in each call site. These are
* all protected by the ll_lock */
struct obd_service_time ll_read_stime;
struct semaphore ll_gns_sem;
spinlock_t ll_gns_lock;
wait_queue_head_t ll_gns_waitq;
+ atomic_t ll_gns_enabled;
int ll_gns_state;
struct timer_list ll_gns_timer;
struct list_head ll_gns_sbi_head;
+ struct completion ll_gns_mount_finished;
+ struct dentry *ll_gns_pending_dentry;
unsigned long ll_gns_tick;
unsigned long ll_gns_timeout;
- struct completion ll_gns_mount_finished;
/* path to upcall */
char ll_gns_upcall[PATH_MAX];
extern kmem_cache_t *ll_file_data_slab;
extern kmem_cache_t *ll_intent_slab;
struct lustre_handle;
+
struct ll_file_data {
- struct obd_client_handle fd_mds_och;
struct ll_readahead_state fd_ras;
__u32 fd_flags;
+ int fd_omode;
struct lustre_handle fd_cwlockh;
unsigned long fd_gid;
};
/* only trust these if the page lock is providing exclusion */
unsigned llap_write_queued:1,
llap_defer_uptodate:1,
+ llap_origin:3,
llap_ra_used:1;
struct list_head llap_proc_item;
};
-#define LL_CDEBUG_PAGE(mask, page, fmt, arg...) \
- CDEBUG(mask, "page %p map %p ind %lu priv %0lx: " fmt, \
- page, page->mapping, page->index, page->private, ## arg)
+enum {
+ LLAP_ORIGIN_UNKNOWN = 0,
+ LLAP_ORIGIN_READPAGE,
+ LLAP_ORIGIN_READAHEAD,
+ LLAP_ORIGIN_COMMIT_WRITE,
+ LLAP_ORIGIN_WRITEPAGE,
+ LLAP__ORIGIN_MAX,
+};
/* llite/lproc_llite.c */
int lprocfs_register_mountpoint(struct proc_dir_entry *parent,
struct inode *ll_iget(struct super_block *sb, ino_t hash,
struct lustre_md *lic);
struct dentry *ll_find_alias(struct inode *, struct dentry *);
-int ll_mdc_cancel_unused(struct lustre_handle *, struct inode *, int flags,
- void *opaque);
int ll_mdc_blocking_ast(struct ldlm_lock *, struct ldlm_lock_desc *,
void *data, int flag);
/* llite/rw.c */
void ll_removepage(struct page *page);
int ll_readpage(struct file *file, struct page *page);
struct ll_async_page *llap_from_cookie(void *cookie);
-struct ll_async_page *llap_from_page(struct page *page);
+struct ll_async_page *llap_from_page(struct page *page, unsigned origin);
struct ll_async_page *llap_cast_private(struct page *page);
void ll_readahead_init(struct inode *inode, struct ll_readahead_state *ras);
/* llite/file.c */
extern struct file_operations ll_file_operations;
extern struct inode_operations ll_file_inode_operations;
+int ll_md_real_close(struct obd_export *md_exp,
+ struct inode *inode, int flags);
extern int ll_inode_revalidate_it(struct dentry *);
extern int ll_setxattr(struct dentry *, const char *, const void *,
size_t, int);
int ll_file_release(struct inode *inode, struct file *file);
int ll_lsm_getattr(struct obd_export *, struct lov_stripe_md *, struct obdo *);
int ll_glimpse_size(struct inode *inode);
-int ll_local_open(struct file *file, struct lookup_intent *it);
+int ll_local_open(struct file *file, struct lookup_intent *it,
+ struct obd_client_handle *och);
int ll_md_close(struct obd_export *md_exp, struct inode *inode,
- struct file *file);
+ struct file *file);
+int ll_md_och_close(struct obd_export *md_exp, struct inode *inode,
+ struct obd_client_handle *och);
+void ll_och_fill(struct inode *inode, struct lookup_intent *it,
+ struct obd_client_handle *och);
+
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
int ll_getattr(struct vfsmount *mnt, struct dentry *de, struct kstat *stat);
#endif
char *ll_read_opt(const char *opt, char *data);
int ll_set_opt(const char *opt, char *data, int fl);
-void ll_options(char *options, char **ost, char **mds, char **sec, int *flags);
+void ll_options(char *options, char **ost, char **mds, char **mds_sec,
+ char **oss_sec, int *async, int *flags);
void ll_lli_init(struct ll_inode_info *lli);
int ll_fill_super(struct super_block *sb, void *data, int silent);
int lustre_fill_super(struct super_block *sb, void *data, int silent);
int ll_dentry_to_fh(struct dentry *, __u32 *datap, int *lenp, int need_parent);
int null_if_equal(struct ldlm_lock *lock, void *data);
int ll_process_config_update(struct ll_sb_info *sbi, int clean);
+int ll_show_options(struct seq_file *m, struct vfsmount *mnt);
+int ll_flush_cred(struct inode *inode);
/* llite/special.c */
extern struct inode_operations ll_special_inode_operations;
return ll_i2info(inode)->lli_maxbytes;
}
+static inline void
+ll_inode2id(struct lustre_id *id, struct inode *inode)
+{
+ struct lustre_id *lid = &ll_i2info(inode)->lli_id;
+
+ mdc_pack_id(id, inode->i_ino, inode->i_generation,
+ (inode->i_mode & S_IFMT), id_group(lid),
+ id_fid(lid));
+}
+
+static inline void
+ll_prepare_mdc_data(struct mdc_op_data *data, struct inode *i1,
+ struct inode *i2, const char *name, int namelen,
+ int mode)
+{
+ LASSERT(i1);
+ ll_inode2id(&data->id1, i1);
+
+ /* it could be directory with mea */
+ data->mea1 = ll_i2info(i1)->lli_mea;
+
+ if (i2) {
+ ll_inode2id(&data->id2, i2);
+ data->mea2 = ll_i2info(i2)->lli_mea;
+ }
+
+ data->valid = 0;
+ data->name = name;
+ data->namelen = namelen;
+ data->create_mode = mode;
+ data->mod_time = LTIME_S(CURRENT_TIME);
+}
+
#endif /* LLITE_INTERNAL_H */