*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
- * of the GNU General Public License v.2.
+ * of the GNU General Public License version 2.
*/
#ifndef __INCORE_DOT_H__
#define __INCORE_DOT_H__
-#define DIO_FORCE 0x00000001
-#define DIO_CLEAN 0x00000002
-#define DIO_DIRTY 0x00000004
-#define DIO_START 0x00000008
+#include <linux/fs.h>
+
#define DIO_WAIT 0x00000010
#define DIO_METADATA 0x00000020
-#define DIO_DATA 0x00000040
-#define DIO_RELEASE 0x00000080
#define DIO_ALL 0x00000100
struct gfs2_log_operations;
struct gfs2_log_element;
-struct gfs2_bitmap;
-struct gfs2_rgrpd;
-struct gfs2_bufdata;
-struct gfs2_glock_operations;
struct gfs2_holder;
struct gfs2_glock;
-struct gfs2_alloc;
-struct gfs2_inode;
-struct gfs2_file;
-struct gfs2_revoke;
-struct gfs2_revoke_replay;
struct gfs2_quota_data;
-struct gfs2_log_buf;
struct gfs2_trans;
struct gfs2_ail;
struct gfs2_jdesc;
-struct gfs2_args;
-struct gfs2_tune;
-struct gfs2_gl_hash_bucket;
struct gfs2_sbd;
typedef void (*gfs2_glop_bh_t) (struct gfs2_glock *gl, unsigned int ret);
void (*lo_before_commit) (struct gfs2_sbd *sdp);
void (*lo_after_commit) (struct gfs2_sbd *sdp, struct gfs2_ail *ai);
void (*lo_before_scan) (struct gfs2_jdesc *jd,
- struct gfs2_log_header *head, int pass);
+ struct gfs2_log_header_host *head, int pass);
int (*lo_scan_elements) (struct gfs2_jdesc *jd, unsigned int start,
struct gfs2_log_descriptor *ld, __be64 *ptr,
int pass);
struct gfs2_bitmap {
struct buffer_head *bi_bh;
char *bi_clone;
- uint32_t bi_offset;
- uint32_t bi_start;
- uint32_t bi_len;
+ u32 bi_offset;
+ u32 bi_start;
+ u32 bi_len;
};
struct gfs2_rgrpd {
struct list_head rd_list_mru;
struct list_head rd_recent; /* Recently used rgrps */
struct gfs2_glock *rd_gl; /* Glock for this rgrp */
- struct gfs2_rindex rd_ri;
- struct gfs2_rgrp rd_rg;
- uint64_t rd_rg_vn;
+ struct gfs2_rindex_host rd_ri;
+ struct gfs2_rgrp_host rd_rg;
+ u64 rd_rg_vn;
struct gfs2_bitmap *rd_bits;
unsigned int rd_bh_count;
struct mutex rd_mutex;
- uint32_t rd_free_clone;
+ u32 rd_free_clone;
struct gfs2_log_element rd_le;
- uint32_t rd_last_alloc_data;
- uint32_t rd_last_alloc_meta;
+ u32 rd_last_alloc_data;
+ u32 rd_last_alloc_meta;
struct gfs2_sbd *rd_sbd;
};
};
struct gfs2_glock_operations {
- void (*go_xmote_th) (struct gfs2_glock * gl, unsigned int state,
- int flags);
- void (*go_xmote_bh) (struct gfs2_glock * gl);
- void (*go_drop_th) (struct gfs2_glock * gl);
- void (*go_drop_bh) (struct gfs2_glock * gl);
- void (*go_sync) (struct gfs2_glock * gl, int flags);
- void (*go_inval) (struct gfs2_glock * gl, int flags);
- int (*go_demote_ok) (struct gfs2_glock * gl);
- int (*go_lock) (struct gfs2_holder * gh);
- void (*go_unlock) (struct gfs2_holder * gh);
- void (*go_callback) (struct gfs2_glock * gl, unsigned int state);
- void (*go_greedy) (struct gfs2_glock * gl);
+ void (*go_xmote_th) (struct gfs2_glock *gl);
+ void (*go_xmote_bh) (struct gfs2_glock *gl);
+ void (*go_drop_th) (struct gfs2_glock *gl);
+ void (*go_drop_bh) (struct gfs2_glock *gl);
+ void (*go_inval) (struct gfs2_glock *gl, int flags);
+ int (*go_demote_ok) (struct gfs2_glock *gl);
+ int (*go_lock) (struct gfs2_holder *gh);
+ void (*go_unlock) (struct gfs2_holder *gh);
const int go_type;
};
HIF_MUTEX = 0,
HIF_PROMOTE = 1,
HIF_DEMOTE = 2,
- HIF_GREEDY = 3,
/* States */
HIF_ALLOCED = 4,
HIF_HOLDER = 6,
HIF_FIRST = 7,
HIF_ABORTED = 9,
+ HIF_WAIT = 10,
};
struct gfs2_holder {
int gh_error;
unsigned long gh_iflags;
- struct completion gh_wait;
unsigned long gh_ip;
};
enum {
- GLF_PLUG = 0,
GLF_LOCK = 1,
GLF_STICKY = 2,
- GLF_PREFETCH = 3,
- GLF_SYNC = 4,
GLF_DIRTY = 5,
GLF_SKIP_WAITERS2 = 6,
- GLF_GREEDY = 7,
};
struct gfs2_glock {
- struct list_head gl_list;
+ struct hlist_node gl_list;
unsigned long gl_flags; /* GLF_... */
struct lm_lockname gl_name;
- struct kref gl_ref;
+ atomic_t gl_ref;
spinlock_t gl_spin;
unsigned int gl_state;
+ unsigned int gl_hash;
struct task_struct *gl_owner;
unsigned long gl_ip;
struct list_head gl_holders;
struct list_head gl_waiters1; /* HIF_MUTEX */
- struct list_head gl_waiters2; /* HIF_DEMOTE, HIF_GREEDY */
+ struct list_head gl_waiters2; /* HIF_DEMOTE */
struct list_head gl_waiters3; /* HIF_PROMOTE */
const struct gfs2_glock_operations *gl_ops;
struct gfs2_holder *gl_req_gh;
gfs2_glop_bh_t gl_req_bh;
- lm_lock_t *gl_lock;
+ void *gl_lock;
char *gl_lvb;
atomic_t gl_lvb_count;
- uint64_t gl_vn;
+ u64 gl_vn;
unsigned long gl_stamp;
void *gl_object;
- struct gfs2_gl_hash_bucket *gl_bucket;
struct list_head gl_reclaim;
struct gfs2_sbd *gl_sbd;
struct gfs2_alloc {
/* Quota stuff */
- struct gfs2_quota_data *al_qd[4];
- struct gfs2_holder al_qd_ghs[4];
+ struct gfs2_quota_data *al_qd[2*MAXQUOTAS];
+ struct gfs2_holder al_qd_ghs[2*MAXQUOTAS];
unsigned int al_qd_num;
u32 al_requested; /* Filled in by caller of gfs2_inplace_reserve() */
};
enum {
+ GIF_INVALID = 0,
GIF_QD_LOCKED = 1,
GIF_PAGED = 2,
GIF_SW_PAGED = 3,
struct gfs2_inode {
struct inode i_inode;
- struct gfs2_inum i_num;
+ struct gfs2_inum_host i_num;
unsigned long i_flags; /* GIF_... */
- uint64_t i_vn;
- struct gfs2_dinode i_di; /* To be replaced by ref to block */
+ struct gfs2_dinode_host i_di; /* To be replaced by ref to block */
struct gfs2_glock *i_gl; /* Move into i_gh? */
struct gfs2_holder i_iopen_gh;
struct gfs2_holder i_gh; /* for prepare/commit_write only */
struct gfs2_alloc i_alloc;
- uint64_t i_last_rg_alloc;
+ u64 i_last_rg_alloc;
spinlock_t i_spin;
struct rw_semaphore i_rw_mutex;
- unsigned int i_greedy;
unsigned long i_last_pfault;
struct buffer_head *i_cache[GFS2_MAX_META_HEIGHT];
struct gfs2_revoke {
struct gfs2_log_element rv_le;
- uint64_t rv_blkno;
+ u64 rv_blkno;
};
struct gfs2_revoke_replay {
struct list_head rr_list;
- uint64_t rr_blkno;
+ u64 rr_blkno;
unsigned int rr_where;
};
};
struct gfs2_quota_lvb {
- uint32_t qb_magic;
- uint32_t __pad;
- uint64_t qb_limit; /* Hard limit of # blocks to alloc */
- uint64_t qb_warn; /* Warn user when alloc is above this # */
- int64_t qb_value; /* Current # blocks allocated */
+ __be32 qb_magic;
+ u32 __pad;
+ __be64 qb_limit; /* Hard limit of # blocks to alloc */
+ __be64 qb_warn; /* Warn user when alloc is above this # */
+ __be64 qb_value; /* Current # blocks allocated */
};
struct gfs2_quota_data {
struct list_head qd_list;
unsigned int qd_count;
- uint32_t qd_id;
+ u32 qd_id;
unsigned long qd_flags; /* QDF_... */
- int64_t qd_change;
- int64_t qd_change_sync;
+ s64 qd_change;
+ s64 qd_change_sync;
unsigned int qd_slot;
unsigned int qd_slot_count;
struct gfs2_glock *qd_gl;
struct gfs2_quota_lvb qd_qb;
- uint64_t qd_sync_gen;
+ u64 qd_sync_gen;
unsigned long qd_last_warn;
unsigned long qd_last_touched;
};
struct list_head ai_ail1_list;
struct list_head ai_ail2_list;
- uint64_t ai_sync_gen;
+ u64 ai_sync_gen;
};
struct gfs2_jdesc {
unsigned int gt_atime_quantum; /* Min secs between atime updates */
unsigned int gt_new_files_jdata;
unsigned int gt_new_files_directio;
- unsigned int gt_max_atomic_write; /* Split big writes into this size */
unsigned int gt_max_readahead; /* Max bytes to read-ahead from disk */
unsigned int gt_lockdump_size;
unsigned int gt_stall_secs; /* Detects trouble! */
unsigned int gt_complain_secs;
unsigned int gt_reclaim_limit; /* Max num of glocks in reclaim list */
unsigned int gt_entries_per_readdir;
- unsigned int gt_prefetch_secs; /* Usage window for prefetched glocks */
- unsigned int gt_greedy_default;
- unsigned int gt_greedy_quantum;
- unsigned int gt_greedy_max;
unsigned int gt_statfs_quantum;
unsigned int gt_statfs_slow;
};
-struct gfs2_gl_hash_bucket {
- rwlock_t hb_lock;
- struct list_head hb_list;
-};
-
enum {
SDF_JOURNAL_CHECKED = 0,
SDF_JOURNAL_LIVE = 1,
SDF_NOATIME = 3,
};
-#define GFS2_GL_HASH_SHIFT 13
-#define GFS2_GL_HASH_SIZE (1 << GFS2_GL_HASH_SHIFT)
-#define GFS2_GL_HASH_MASK (GFS2_GL_HASH_SIZE - 1)
#define GFS2_FSNAME_LEN 256
struct gfs2_sbd {
struct super_block *sd_vfs_meta;
struct kobject sd_kobj;
unsigned long sd_flags; /* SDF_... */
- struct gfs2_sb sd_sb;
+ struct gfs2_sb_host sd_sb;
/* Constants computed on mount */
- uint32_t sd_fsb2bb;
- uint32_t sd_fsb2bb_shift;
- uint32_t sd_diptrs; /* Number of pointers in a dinode */
- uint32_t sd_inptrs; /* Number of pointers in a indirect block */
- uint32_t sd_jbsize; /* Size of a journaled data block */
- uint32_t sd_hash_bsize; /* sizeof(exhash block) */
- uint32_t sd_hash_bsize_shift;
- uint32_t sd_hash_ptrs; /* Number of pointers in a hash block */
- uint32_t sd_qc_per_block;
- uint32_t sd_max_dirres; /* Max blocks needed to add a directory entry */
- uint32_t sd_max_height; /* Max height of a file's metadata tree */
- uint64_t sd_heightsize[GFS2_MAX_META_HEIGHT];
- uint32_t sd_max_jheight; /* Max height of journaled file's meta tree */
- uint64_t sd_jheightsize[GFS2_MAX_META_HEIGHT];
+ u32 sd_fsb2bb;
+ u32 sd_fsb2bb_shift;
+ u32 sd_diptrs; /* Number of pointers in a dinode */
+ u32 sd_inptrs; /* Number of pointers in a indirect block */
+ u32 sd_jbsize; /* Size of a journaled data block */
+ u32 sd_hash_bsize; /* sizeof(exhash block) */
+ u32 sd_hash_bsize_shift;
+ u32 sd_hash_ptrs; /* Number of pointers in a hash block */
+ u32 sd_qc_per_block;
+ u32 sd_max_dirres; /* Max blocks needed to add a directory entry */
+ u32 sd_max_height; /* Max height of a file's metadata tree */
+ u64 sd_heightsize[GFS2_MAX_META_HEIGHT];
+ u32 sd_max_jheight; /* Max height of journaled file's meta tree */
+ u64 sd_jheightsize[GFS2_MAX_META_HEIGHT];
struct gfs2_args sd_args; /* Mount arguments */
struct gfs2_tune sd_tune; /* Filesystem tuning structure */
/* Lock Stuff */
struct lm_lockstruct sd_lockstruct;
- struct gfs2_gl_hash_bucket sd_gl_hash[GFS2_GL_HASH_SIZE];
struct list_head sd_reclaim_list;
spinlock_t sd_reclaim_lock;
wait_queue_head_t sd_reclaim_wq;
spinlock_t sd_statfs_spin;
struct mutex sd_statfs_mutex;
- struct gfs2_statfs_change sd_statfs_master;
- struct gfs2_statfs_change sd_statfs_local;
+ struct gfs2_statfs_change_host sd_statfs_master;
+ struct gfs2_statfs_change_host sd_statfs_local;
unsigned long sd_statfs_sync_time;
/* Resource group stuff */
- uint64_t sd_rindex_vn;
+ u64 sd_rindex_vn;
spinlock_t sd_rindex_spin;
struct mutex sd_rindex_mutex;
struct list_head sd_rindex_list;
unsigned int sd_quota_chunks;
unsigned char **sd_quota_bitmap;
- uint64_t sd_quota_sync_gen;
+ u64 sd_quota_sync_gen;
unsigned long sd_quota_sync_time;
/* Log stuff */
unsigned int sd_log_blks_free;
struct mutex sd_log_reserve_mutex;
- uint64_t sd_log_sequence;
+ u64 sd_log_sequence;
unsigned int sd_log_head;
unsigned int sd_log_tail;
int sd_log_idle;
struct list_head sd_log_flush_list;
unsigned int sd_log_flush_head;
- uint64_t sd_log_flush_wrapped;
+ u64 sd_log_flush_wrapped;
struct list_head sd_ail1_list;
struct list_head sd_ail2_list;
- uint64_t sd_ail_sync_gen;
+ u64 sd_ail_sync_gen;
/* Replay stuff */